10/30/2025 | Press release | Distributed by Public on 10/30/2025 15:28
Filed pursuant to Rule 424(b)(5)
Registration Statement No. 333-273546
Prospectus Supplement
(To Prospectus dated August 23, 2023)
Up to $50,000,000
Common Stock
We have entered into an At Market Issuance Sales Agreement with Ladenburg Thalmann & Co. Inc. ("Ladenburg") relating to the sale of our common stock offered by this prospectus supplement and the accompanying prospectus. In accordance with the terms of the At Market Issuance Sales Agreement, we may offer and sell up to $50,000,000 of shares of our common stock, $0.00001 par value per share, from time to time through Ladenburg acting as agent.
Our common stock is listed on The NASDAQ Capital Market under the symbol "NVNO." The last reported sale price of our common stock on The NASDAQ Capital Market on October 29, 2025 was $0.7188 per share.
Sales of our common stock, if any, under this prospectus supplement and accompanying prospectus may be made in sales deemed to be "at the market equity offerings" as defined in Rule 415 promulgated under the Securities Act of 1933, as amended, or the Securities Act. Ladenburg is not required to sell any specific dollar amount of shares, but will use commercially reasonable efforts to sell on our behalf all of the shares of common stock requested to be sold by us, consistent with its normal trading and sales practices, on mutually agreed terms between Ladenburg and us. There is no arrangement for funds to be received in any escrow, trust or similar arrangement.
Ladenburg will be entitled to compensation at a fixed commission rate of 3% of the gross sales price per share sold. In connection with the sale of our common stock on our behalf, Ladenburg will be deemed to be an "underwriter" within the meaning of the Securities Act and the compensation of Ladenburg will be deemed to be underwriting commissions or discounts. We have also agreed to provide indemnification and contribution to Ladenburg with respect to certain liabilities, including liabilities under the Securities Act.
Investing in our securities involves a high degree of risk. Before buying any of our securities, you should carefully read the discussion of material risks of investing in our securities under the heading "Risk Factors" beginning on page S-6 of this prospectus supplement and the documents incorporated by reference herein and page 25 of the accompanying prospectus.
Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or passed upon the accuracy or adequacy of this prospectus supplement or the accompanying prospectus. Any representation to the contrary is a criminal offense.
Ladenburg Thalmann
The date of this prospectus supplement is October 30, 2025
TABLE OF CONTENTS
| Page | |
| PROSPECTUS SUPPLEMENT | |
| About This Prospectus Supplement | S-i | 
| Cautionary Note Regarding Forward-Looking Statements | S-ii | 
| Prospectus Summary | S-1 | 
| The Offering | S-5 | 
| Risk Factors | S-6 | 
| Use of Proceeds | S-7 | 
| Description of Securities | S-8 | 
| Plan of Distribution | S-9 | 
| Legal Matters | S-10 | 
| Experts | S-10 | 
| Where You Can Find More Information | S-10 | 
| Incorporation of Certain Information By Reference | S-10 | 
| PROSPECTUS | |
| About This Prospectus | 1 | 
| Cautionary Statement Regarding Forward-Looking Statements | 2 | 
| Prospectus Summary | 3 | 
| Risk Factors | 7 | 
| Use of Proceeds | 8 | 
| Plan of Distribution | 9 | 
| Description of Securities We May Offer | 11 | 
| Form of Securities | 24 | 
| Legal Matters | 25 | 
| Experts | 25 | 
| Where You Can Find Additional Information | 25 | 
| Incorporation of Documents by Reference | 25 | 
You should rely only on the information we have provided or incorporated by reference in this prospectus supplement and the accompanying prospectus. We have not authorized anyone to provide you with information different from that contained or incorporated by reference in this prospectus supplement or the accompanying prospectus.
This prospectus supplement and any later prospectus supplement is an offer to sell only the securities offered hereby, but only under circumstances and in jurisdictions where it is lawful to do so.
You should assume that the information contained in this prospectus supplement and in any other prospectus supplement is accurate only as of their respective dates and that any information we have incorporated by reference is accurate only as of the date of the document incorporated by reference, regardless of the time of delivery of this prospectus supplement or any other prospective supplement for any sale of securities.
ABOUT THIS PROSPECTUS SUPPLEMENT
This document contains two parts. The first part is the prospectus supplement, which describes the specific terms of this offering and also updates information contained in the accompanying prospectus and the documents incorporated by reference into this prospectus supplement and the accompanying prospectus. The second part is the accompanying prospectus, which provides more general information, some of which may not apply to this offering. This prospectus supplement and the accompanying prospectus are part of a "shelf" registration statement on Form S-3 (File No. 333-273546) that we initially filed with the SEC on July 31, 2023, and that was declared effective by the SEC on August 23, 2023.
To the extent there is a conflict between the information contained in this prospectus supplement, on the one hand, and the information contained in the accompanying prospectus or any document incorporated by reference that was filed with the SEC before the date of this prospectus supplement, on the other hand, you should rely on the information in this prospectus supplement. If any statement in one of these documents is inconsistent with a statement in another document having a later date - for example, a document incorporated by reference into this prospectus supplement - the statement in the document having the later date modifies or supersedes the earlier statement.
You should assume that the information appearing in this prospectus supplement and the accompanying prospectus and the documents incorporated by reference into this prospectus supplement and the accompanying prospectus is accurate only as of the date of those respective documents. Our business, financial condition, results of operations and prospects may have changed since those dates. You should read this prospectus supplement and the accompanying prospectus, as well as the documents incorporated by reference into this prospectus supplement and the accompanying prospectus in their entirety before making an investment decision. You should also read and consider the information in the sections of this prospectus supplement entitled "Where You Can Find More Information" and "Incorporation of Certain Information by Reference."
We have not, and Ladenburg has not, authorized any other person to provide you with information that is in addition to or different from the information included or incorporated by reference into this prospectus supplement. We are not, and Ladenburg is not, offering to sell, and seeking offers to buy, shares of common stock in jurisdictions where offers and sales are not permitted. The distribution of this prospectus supplement and the offering of the common stock in certain jurisdictions may be restricted by law. Persons outside the United States who come into possession of this prospectus supplement must inform themselves about, and observe any restrictions relating to, the offering of the common stock and the distribution of this prospectus supplement outside the United States. This prospectus supplement does not constitute, and may not be used in connection with, an offer to sell, or a solicitation of an offer to buy, any securities offered by this prospectus supplement by any person in any jurisdiction in which it is unlawful for such person to make such an offer or solicitation.
This prospectus supplement and accompanying prospectus contain, or incorporate by reference, trademarks, tradenames, service marks and service names of enVVeno Medical Corporation and its subsidiaries. This prospectus supplement and the accompanying prospectus and the documents incorporated by reference into this prospectus supplement and the accompanying prospectus may also contain trademarks and trade names that are the property of their respective owners.
| S-i | 
CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS
This prospectus supplement, the accompanying prospectus and the documents incorporated by reference herein and therein may contain forward looking statements that involve risks and uncertainties. All statements other than statements of historical fact contained in this prospectus supplement, the accompanying prospectus and the documents incorporated by reference herein and therein, including statements regarding future events, our future financial performance, business strategy, and plans and objectives of management for future operations, are forward-looking statements. We have attempted to identify forward-looking statements by terminology including "anticipates," "believes," "can," "continue," "could," "estimates," "expects," "intends," "may," "plans," "potential," "predicts," "should," or "will" or the negative of these terms or other comparable terminology. Although we do not make forward looking statements unless we believe we have a reasonable basis for doing so, we cannot guarantee their accuracy. These statements are only predictions and involve known and unknown risks, uncertainties and other factors, including the risks outlined under "Risk Factors" or elsewhere in this prospectus supplement, the accompanying prospectus and the documents incorporated by reference herein and therein, which may cause our or our industry's actual results, levels of activity, performance or achievements expressed or implied by these forward-looking statements. Moreover, we operate in a highly regulated, very competitive, and rapidly changing environment. New risks emerge from time to time and it is not possible for us to predict all risk factors, nor can we address the impact of all factors on our business or the extent to which any factor, or combination of factors, may cause our actual results to differ materially from those contained in any forward-looking statements.
We have based these forward-looking statements largely on our current expectations and projections about future events and financial trends that we believe may affect our financial condition, results of operations, business strategy, short term and long term business operations, and financial needs. These forward-looking statements are subject to certain risks and uncertainties that could cause our actual results to differ materially from those reflected in the forward-looking statements. Factors that could cause or contribute to such differences include, but are not limited to, those discussed in this prospectus supplement and accompanying prospectus, and in particular, the risks discussed below and under the heading "Risk Factors" and those discussed in other documents we file with the SEC. The following discussion should be read in conjunction with the consolidated financial statements for the fiscal quarters ended September 30, 2025, June 30, 2025 and March 31, 2025 and the fiscal years ended December 31, 2024 and 2023 and the notes incorporated by reference herein. We undertake no obligation to revise or publicly release the results of any revision to these forward-looking statements, except as required by law. In light of these risks, uncertainties and assumptions, the forward-looking events and circumstances discussed in this prospectus supplement may not occur and actual results could differ materially and adversely from those anticipated or implied in the forward-looking statement.
You should not place undue reliance on any forward-looking statement, each of which applies only as of the date of this prospectus supplement. Except as required by law, we undertake no obligation to update or revise publicly any of the forward-looking statements after the date of this prospectus supplement to conform our statements to actual results or changed expectations.
Any forward-looking statement you read in this prospectus supplement, the accompany prospectus, any additional prospectus supplement or any document incorporated by reference reflects our current views with respect to future events and is subject to these and other risks, uncertainties and assumptions relating to our operations, operating results, growth strategy and liquidity. You should not place undue reliance on these forward-looking statements because such statements speak only as to the date when made. We assume no obligation to publicly update or revise these forward-looking statements for any reason, or to update the reasons actual results could differ materially from those anticipated in these forward-looking statements, even if new information becomes available in the future, except as otherwise required by applicable law. You are advised, however, to consult any further disclosures we make on related subjects in our reports on Forms 10-Q, 8-K and 10-K filed with the SEC. You should understand that it is not possible to predict or identify all risk factors. Consequently, you should not consider any such list to be a complete set of all potential risks or uncertainties.
| S-ii | 
PROSPECTUS SUPPLEMENT SUMMARY
This summary highlights selected information contained elsewhere in this prospectus supplement. This summary does not contain all the information that you should consider before investing in our Company. You should carefully read the entire prospectus supplement, including all documents incorporated by reference herein. In particular, attention should be directed to our "Risk Factors," "Information With Respect to the Company," "Management's Discussion and Analysis of Financial Condition and Results of Operations" and the financial statements and related notes thereto contained herein or otherwise incorporated by reference hereto, before making an investment decision.
As used herein, and any amendment or supplement hereto, unless otherwise indicated, "we," "us," "our," the "Company," or "enVVeno" means enVVeno Medical Corporation and its subsidiaries. Unless otherwise indicated, all references in this prospectus to "dollars" or "$" refer to US dollars.
Business Overview
enVVeno Medical Corporation is a late clinical-stage medical device company focused on the advancement of innovative bioprosthetic (tissue-based) solutions to improve the standard of care for the treatment of deep venous disease. Chronic Venous Disease (CVD) is the world's most prevalent chronic disease, impacting approximately 70% of the adult population of the U.S. Chronic Venous Insufficiency (CVI), is a large subset of CVD, which most often occurs when valves inside of the veins of the leg become damaged, resulting in the backwards flow of blood (reflux), blood pooling in the lower leg, increased pressure in the veins of the leg (venous hypertension) and in severe cases, venous ulcers that are difficult to heal. The Company is developing surgical and non-surgical replacement venous valves for patients suffering from severe CVI of the deep venous system of the leg.
The Company's lead product is the VenoValve®, a potential first of its kind surgical replacement venous valve currently in post-enrollment follow-up of its U.S. pivotal study. The Company is also developing a second product called enVVe®, a potential next-generation, non-surgical, transcatheter based replacement venous valve. The Company is currently conducting pre-clinical testing on enVVe. Both the VenoValve and enVVe are designed to act as one-way valves, to help assist in propelling blood up the veins of the leg, and back to the heart and lungs.
The VenoValve and enVVe are being developed first for approval by the U.S. Food and Drug Administration (FDA). We expect the VenoValve to be eligible for FDA approval first, followed approximately three years later by enVVe. If approved, we expect the VenoValve and enVVe to co-exist, with the VenoValve as a surgical replacement venous valve option and enVVe as a non-surgical replacement venous valve option, although we cannot provide any assurance that either the VenoValve or enVVe will receive approval from the FDA (see the section entitled "Risk Factors" in our Annual Report on Form 10-K/A, filed with the SEC on February 28, 2025). There are currently no devices FDA approved as surgical or non-surgical replacement venous valves, and there are currently no effective treatments for deep venous CVI caused by incompetent valves.
Our team of officers and directors has been affiliated with numerous medical devices that have received FDA approval or CE marking and that have been commercially successful. We develop and manufacture our products in connection with our clinical trials in a 14,507 sq. ft. leased manufacturing facility in Irvine, California, which has been ISO 13485-2016 certified for the design, development and manufacturing of tissue based implantable medical devices.
CVI Background
Chronic venous disease ("CVD") is the world's most prevalent chronic disease. CVD is clinically classified using a standardized system known as CEAP (clinical, etiological, anatomical, and pathophysiological). The CEAP system consists of seven clinical classifications (C0 to C6) with C4, C5 and C6 being the most severe categories of CVD.
Chronic Venous Insufficiency ("CVI") is a large subset of CVD and is generally used to describe patients with C4 to C6 CVD. CVI is a debilitating condition that affects the venous system of the leg causing pain, swelling, edema, skin changes, and ulcerations.
| S-1 | 
The human leg contains three vein systems: the deep vein system, the superficial vein system, and the perforator vein system which connects the deep system to the superficial system. The deep venous system is located below the muscle and facia in the center portion of the leg and is responsible for approximately 90% of the blood flow. In order for blood to return to the heart from the foot, ankle, and lower leg, the calf muscle serves as a pump and pushes the blood up the veins of the leg against gravity and through a series of one-way valves. Each valve is supposed to open as blood passes through, and then close as blood progresses up the veins of the leg to the next valve. CVI occurs when the one-way valves in the veins of the leg fail and become incompetent. When the valves fail, gravity causes the blood to flow backwards and in the wrong direction (reflux). As blood pools in the lower leg, pressure inside the veins increases (venous hypertension). Reflux, and the resulting venous hypertension, causes the leg to swell, resulting in debilitating pain, and in the most severe cases, venous ulcers.
Severe CVI sufferers experience a significantly reduced quality of life. Daily activities such as preparing meals, housework, and personal hygiene (washing and bathing) become difficult due to reduced mobility. For many severe CVI sufferers, intense pain, which frequently occurs at night, prevents them from getting adequate sleep. Severe CVI sufferers with venous leg ulcers (VLU) are known to miss approximately 40% more workdays than the average worker without the condition. A high percentage of venous ulcer patients also experience severe itching, leg swelling, and an odorous discharge. Wound dressing changes, which occur several times a week, can be extremely painful. Venous ulcers from deep venous CVI are very difficult to heal, and a significant percentage of venous ulcers remain unhealed for more than a year. Even if healed, recurrence rates for venous ulcers are known to be high (20% to 40%) within the first year and as high as 60% after five years. Patients with severe CVI often become housebound and experience social isolation due to difficulty with ambulation. As a result, studies have shown that patients with active venous ulcers experience higher rates of anxiety and depression, with reported rates of anxiety of up to 30% and depression up to 40%. Rates of depression caused by venous ulcers among the elderly are even higher, with 48% of elderly venous ulcer patients having severe depressive symptoms.
We estimate that there are approximately 2.5 million to 3.5 million patients with severe deep venous CVI in the U.S. including approximately 1.5 million patients that develop venous leg ulcers (C6 patients). The average patient seeking treatment of a venous ulcer spends as much as $30,000 a year on wound care, and the total direct medical costs from venous ulcer sufferers in the U.S. has been estimated to exceed $20 billion a year.
VenoValve
The VenoValve is a surgically implanted replacement venous valve developed by enVVeno Medical, designed for use in the deep veins of the leg to treat severe CVI caused by valvular incompetence. By lowering pressure (venous hypertension) within the deep venous system of the leg, the VenoValve has the potential to reduce or eliminate the symptoms of severe deep venous CVI, including the potential to heal recurring venous leg ulcers. The VenoValve is implanted into the femoral vein of the patient in an open surgical procedure via a 5-to-6-inch incision in the upper thigh. The surgical approach for implanting the VenoValve is referred to as the SAVVE® procedure, which enables physicians to implant the VenoValve to restore valve function in the deep veins of the leg. As our planned initial entrant to the replacement venous valve market, we estimate that approximately 2.5 million people with severe deep venous CVI in the U.S. would be candidates for the VenoValve, including approximately 1.5 million people with active venous ulcers. The VenoValve has been granted Breakthrough Device designation by the FDA.
VenoValve Clinical Status
In March of 2021 we received IDE approval from the FDA to begin the VenoValve pivotal study. An investigational device exemption or IDE from the FDA is required before a medical device company can proceed with a pivotal trial for a Class III medical device. This approval allowed us to proceed with our U.S. pivotal study for the VenoValve, a prospective, non-blinded, single arm, multi-center clinical study. The seventy-five patient U.S. pivotal study reached full enrollment on September 1, 2023 and is now in the post-enrollment follow-up period.
The VenoValve is implanted using the SAVVE® procedure, an open surgical approach that enables precise placement of the device within the femoral vein to restore valve function. Efficacy endpoints for the U.S. pivotal study include rVCSS scores, which are used to provide evidence of clinically meaningful benefit, as well as reflux time measurements, VAS pain scores, quality of life measurements, ulcer healing (for CEAP class C6 patients), and intra-operative and one-year vein patency and valve functionality. Safety endpoints include device related events and procedure related events including mortality, pulmonary embolism, ipsilateral deep vein thrombosis, infection and bleeding.
| S-2 | 
In November 2024, one year efficacy and safety data from the U.S. pivotal study was presented at the 51st Annual VEITH Symposium. The data indicated that eighty-five percent (85%) of the patients enrolled in the trial experienced a clinical meaningful benefit from the VenoValve, defined as a three (3) or more point improvement in revised Venous Clinical Severity Score (rVCSS), at one year, compared to baseline. The average rVCSS improvement in the clinically meaningful responder cohort was 7.91 points. Patients in the study also experienced a seventy-five percent (75%) median reduction in pain and improvements in quality-of-life indicators. For patients with venous ulcers (CEAP C6 patients), ulcer area was reduced a median average of eighty-seven percent (87%). Over the course of the one (1) year period, there was one (1) death (unrelated to the VenoValve), zero (0) pulmonary embolisms, twelve (12) target vein thromboses, ten (10) surgical pocket hematomas, four (4) other bleeds, and seven (7) deep wound infections. Ninety-four percent (94%) of the patients that experienced a material safety event also went on to experience a clinically meaningful benefit from the VenoValve. Also, the reported target vein patency rates at thirty (30) days and one (1) year were ninety one percent (91%) and ninety seven percent (97%), respectively.
On November 19, 2024, the Company submitted the final module of its PMA application for review by the FDA.
In June 2025, the Company announced that interim two-year follow-up data on forty-two (42) subjects from the seventy-five (75) patient VenoValve U.S. pivotal trial at the Society for Vascular Surgery 2025 Vascular Annual Meeting. The data indicated that eighty-three percent (83.3%) of patients enrolled in the trial (n=35/42) maintained a clinically meaningful benefit from the VenoValve, defined as an improvement of 3 or more points in the revised Venous Clinical Severity Score (rVCSS), at year two, compared to baseline. The average rVCSS improvement in the clinically meaningful responder cohort was 9.1 points. Patients in the study also experienced a seventy-four percent (74%) median reduction in leg pain, as measured by the Visual Analog Scale (VAS). For patients with venous ulcers, wound healing outcomes in seventeen (17) patients with twenty-five (25) ulcers showed that 60% of ulcers healed completely, 24% decreased in size, and 16% increased in size. Patient-reported outcomes also demonstrated sustained improvements across all venous specific QoL indicators (VEINES-QoL/Sym). Among the patients (n=30), a 100% valve patency rate was observed at the two-year follow up. All values were calculated comparing each patient's baseline levels to the reported values at the patient's 24-month visit. The Revised Venous Clinical Severity Score (rVCSS) is a clinically validated scoring system used to track the progression or regression of venous diseases.
On August 19, 2025, the Company announced that it received a not-approvable letter from the FDA in response to its PMA application for the VenoValve. The letter indicated that the FDA completed its review of the VenoValve PMA application and determined that it is unable to approve the PMA for the VenoValve in its current form. In particular, the FDA indicated that the favorable rVCSS data generated by the study to show clinical improvement, together with the improvements in pain scores and venous specific quality of life indicators was not sufficient on its own to determine favorability of the benefit risk profile for the VenoValve. Without a specific hemodynamic measurement that correlates with patient improvement, the FDA raised concerns about bias and the possibility that clinical improvement occurred as a result of the patients being enrolled in a study. The FDA also focused on safety concerns which were attributed to the VenoValve open surgical procedure, and that required re-hospitalizations. The Company would not expect to see similar safety events with a non-surgical replacement valve.
On September 18, 2025, the Company filed a request for supervisory appeal of the not-approvable letter from the Center for Devices and Radiological Health (CDRH) of the FDA received on August 19, 2025, in response to its PMA application for the VenoValve. The FDA provides several internal informal and formal mechanisms to challenge staff decisions, including scientific controversies. One mechanism is a request for supervisory review in which an appeal is made to the next line of supervision. Supervisory appeals are required to be filed within 30 days of the decision being appealed, which was on or before September 18, 2025. These appeals involve a formal substantive request, an in-person meeting, and a decision. It also often includes multiple interactions even after an initial appeal decision is made. Internal Agency reviews are based on information already in the administrative file. Due to the variety of both physician reported and patient reported data generated by the VenoValve pivotal study and which is already a part of the file, the Company is confident that explaining this data to supervisory management in a focused appeal setting may lead to a positive outcome, with a decision expected by the end of 2025.
| S-3 | 
In October 2025, the Company completed an in-person meeting with the FDA. In addition to representatives from an outside firm specializing in FDA matters and appeals and representatives from the Company, the meeting also included a patient advocate from VenoValve U.S. pivotal study as well as one of the Company's primary investigators from the trial. Several employees from the FDA attended the meeting including the Director of the Center for Devices and Radiological Health, who elected to hear the appeal and who will be issuing the appeal decision. The FDA meeting provided the Company with the opportunity to put the major adverse events-those tied to the SAVVE study's safety endpoints-into the proper context. It also allowed the Company to re-emphasize the multiple physician-and patient-reported clinical benefits that comprise the totality of the evidence from the study, supported by firsthand perspectives shared by both the SAVVE study patient and investigator in attendance. Because there are no established industry or regulatory standards to determine the effectiveness for a replacement venous valve, it is necessary for the Company and the Agency to establish a new regulatory pathway for VenoValve effectiveness.
The Company worked collaboratively with the FDA over the past several years to help ensure that the Company was collecting the necessary data to support effectiveness of the VenoValve and that dialogue with respect to effectiveness is continuing as part of this appeal. There are often multiple ways to satisfactorily address a given regulatory issue, and at the meeting, the Company proposed an alternative effectiveness pathway for the VenoValve, supported by data already collected in SAVVE. The Company expects to hear from the FDA about this stage of the appeal process by the end of 2025.
Although the subject of the FDA appeal and the FDA meeting is specific to the VenoValve, the appeal does also have implications for enVVe, our next generation transcatheter replacement venous valve, and as a result, the Company is waiting for clarity from the FDA prior to filing the enVVe IDE application.
enVVe
On September 21, 2022, we announced the development of a non-surgical transcatheter based replacement venous valve called enVVe®, for the treatment of CVI of the deep veins of the leg. Initial preliminary bench testing and pre-clinical testing for enVVe have been successfully completed.
On December 16, 2024, we announced the successful completion of the final wave of implants for the six-month pre-clinical GLP study for enVVe. The first wave of implants, for the long-term subjects, was successfully completed in October 2024, and the final wave for the shorter-term subjects was completed in December 2024. The GLP study is a prerequisite to seeking IDE approval from the FDA to begin the enVVe U.S. pivotal study. The Company is waiting until certain regulatory issues with respect to the VenoValve are resolved with the FDA before filing the IDE for enVVe, which the Company expects to file in the first quarter of 2026.
Recent Developments
On October 7, 2025, we received notification from The Nasdaq Stock Market LLC ("Nasdaq") notifying us that, because the closing bid price for our common stock has fallen below $1.00 per share for 30 consecutive business days, we no longer complied with the minimum bid price requirement for continued listing on the Nasdaq Capital Market under Rule 5550(a)(2) of Nasdaq Listing Rules. In accordance with Nasdaq Listing Rule 5810(c)(3)(A), we have a period of 180 calendar days from the date of notification, or until April 6, 2026, to regain compliance with the minimum bid price requirement. To regain compliance, the closing bid price of our common stock must close at or above $1.00 per share for a minimum of 10 consecutive trading days (which period may be extended to greater than 10 consecutive trading days at the sole discretion of Nasdaq) prior to April 6, 2026. In the event we do not regain compliance by April 6, 2026, we may be eligible for an additional 180 calendar day compliance period to demonstrate compliance with the bid price requirement. To qualify for the additional 180-day period, we will be required to meet the continued listing requirement for market value of publicly held shares and all other initial listing standards for The Nasdaq Capital Market, with the exception of the bid price requirement, and will need to provide written notice to Nasdaq of its intention to cure the deficiency during the second compliance period by effecting a reverse stock split, if necessary. If the Nasdaq staff determines that we will not be able to cure the deficiency, or if we are otherwise not eligible for such additional compliance period, Nasdaq will provide notice that our common stock will be subject to delisting. We would have the right to appeal a determination to delist its common stock, and the common stock would remain listed on the Nasdaq Capital Market until the completion of the appeal process.
Corporate Information
Our principal executive offices are located at 70 Doppler, Irvine, California 92618 and the telephone number is (949) 261-2900. Information about us is available on our website www.envveno.com. The information contained on our website or that can be accessed through our website does not constitute part of this prospectus supplement and is not incorporated in any manner into this prospectus supplement.
| S-4 | 
THE OFFERING
| Common stock offered by us: | Shares of our common stock having an aggregate offering price of up to $50,000,000. | |
| Common stock to be outstanding immediately after this offering: | Up to 89,776,554 shares, assuming the sale of up to 69,560,378 shares hereunder at a price of $0.7188 per share, the closing price per share on The Nasdaq Capital Market on October 29, 2025, for aggregate gross proceeds of $50,000,000. Actual shares issued will vary depending on the sales prices under this offering. | |
| Manner of offering | "At the market offering" that may be made from time to time through our sales agent, Ladenburg. See "Plan of Distribution" on page S-9 of this prospectus supplement. | |
| Use of proceeds | We intend to use the net proceeds from these sales primarily for the continued development of our two lead products, VenoValve and enVVe, and for general corporate purposes, including working capital and investing in or acquiring companies that are synergistic with or complementary to our technologies. We have no specific acquisition contemplated at this time. See "Use of Proceeds" on page S-7 of this prospectus supplement. | |
| Risk factors | Your investment in our securities involves substantial risks. You should consider the "Risk Factors" and the "Cautionary Note Regarding Forward-Looking Statements" included and incorporated by reference in this prospectus supplement and the accompanying prospectus, including the risk factors incorporated by reference from our filings with the SEC. | |
| NASDAQ Capital Market symbol | "NVNO" | 
Unless we indicate otherwise, all information in this prospectus is based on 20,216,176 shares of common stock outstanding as of October 29, 2025 and excludes as of that date:
| ● | 5,992,774 shares of our common stock issuable upon the exercise of outstanding options with a weighted average exercise price of $6.85 per share; | |
| ● | 350,000 shares of our common stock issuable upon the vesting of restricted stock units conditioned on achieving the Pre-Market Approval of the VenoValve milestone; | |
| ● | 9,050,074 shares of our common stock issuable upon the exercise of outstanding warrants with a weighted average exercise price of $7.82; | |
| ● | 196,317 shares of our common stock issuable upon the exercise of outstanding pre-funded warrants with an exercise price of $0.0001; and | |
| ● | any additional shares of our common stock reserved for future issuance under our equity incentive plan. | 
| S-5 | 
RISK FACTORS
Investing in our securities involves a high degree of risk. Before deciding whether to invest in our securities, you should carefully consider the risk factors we describe in this prospectus supplement and in any related free writing prospectus that we may authorize to be provided to you or in any report incorporated by reference into this prospectus supplement, including our Annual Report on Form 10-K for the year ended December 31, 2024, or any Annual Report on Form 10-K or Quarterly Report on Form 10-Q that is incorporated by reference into this prospectus supplement after the date of this prospectus supplement. Although we discuss key risks in those risk factor descriptions, additional risks not currently known to us or that we currently deem immaterial also may impair our business. Our subsequent filings with the SEC may contain amended and updated discussions of significant risks. We cannot predict future risks or estimate the extent to which they may affect our financial performance.
Risks Related to This Offering
Since we have some discretion in how we use the proceeds from this offering, we may use the proceeds in ways with which you disagree.
We have not allocated specific amounts of the net proceeds from this offering for any specific purpose. Accordingly, our management will have flexibility in applying the net proceeds of this offering. You will be relying on the judgment of our management with regard to the use of these net proceeds and you will not have the opportunity, as part of your investment decision, to assess whether the proceeds are being used appropriately. It is possible that the net proceeds will be invested in a way that does not yield a favorable, or any, return for us. The failure of our management to use such funds effectively could have a material adverse effect on our business, financial condition, operating results and cash flow.
The actual number of shares we will issue under the sales agreement with Ladenburg, at any one time or in total, is uncertain.
Subject to certain limitations in the sales agreement with Ladenburg and compliance with applicable law, we have the discretion to deliver placement notices to Ladenburg at any time throughout the term of the sales agreement. The number of shares that are sold by Ladenburg after delivering a placement notice will fluctuate based on the market price of the Common Stock during the sales period and limits we set with Ladenburg.
The common stock offered hereby will be sold in "at the market" offerings, and investors who buy shares at different times will likely pay different prices.
Investors who purchase shares in this offering at different times will likely pay different prices, and so may experience different outcomes in their investment results. We will have discretion, subject to market demand, to vary the timing, prices, and numbers of shares sold, and there is no minimum or maximum sales price. Investors may experience a decline in the value of their shares as a result of share sales made at prices lower than the prices they paid.
There is a limited trading market for our Common Stock, which could make it difficult to liquidate an investment in our Common Stock, in a timely manner.
Our Common Stock is currently traded on The Nasdaq Capital Market. Because there is a limited public market for our Common Stock, investors may not be able to liquidate their investment whenever desired. We cannot assure that there will be an active trading market for our common stock and the lack of an active public trading market could mean that investors may be exposed to increased risk. In addition, if we failed to meet the criteria set forth in SEC regulations, various requirements would be imposed by law on broker-dealers who sell our securities to persons other than established customers and accredited investors. Consequently, such regulations may deter broker-dealers from recommending or selling our Common Stock, which may further affect its liquidity.
We do not anticipate declaring any cash dividends on our common stock which may adversely impact the market price of our stock.
We have never declared or paid cash dividends on our common stock and do not plan to pay any cash dividends in the near future. Our current policy is to retain all funds and any earnings for use in the operation and expansion of our business. If we do not pay dividends, our stock may be less valuable to you because a return on your investment will only occur if our stock price appreciates.
Sales of a significant number of shares of our common stock in the public markets, or the perception that such sales could occur, could depress the market price of our common stock.
Sales of a significant number of shares of our common stock in the public markets, or the perception that such sales could occur as a result of our utilization of a universal shelf registration statement, our At Market Issuance Sales Agreement with Ladenburg or otherwise could depress the market price of our common stock and impair our ability to raise capital through the sale of additional equity securities. We cannot predict the effect that future sales of our common stock or the market perception that we are permitted to sell a significant number of our securities would have on the market price of our common stock.
Our failure to meet the continued listing requirements of Nasdaq could result in a delisting of our common stock.
If we fail to satisfy the continued listing requirements of Nasdaq, such as the minimum closing bid price requirement, Nasdaq may take steps to delist our common stock. Such a delisting would likely have a negative effect on the price of our common stock and would impair your ability to sell or purchase our common stock when you wish to do so.
On October 7, 2025, we received notice from Nasdaq indicating that, because the closing bid price for the Company's common stock had fallen below $1.00 per share for 30 consecutive business days, the Company no longer complies with the minimum bid price requirement for continued listing on the Nasdaq Capital Market under Rule 5550(a)(2) of Nasdaq Listing Rules. Nasdaq's notice has no immediate effect on the listing of the Company's common stock on the Nasdaq Capital Market. Pursuant to Nasdaq Marketplace Rule 5810(c)(3)(A), the Company has been provided an initial compliance period of 180 calendar days, or until April 6, 2026, to regain compliance with the minimum bid price requirement. To regain compliance, the closing bid price of the Company's common stock must meet or exceed $1.00 per share for a minimum of 10 consecutive business days prior to April 6, 2026. If we are unable to resolve the situation to allow for continued listing on the Nasdaq Capital Market, this will result in a delisting of our common stock.
In the event of a delisting, we would expect to take actions to restore our compliance with Nasdaq Marketplace Rules, but our common stock may not be listed again, we may be unable to stabilize the market price or improve the liquidity of our common stock, and we may be unable to prevent our common stock price from dropping below the Nasdaq minimum bid price requirement or prevent future non-compliance with the Nasdaq Marketplace Rules.
| S-6 | 
USE OF PROCEEDS
We may issue and sell shares of our common stock having aggregate sales proceeds of up to $50,000,000 from time to time. Because there is no minimum offering amount required as a condition to close this offering, the actual total public offering amount, commissions and proceeds to us, if any, are not determinable at this time. There can be no assurance that we will sell any shares under or fully utilize our Sales Agreement with Ladenburg as a source of financing.
We currently intend to use the net proceeds to us from this offering primarily for the continued development of our two lead products, VenoValve and enVVe, and for general corporate purposes, including working capital and investing in or acquiring companies that are synergistic with or complementary to our technologies. We have no specific acquisition contemplated at this time. The amounts and timing of these expenditures will depend on numerous factors, including the development of our current business initiatives. This expected use of our net proceeds from this offering represents our intentions based upon our current plans and business conditions, which could change in the future as our plans and business conditions evolve. The amounts and timing of our actual expenditures may vary significantly depending on numerous factors, including the status of and results from clinical trials and any unforeseen cash needs. Accordingly, we will have broad discretion over the uses of the net proceeds from this offering and investors will be relying on the judgment of our management regarding the application of the net proceeds from this offering. The timing and amount of our actual expenditures will be based on many factors, including cash flows from operations and the anticipated growth of our business. Pending these uses, we intend to invest the net proceeds from this offering in short-term, investment-grade interest-bearing securities such as money market funds, certificates of deposit, commercial paper and guaranteed obligations of the U.S. government.
| S-7 | 
DESCRIPTION OF SECURITIES WE ARE OFFERING
General
The following description is not complete and may not contain all the information you should consider before investing in our common stock. For a more detailed description of these securities, you should read the applicable provisions of Delaware law and our certificate of incorporation, as amended, referred to herein as our certificate of incorporation, and our bylaws.
The total number of shares of capital stock we are authorized to issue is 260,000,000 shares, of which (a) 250,000,000 shares are common stock and (b) 10,000,000 shares are preferred stock.
Common Stock
As of October 28, 2025, there were 20,216,176 shares of common stock issued and outstanding, held of record by approximately 71 stockholders. Subject to preferential rights with respect to any outstanding preferred stock, all outstanding shares of common stock are of the same class and have equal rights and attributes.
| S-8 | 
PLAN OF DISTRIBUTION
We have entered into sales agreement (the "Sales Agreement") with Ladenburg under which we may issue and sell shares of our common stock having aggregate sales proceeds of up to $50,000,000 from time to time through Ladenburg acting as agent. Sales of our shares of common stock, if any, under this prospectus supplement and the accompanying prospectus will be made by any method that is deemed to be an "at the market offering" as defined in Rule 415(a)(4) under the Securities Act, including sales made directly on or through the NASDAQ Capital Market or any other existing trading market for our common stock in the United States or to or through a market maker, subject to the limitations imposed by General Instruction I.B.6. to Form S-3, as applicable.
Each time we wish to issue and sell shares of common stock under the Sales Agreement, we will notify Ladenburg of the number of shares to be issued, the dates on which such sales are anticipated to be made, any limitation on the number of shares to be sold in any one day and any minimum price below which sales may not be made. Once we have so instructed Ladenburg, subject to the terms and conditions of the Sales Agreement, Ladenburg has agreed to use its commercially reasonable efforts consistent with its normal trading and sales practices to sell such shares up to the amount specified on such terms. The obligations of Ladenburg under the Sales Agreement to sell our shares of common stock are subject to a number of conditions that we must meet.
Ladenburg will provide written confirmation to us following the close of trading on Nasdaq following each day in which shares of our common stock are sold under the Sales Agreement. Each confirmation will include the number of shares sold on the day, the aggregate gross sales proceeds, the net proceeds to us, and the compensation payable by us to Ladenburg with respect to the sales. The settlement of sales of shares between us and Ladenburg is generally anticipated to occur on the trading day following the date on which the sale was made. Sales of our shares of common stock as contemplated in this prospectus supplement will be settled through the facilities of The Depository Trust Company or by such other means as we and Ladenburg may agree. There is no arrangement for funds to be received in an escrow, trust or similar arrangement. We will report at least quarterly the number of shares of common stock sold through Ladenburg under the Sales Agreement, the net proceeds to us and the compensation paid by us to Ladenburg in connection with the sales of common stock.
We will pay Ladenburg a commission equal to 3.0% of the aggregate gross proceeds we receive from each sale of our shares of common stock. Because there is no minimum offering amount required as a condition of this offering, the actual total public offering amount, commissions and proceeds to us, if any, are not determinable at this time. In addition, we have agreed to reimburse Ladenburg for the fees and disbursements of its counsel, payable upon execution of the Sales Agreement, in an amount not to exceed $50,000, in addition to certain ongoing disbursements of its legal counsel up to $5,500 per calendar quarter. We estimate that the total expenses for the offering, excluding any commissions or expense reimbursement payable to Ladenburg under the terms of the Sales Agreement, will be approximately $220,000, not including the $50,000 reimbursement to Ladenburg noted above. The remaining sale proceeds, after deducting any other transaction fees, will equal our net proceeds from the sale of such shares.
In connection with the sale of the shares of common stock on our behalf, Ladenburg will be deemed to be an "underwriter" within the meaning of the Securities Act, and the compensation of Ladenburg will be deemed to be underwriting commissions or discounts. We have agreed to indemnify Ladenburg against certain civil liabilities, including liabilities under the Securities Act. We have also agreed to contribute to payments Ladenburg may be required to make in respect of such liabilities.
We and Ladenburg may each terminate the Sales Agreement at any time with prior written notice.
This summary of the material provisions of the Sales Agreement does not purport to be a complete statement of its terms and conditions. A copy of the Sales Agreement is filed as an exhibit to our Current Report on Form 8-K filed under the Exchange Act on October 30, 2025 and incorporated by reference in this prospectus supplement. See "Where You Can Find More Information" and "Incorporation of Certain Information by Reference" below.
| S-9 | 
LEGAL MATTERS
The validity of the issuance of the common stock offered by this prospectus supplement will be passed upon for us by Ellenoff Grossman & Schole LLP, New York, New York. Ladenburg is being represented in connection with this offering by Sheppard, Mullin, Richter & Hampton LLP, New York.
EXPERTS
The financial statements of enVVeno Medical Corporation as of December 31, 2024 and 2023 and for each of the years ended December 31, 2024 and 2023 have been audited by Marcum LLP, an independent registered public accounting firm. Such financial statements are incorporated by reference into this prospectus and registration statement in reliance upon the report of Marcum LLP, appearing in our Annual Report on Form 10-K/A as filed with the SEC on February 28, 2025, and upon the authority of such firm as experts in accounting and auditing.
WHERE YOU CAN FIND MORE INFORMATION
This prospectus supplement is part of the registration statement on Form S-3 we filed with the SEC under the Securities Act and does not contain all the information set forth in the registration statement. Whenever a reference is made in this prospectus supplement to any of our contracts, agreements or other documents, the reference may not be complete and you should refer to the exhibits that are a part of the registration statement or the exhibits to the reports or other documents incorporated by reference into this prospectus supplement for a copy of such contract, agreement or other document. Because we are subject to the information and reporting requirements of the Securities Exchange Act of 1934, as amended, or the Exchange Act, we file annual, quarterly and current reports, proxy statements and other information with the SEC. Our SEC filings are available to the public over the Internet at the SEC's website at http://www.sec.gov.
INCORPORATION OF DOCUMENTS BY REFERENCE
We are "incorporating by reference" certain documents we file with the SEC, which means that we can disclose important information to you by referring you to those documents. The information in the documents incorporated by reference is considered to be part of this prospectus supplement. Statements contained in documents that we file with the SEC and that are incorporated by reference in this prospectus supplement will automatically update and supersede information contained in this prospectus supplement, including information in previously filed documents or reports that have been incorporated by reference in this prospectus supplement, to the extent the new information differs from or is inconsistent with the old information. We have filed or may file the following documents with the SEC and they are incorporated herein by reference as of their respective dates of filing:
| 1. | Our Annual Reports on Form 10-K and Form 10-K/A for the year ended December 31, 2024, filed with the SEC on February 28, 2025 and February 28, 2025, respectively; | |
| 2. | Our Quarterly Reports on Form 10-Q for the quarters ended March 31, 2025, June 30, 2025 and September 30, 2025 filed with the SEC on April 30, 2025, July 31, 2025 and October 30, 2025; | |
| 3. | Our Definitive Proxy Statement filed on October 30, 2025; and | |
| 4. | Our Current Reports on Form 8-K filed with the SEC on April 21, 2025, May 20, 2025, and October 10, 2025. | 
All documents that we filed with the SEC pursuant to Sections 13(a), 13(c), 14, and 15(d) of the Exchange Act subsequent to the date of this registration statement and prior to the filing of a post-effective amendment to this registration statement that indicates that all securities offered under this prospectus supplement have been sold, or that deregisters all securities then remaining unsold, will be deemed to be incorporated in this registration statement by reference and to be a part hereof from the date of filing of such documents.
Any statement contained in a document incorporated or deemed to be incorporated by reference in this prospectus supplement shall be deemed modified, superseded or replaced for purposes of this prospectus supplement to the extent that a statement contained in this prospectus supplement, or in any subsequently filed document that also is deemed to be incorporated by reference in this prospectus supplement, modifies, supersedes or replaces such statement. Any statement so modified, superseded or replaced shall not be deemed, except as so modified, superseded or replaced, to constitute a part of this prospectus supplement. None of the information that we disclose under Items 2.02 or 7.01 of any Current Report on Form 8-K or any corresponding information, either furnished under Item 9.01 or included as an exhibit therein, that we may from time to time furnish to the SEC will be incorporated by reference into, or otherwise included in, this prospectus supplement, except as otherwise expressly set forth in the relevant document. Subject to the foregoing, all information appearing in this prospectus supplement is qualified in its entirety by the information appearing in the documents incorporated by reference.
You may requests, orally or in writing, a copy of these documents, which will be provided to you at no cost (other than exhibits, unless such exhibits are specifically incorporate by reference), by contacting the Company at enVVeno Medical Corporation, at 70 Doppler, Irvine, California 92618, attention: Corporate Secretary. Our telephone number is (949) 261-2900. Information about us is also available at our website at https://envveno.com/. However, the information in our website is not a part of this prospectus and is not incorporated by reference.
| S-10 | 
Prospectus
ENVVENO MEDICAL CORPORATION
$75,000,000
COMMON STOCK
PREFERRED STOCK
PURCHASE CONTRACTS
WARRANTS
SUBSCRIPTION RIGHTS
DEPOSITARY SHARES
DEBT SECURITIES
UNITS
We may offer and sell from time to time, in one or more series, any one of the following securities of our company, for total gross proceeds of up to $75,000,000:
| ● | common stock; | |
| ● | preferred stock; | |
| ● | purchase contracts; | |
| ● | warrants to purchase our securities; | |
| ● | subscription rights to purchase any of the foregoing securities; | |
| ● | depositary shares; | |
| ● | secured or unsecured debt securities consisting of notes, debentures or other evidences of indebtedness which may be senior debt securities, senior subordinated debt securities or subordinated debt securities, each of which may be convertible into equity securities; or | |
| ● | units comprised of, or other combinations of, the foregoing securities. | 
We may offer and sell these securities separately or together, in one or more series or classes and in amounts, at prices and on terms described in one or more offerings. We may offer securities through underwriting syndicates managed or co-managed by one or more underwriters or dealers, through agents or directly to purchasers. The prospectus supplement for each offering of securities will describe in detail the plan of distribution for that offering. For general information about the distribution of securities offered, please see "Plan of Distribution" in this prospectus.
Each time our securities are offered, we will provide a prospectus supplement containing more specific information about the particular offering and attach it to this prospectus. The prospectus supplements may also add, update or change information contained in this prospectus.
This prospectus may not be used to offer or sell securities without a prospectus supplement which includes a description of the method and terms of this offering.
Our common stock is listed on the NASDAQ Capital Market under the symbol "NVNO." The last reported sale price of our common stock on the NASDAQ Capital Market on July 25, 2023 was $5.26 per share. The aggregate market value of our outstanding common stock held by non-affiliates was $49,702,000 based on 9,471,932 shares of outstanding common stock, of which 9,449,134 shares are held by non-affiliates, and a per share price of $5.26 which was the closing sale price of our common stock as quoted on the NASDAQ Capital Market on July 25, 2023.
If we decide to seek a listing of any preferred stock, purchase contracts, warrants, subscriptions rights, depositary shares, debt securities or units offered by this prospectus, the related prospectus supplement will disclose the exchange or market on which the securities will be listed, if any, or where we have made an application for listing, if any.
Investing in our securities involves certain risks. See "Risk Factors" beginning on page 7 and the risk factors in our most recent Annual Report on Form 10-K, which is incorporated by reference herein, as well as in any other recently filed quarterly or current reports and, if any, in the relevant prospectus supplement. We urge you to carefully read this prospectus and the accompanying prospectus supplement, together with the documents we incorporate by reference, describing the terms of these securities before investing.
Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or passed upon the adequacy or accuracy of this prospectus. Any representation to the contrary is a criminal offense.
The date of this Prospectus is August 23, 2023.
TABLE OF CONTENTS
| Page | |
| About This Prospectus | 1 | 
| Cautionary Statement Regarding Forward-Looking Statements | 2 | 
| Prospectus Summary | 3 | 
| Risk Factors | 7 | 
| Use of Proceeds | 8 | 
| Plan of Distribution | 9 | 
| Description of Securities We May Offer | 11 | 
| Form of Securities | 24 | 
| Legal Matters | 25 | 
| Experts | 25 | 
| Where You Can Find Additional Information | 25 | 
| Incorporation of Documents by Reference | 25 | 
| i | 
ABOUT THIS PROSPECTUS
This prospectus is part of a registration statement on Form S-3 that we filed with the Securities and Exchange Commission, or SEC, utilizing a "shelf" registration process. Under this shelf registration process, we may offer and sell, either individually or in combination, in one or more offerings, any of the securities described in this prospectus, for total gross proceeds of up to $75,000,000. This prospectus provides you with a general description of the securities we may offer. Each time we offer securities under this prospectus, we will provide a prospectus supplement to this prospectus that will contain more specific information about the terms of that offering. We may also authorize one or more free writing prospectuses to be provided to you that may contain material information relating to these offerings. The prospectus supplement and any related free writing prospectus that we may authorize to be provided to you may also add, update or change any of the information contained in this prospectus or in the documents that we have incorporated by reference into this prospectus.
We urge you to read carefully this prospectus, any applicable prospectus supplement and any free writing prospectuses we have authorized for use in connection with a specific offering, together with the information incorporated herein by reference as described under the heading "Incorporation of Documents by Reference," before investing in any of the securities being offered. You should rely only on the information contained in, or incorporated by reference into, this prospectus and any applicable prospectus supplement, along with the information contained in any free writing prospectuses we have authorized for use in connection with a specific offering. We have not authorized anyone to provide you with different or additional information. This prospectus is an offer to sell only the securities offered hereby, but only under circumstances and in jurisdictions where it is lawful to do so.
The information appearing in this prospectus, any applicable prospectus supplement or any related free writing prospectus is accurate only as of the date on the front of the document and any information we have incorporated by reference is accurate only as of the date of the document incorporated by reference, regardless of the time of delivery of this prospectus, any applicable prospectus supplement or any related free writing prospectus, or any sale of a security.
This prospectus contains summaries of certain provisions contained in some of the documents described herein, but reference is made to the actual documents for complete information. All of the summaries are qualified in their entirety by the actual documents. Copies of some of the documents referred to herein have been filed, will be filed or will be incorporated by reference as exhibits to the registration statement of which this prospectus is a part, and you may obtain copies of those documents as described below under the section entitled "Where You Can Find Additional Information."
This prospectus contains, or incorporates by reference, trademarks, tradenames, service marks and service names of enVVeno Medical Corporation and its subsidiaries.
| 1 | 
CAUTIONARY NOTE REGARDING FORWARD-LOOKING STATEMENTS
This prospectus and the documents incorporated by reference herein contain or may contain forward-looking statements that involve risks and uncertainties. All statements other than statements of historical fact contained in this prospectus and the documents incorporated by reference herein, including statements regarding future events, our future financial performance, business strategy, and plans and objectives of management for future operations, are forward-looking statements. We have attempted to identify forward-looking statements by terminology including "anticipates," "believes," "can," "continue," "could," "estimates," "expects," "intends," "may," "plans," "potential," "predicts," "should," or "will" or the negative of these terms or other comparable terminology. Although we do not make forward-looking statements unless we believe we have a reasonable basis for doing so, we cannot guarantee their accuracy. These statements are only predictions and involve known and unknown risks, uncertainties and other factors, including the risks outlined under "Risk Factors" or elsewhere in this prospectus and the documents incorporated by reference herein, which may cause our or our industry's actual results, levels of activity, performance or achievements expressed or implied by these forward-looking statements. Moreover, we operate in a highly regulated, very competitive, and rapidly changing environment. New risks emerge from time to time and it is not possible for us to predict all risk factors, nor can we address the impact of all factors on our business or the extent to which any factor, or combination of factors, may cause our actual results to differ materially from those contained in any forward-looking statements.
We have based these forward-looking statements largely on our current expectations and projections about future events and financial trends that we believe may affect our financial condition, results of operations, business strategy, short term and long term business operations, and financial needs. These forward-looking statements are subject to certain risks and uncertainties that could cause our actual results to differ materially from those reflected in the forward-looking statements. Factors that could cause or contribute to such differences include, but are not limited to, those discussed in this prospectus, and in particular, the risks discussed below and under the heading "Risk Factors" and those discussed in other documents we file with the SEC. The following discussion should be read in conjunction with the consolidated financial statements for the fiscal years ended December 31, 2022 and 2021 and notes incorporated by reference herein. We undertake no obligation to revise or publicly release the results of any revision to these forward-looking statements, except as required by law. In light of these risks, uncertainties and assumptions, the forward-looking events and circumstances discussed in this prospectus may not occur and actual results could differ materially and adversely from those anticipated or implied in the forward-looking statement.
You should not place undue reliance on any forward-looking statement, each of which applies only as of the date of this prospectus. Except as required by law, we undertake no obligation to update or revise publicly any of the forward-looking statements after the date of this prospectus to conform our statements to actual results or changed expectations.
Any forward-looking statement you read in this prospectus, any prospectus supplement or any document incorporated by reference reflects our current views with respect to future events and is subject to these and other risks, uncertainties and assumptions relating to our operations, operating results, growth strategy and liquidity. You should not place undue reliance on these forward-looking statements because such statements speak only as to the date when made. We assume no obligation to publicly update or revise these forward-looking statements for any reason, or to update the reasons actual results could differ materially from those anticipated in these forward-looking statements, even if new information becomes available in the future, except as otherwise required by applicable law. You are advised, however, to consult any further disclosures we make on related subjects in our reports on Forms 10-Q, 8-K and 10-K filed with the SEC. You should understand that it is not possible to predict or identify all risk factors. Consequently, you should not consider any such list to be a complete set of all potential risks or uncertainties.
| 2 | 
PROSPECTUS SUMMARY
This summary highlights selected information contained elsewhere in this prospectus. This summary does not contain all the information that you should consider before investing in our Company. You should carefully read the entire prospectus, including all documents incorporated by reference herein. In particular, attention should be directed to our "Risk Factors," "Information With Respect to the Company," "Management's Discussion and Analysis of Financial Condition and Results of Operations" and the financial statements and related notes thereto contained herein or otherwise incorporated by reference hereto, before making an investment decision.
As used herein, and any amendment or supplement hereto, unless otherwise indicated, "we," "us," "our," the "Company," or "enVVeno" means enVVeno Medical Corporation and its subsidiaries. Unless otherwise indicated, all references in this prospectus to "dollars" or "$" refer to US dollars.
Overview
enVVeno Medical Corporation is a late clinical-stage medical device company focused on the advancement of innovative bioprosthetic (tissue-based) solutions to improve the standard of care for the treatment of venous disease. Chronic Venous Disease (CVD) is the world's most prevalent chronic disease, impacting approximately 71% of the adult population of the U.S. Chronic Venous Insufficiency (CVI), is a large subset of CVD, which most often occurs when valves inside of the veins of the leg become damaged, resulting in the backwards flow of blood (reflux), blood pooling in the lower leg, increased pressure in the veins of the leg (venous hypertension) and in severe cases, venous ulcers that are difficult to heal. The Company is developing surgical and non-surgical replacement venous valves for patients suffering from severe CVI of the deep venous system of the leg.
The Company's lead product is the VenoValve®, which is a first-in-class surgical replacement venous valve that is currently being evaluated in a U.S. pivotal study. The Company is also developing a second product called enVVe®, which is a first-in-class, non-surgical, transcatheter based replacement venous valve. The Company is currently waiting for regulatory approval to begin a first-in-human study for enVVe. Both the VenoValve and enVVe are designed to act as one-way valves, to help assist in propelling blood up the veins of the leg, and back to the heart and lungs.
The VenoValve and enVVe are being developed first for approval by the U.S. Food and Drug Administration (FDA). We expect the VenoValve to be eligible for FDA approval first, followed two to three years later by enVVe. If approved, we expect the VenoValve and enVVe to co-exist, with the VenoValve as a surgical replacement venous valve option and enVVe as a non-surgical replacement venous valve option, although we cannot provide any assurance that either the VenoValve or enVVe will receive approval from the FDA (see the section entitled "Risk Factors" in our Annual Report on Form 10-K). There are currently no devices approved as surgical or non-surgical replacement venous valves, and there are currently no effective treatments for deep venous CVI caused by incompetent valves.
Our team of officers and directors has been affiliated with numerous medical devices that have received FDA approval or CE marking and that have been commercially successful. We develop and manufacture our products in a 14,507 sq. ft. leased manufacturing facility in Irvine, California, which has been ISO 13485-2016 certified for the design, development and manufacturing of tissue based implantable medical devices.
CVI Background
Chronic venous disease ("CVD") is the world's most prevalent chronic disease. CVD is generally classified using a standardized system known as CEAP (clinical, etiological, anatomical, and pathophysiological). The CEAP system consists of seven clinical classifications (C0 to C6) with C4, C5 and C6 being the most severe categories of CVD.
Chronic Venous Insufficiency ("CVI") is a large subset of CVD and is generally used to describe patients with C4 to C6 CVD. CVI is a debilitating condition that affects the venous system of the leg causing pain, swelling, edema, skin changes, and ulcerations.
| 3 | 
The human leg contains three vein systems: the deep vein system, the superficial vein system, and the perforator vein system which connects the deep system to the superficial system. The deep venous system is located below the muscle and facia in the center portion of the leg and is responsible for approximately 90% of the blood flow. In order for blood to return to the heart from the foot, ankle, and lower leg, the calf muscle serves as a pump and pushes the blood up the veins of the leg against gravity and through a series of one-way valves. Each valve is supposed to open as blood passes through, and then close as blood progresses up the veins of the leg to the next valve. CVI occurs when the one-way valves in the veins of the leg fail and become incompetent. When the valves fail, gravity causes the blood to flow backwards and in the wrong direction (reflux). As blood pools in the lower leg, pressure inside the veins increases (venous hypertension). Reflux, and the resulting venous hypertension, causes the leg to swell, resulting in debilitating pain, and in the most severe cases, venous ulcers.
Severe CVI sufferers experience a significantly reduced quality of life. Daily activities such as preparing meals, housework, and personal hygiene (washing and bathing) become difficult due to reduced mobility. For many severe CVI sufferers, intense pain, which frequently occurs at night, prevents patients from getting adequate sleep. Severe CVI sufferers are known to miss approximately 40% more workdays than the average worker. A high percentage of venous ulcer patients also experience severe itching, leg swelling, and an odorous discharge. Wound dressing changes, which occur several times a week, can be extremely painful. Venous ulcers from deep venous CVI are very difficult to heal, and a significant percentage of venous ulcers remain unhealed for more than a year. Even if healed, recurrence rates for venous ulcers are known to be high (20% to 40%) within the first year and as high as 60% after five years. Patients with severe CVI often become housebound and experience social isolation due to difficulty with ambulation. As a result, studies have shown that patients with active venous ulcers experience higher rates of anxiety and depression, with reported rates of anxiety of up to 30% and depression up to 40%. Rates of depression caused by venous ulcers among the elderly are even higher, with 48% of elderly venous ulcer patients having severe depressive symptoms.
Prevalence is generally defined as the portion of the population that has a given condition. Estimates indicate that the prevalence of people in the U.S. with severe, deep venous CVI (C4 to C6 disease) with reflux to be approximately 20 million. Incidence is generally defined as the number of new cases of an ailment that develop in a given time period. We estimate that approximately 3.5 million new patients with severe deep venous CVI are diagnosed each year in the U.S. including patients that develop venous leg ulcers (C6 patients). The average patient seeking treatment of a venous ulcer spends as much as $30,000 a year on wound care, and the total direct medical costs from venous ulcer sufferers in the U.S. has been estimated to exceed $3 billion a year.
VenoValve
The VenoValve® is a porcine based replacement venous valve developed at enVVeno Medical to be surgically implanted in the deep venous system of the leg to treat severe CVI. By reducing reflux and lowering pressure (venous hypertension) within the deep venous system of the leg, the VenoValve has the potential to reduce or eliminate the symptoms of severe deep venous CVI, including the potential to heal recurring venous leg ulcers. The VenoValve is implanted into the femoral vein of the patient in an open surgical procedure via a 5-to-6-inch incision in the upper thigh. As our planned initial entrant to the replacement venous valve market, we estimate that approximately 2.5 million people with severe deep venous CVI in the U.S. would be candidates for the VenoValve.
VenoValve Clinical Status
After consultation with the FDA, and as a precursor to the U.S. pivotal trial, in 2020 we conducted a small first-in-human study for the VenoValve in Colombia which included eleven (11) patients. In addition to providing safety and efficacy data, the purpose of the first-in-human study was to provide proof of concept, and to provide feedback to make any necessary product modifications or adjustments to our surgical implantation procedure for the VenoValve prior to conducting the SAVVE (Surgical Anti-reflux Venous Valve Endoprosthesis) U.S. pivotal trial. Endpoints for the VenoValve first-in-human study included safety (device related adverse events), reflux, measured by Duplex Ultrasound, a rVCSS score used by the clinician to measure disease severity and progress, a VAS score used by the patient to measure pain, and quality of life measurements.
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Results from the one year first-in-human study were presented at the Charing Cross International Symposium in April of 2021. Among the eleven (11) patients in the study, reflux improved an average of 54%, Venous Clinical Severity Scores ("VCSSs") improved an average of 56%, and visual analog scale (VAS) scores, which are used by patients to measure pain, improved an average of 76%, all at one (1) year when compared to pre-surgery levels. VCSS scores are commonly used by clinicians in practice and in clinical trials to objectively assess outcomes in the treatment of venous disease, and include ten characteristics including pain, inflammation, skin changes such as pigmentation and induration, the number of active ulcers, and ulcer duration. The improvement in VCSS scores is significant and indicates the VenoValve patients who had severe CVI pre-surgery, had mild CVI or the complete absence of disease at one-year post surgery.
Related safety incidences during the one year first-in-human study for the VenoValve included one (1) fluid pocket (which was aspirated), intolerance from Coumadin anticoagulation therapy, three (3) minor wound infections (treated with antibiotics), and one occlusion due to patient non-compliance with anti-coagulation therapy.
On August 3, 2020, we announced that the FDA granted Breakthrough Device Designation status to the VenoValve. The FDA's Breakthrough Devices Program was established to enable priority review for devices that provide more effective treatment or diagnosis of life threatening or irreversibly debilitating diseases or conditions. The goal of the FDA's Breakthrough Devices Program is to provide patients and health care providers with timely access to medical devices by speeding up their development, assessment, and review, while preserving the FDA's mission to protect and promote public health.
In March 2021, we submitted an IDE application with the FDA and in April 2021, we received notification from the FDA that our IDE application was approved. An investigational device exemption or IDE from the FDA is required before a medical device company can proceed with a pivotal trial for a Class III medical device. This approval allowed us to proceed with our SAVVE study, a prospective, non-blinded, single arm, multi-center study of seventy-five (75) CVI patients to be enrolled at up to 20 U.S. sites. We later received permission from the FDA to increase the number of clinical sites to up to 30.
At the end of the VenoValve first-in-human study, eight (8) study participants agreed to additional monitoring. In November of 2022, three-year follow-up data was presented at the 49th Annual VEITH Symposium in New York city for this cohort of patients. That data indicated no recurrences of the severe CVI that was present pre-VenoValve, including no ulcer recurrences for those patients who had venous ulcers (C6 patients) prior to receiving the VenoValve. There were no reported safety issues from the end of one (1) year first-in-human study to the end of the three (3) year reporting period. In addition, the patients continued to show improvements compared to pre-surgery levels, reporting 62%, 64%, and 84%, average improvements in reflux, VCSS, and VAS scores, respectively, at an average of three (3) years post VenoValve surgery. One deep vein thrombosis (DVT) occurred between year 2 and year 3 due to patient non-compliance with anti-coagulation medication. In addition to presenting at leading academic and vascular conferences around the world, results from the VenoValve first-in-human study and following observational period have been published in the Journal of Vascular Surgery Venous and Lymphatic Disorders, the Journal of Vascular and Endovascular Surgery, and JAMA Surgery Journal.
In November of 2022, we announced we had passed a preliminary safety review by the FDA for the first twenty (20) patients enrolled in the SAVVE trial. The FDA had requested that we submit preliminary safety data at thirty (30) days post VenoValve® implantation for the first twenty (20) patients enrolled in the study. The preliminary safety data included one (1) device related (mild) and two (2) procedure related (moderate) adverse events. After review by the FDA, the study was cleared to continue without modification or interruption.
The mass resignations and continuing turnover of healthcare workers following the COVID-19 pandemic put an enormous strain on hospital resources, including their clinical staffing and research capabilities. These factors impact the rate at which clinical trials such as SAVVE enroll and progress. We have taken several steps to help address the hospital staffing shortages, including our hiring of 4 Clinical Technologists, with extensive and specialized experience in duplex sonography of the deep venous system, to assist in training site personnel, proctoring Duplex Ultrasound examinations, and providing assistance for the SAVVE study. On July 5, 2023 we announced that that we have enrolled 57 subjects in the SAVVE trial and that we expect to achieve full enrollment (75 subjects) by the end of 2023.
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enVVe
On September 21, 2022, we announced the development of a non-surgical transcatheter based replacement venous valve called enVVe®, for the treatment of CVI of the deep veins of the leg. Preliminary bench testing and animal testing for enVVe were completed before our announcement. We have filed an application seeking approval to begin an early feasibility study for enVVe. The trial will be known as the Transcatheter Anti-reflux, Venous Valve Endoprosthesis early feasibility study (TAVVE-EFS). The initial phase of the TAVVE-EFS study will seek to enroll 3 to 5 patients across multiple sites.
Several parameters will be evaluated over the course of the study including safety and technical success of the enVVe venous valve delivery system, and the safety and clinical performance of the enVVe venous valve. enVVe is delivered into the femoral vein of the patient via a minimally invasive procedure requiring no general anesthesia and no overnight hospital stay. Due to the minimally invasive nature of the procedure, we expect to be able to reach patients with less severe CVI or who may otherwise not be good candidates for a surgical device, and estimate the U.S. market for enVVe to be approximately 3.5 million patients.
Capital
We finished 2022 with approximately $39.1 million of cash and investments and had approximately $29.8 million of cash and investments at June 30, 2023. At our existing cash burn rate of approximately $4 - 5 million per quarter, we should have sufficient cash to fund operations through the end of 2024 and into 2025. With primary endpoints following full enrollment in the SAVVE pivotal trial of thirty (30) days for safety, and six (6) months for effectiveness, we expect to have primary endpoint data well in advance of the need to raise additional capital.
Corporate Information
We were incorporated in Delaware on December 22, 1999. Our principal executive offices are located at 70 Doppler, Irvine, California, 92618, and our telephone number is (949) 261-2900. Our corporate website address is www.envveno.com. The information contained on or accessible through our website is not a part of this prospectus.
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RISK FACTORS
Investing in our securities involves a high degree of risk. Before deciding whether to invest in our securities, you should carefully consider the risk factors we describe in any prospectus supplement and in any related free writing prospectus for a specific offering of securities, as well as those incorporated by reference into this prospectus and any prospectus supplement. You should also carefully consider other information contained and incorporated by reference in this prospectus and any applicable prospectus supplement, including our financial statements and the related notes thereto incorporated by reference in this prospectus. The risks and uncertainties described in the applicable prospectus supplement and our other filings with the SEC incorporated by reference herein are not the only ones we face. Additional risks and uncertainties not presently known to us or that we currently consider immaterial may also adversely affect us. If any of the described risks occur, our business, financial condition or results of operations could be materially harmed. In such case, the value of our securities could decline and you may lose all or part of your investment.
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USE OF PROCEEDS
Unless otherwise indicated in a prospectus supplement, we intend to use the net proceeds from these sales primarily for the continued development of our two lead products, VenoValve and enVVe, and for general corporate purposes, including working capital and investing in or acquiring companies that are synergistic with or complementary to our technologies. We have no specific acquisition contemplated at this time. The amounts and timing of these expenditures will depend on numerous factors, including the development of our current business initiatives, the status of and results from clinical trials and any unforeseen cash needs. Pending these uses, we intend to invest the net proceeds from this offering in short-term, investment-grade interest-bearing securities such as money market funds, certificates of deposit, commercial paper and guaranteed obligations of the U.S. government.
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PLAN OF DISTRIBUTION
We may sell the securities from time to time to or through underwriters or dealers, through agents, or directly to one or more purchasers. A distribution of the securities offered by this prospectus may also be effected through the issuance of derivative securities, including without limitation, warrants, rights to purchase and subscriptions. In addition, the manner in which we may sell some or all of the securities covered by this prospectus includes, without limitation, through:
| ● | a block trade in which a broker-dealer will attempt to sell as agent, but may position or resell a portion of the block, as principal, in order to facilitate the transaction; | |
| ● | purchases by a broker-dealer, as principal, and resale by the broker-dealer for its account; or | |
| ● | ordinary brokerage transactions and transactions in which a broker solicits purchasers. | 
A prospectus supplement or supplements with respect to each series of securities will describe the terms of the offering, including, to the extent applicable:
| ● | the terms of the offering; | |
| ● | the name or names of the underwriters or agents and the amounts of securities underwritten or purchased by each of them, if any; | |
| ● | the public offering price or purchase price of the securities or other consideration therefor, and the proceeds to be received by us from the sale; | |
| ● | any delayed delivery requirements; | |
| ● | any over-allotment options under which underwriters may purchase additional securities from us; | |
| ● | any underwriting discounts or agency fees and other items constituting underwriters' or agents' compensation | |
| ● | any discounts or concessions allowed or re-allowed or paid to dealers; and | |
| ● | any securities exchange or market on which the securities may be listed. | 
The offer and sale of the securities described in this prospectus by us, the underwriters or the third parties described above may be effected from time to time in one or more transactions, including privately negotiated transactions, either:
| ● | at a fixed price or prices, which may be changed; | |
| ● | in an "at the market" offering within the meaning of Rule 415(a)(4) of the Securities Act of 1933, as amended, or the Securities Act; | |
| ● | at prices related to such prevailing market prices; or | |
| ● | at negotiated prices. | 
Only underwriters named in the prospectus supplement will be underwriters of the securities offered by the prospectus supplement.
Underwriters and Agents; Direct Sales
If underwriters are used in a sale, they will acquire the offered securities for their own account and may resell the offered securities from time to time in one or more transactions, including negotiated transactions, at a fixed public offering price or at varying prices determined at the time of sale. We may offer the securities to the public through underwriting syndicates represented by managing underwriters or by underwriters without a syndicate.
Unless the prospectus supplement states otherwise, the obligations of the underwriters to purchase the securities will be subject to the conditions set forth in the applicable underwriting agreement. Subject to certain conditions, the underwriters will be obligated to purchase all of the securities offered by the prospectus supplement, other than securities covered by any over-allotment option. Any public offering price and any discounts or concessions allowed or re-allowed or paid to dealers may change from time to time. We may use underwriters with whom we have a material relationship. We will describe in the prospectus supplement, naming the underwriter, the nature of any such relationship.
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We may sell securities directly or through agents we designate from time to time. We will name any agent involved in the offering and sale of securities, and we will describe any commissions we will pay the agent in the prospectus supplement. Unless the prospectus supplement states otherwise, our agent will act on a best-efforts basis for the period of its appointment.
We may authorize agents or underwriters to solicit offers by certain types of institutional investors to purchase securities from us at the public offering price set forth in the prospectus supplement pursuant to delayed delivery contracts providing for payment and delivery on a specified date in the future. We will describe the conditions to these contracts and the commissions we must pay for solicitation of these contracts in the prospectus supplement.
Dealers
We may sell the offered securities to dealers as principals. The dealer may then resell such securities to the public either at varying prices to be determined by the dealer or at a fixed offering price agreed to with us at the time of resale.
Institutional Purchasers
We may authorize agents, dealers or underwriters to solicit certain institutional investors to purchase offered securities on a delayed delivery basis pursuant to delayed delivery contracts providing for payment and delivery on a specified future date. The applicable prospectus supplement or other offering materials, as the case may be, will provide the details of any such arrangement, including the offering price and commissions payable on the solicitations.
We will enter into such delayed contracts only with institutional purchasers that we approve. These institutions may include commercial and savings banks, insurance companies, pension funds, investment companies and educational and charitable institutions.
Indemnification; Other Relationships
We may provide agents, underwriters, dealers and remarketing firms with indemnification against certain civil liabilities, including liabilities under the Securities Act, or contribution with respect to payments that the agents or underwriters may make with respect to these liabilities. Agents, underwriters, dealers and remarketing firms, and their affiliates, may engage in transactions with, or perform services for, us in the ordinary course of business. This includes commercial banking and investment banking transactions.
Market-Making; Stabilization and Other Transactions
There is currently no market for any of the offered securities, other than our common stock, which is quoted on the Nasdaq Capital Market. If the offered securities are traded after their initial issuance, they may trade at a discount from their initial offering price, depending upon prevailing interest rates, the market for similar securities and other factors. While it is possible that an underwriter could inform us that it intends to make a market in the offered securities, such underwriter would not be obligated to do so, and any such market-making could be discontinued at any time without notice. Therefore, no assurance can be given as to whether an active trading market will develop for the offered securities. We have no current plans for listing of the debt securities, preferred stock, warrants or subscription rights on any securities exchange or quotation system; any such listing with respect to any particular debt securities, preferred stock, warrants or subscription rights will be described in the applicable prospectus supplement or other offering materials, as the case may be.
Any underwriter may engage in over-allotment, stabilizing transactions, short-covering transactions and penalty bids in accordance with Regulation M under the Securities Exchange Act of 1934, as amended, or the Exchange Act. Over-allotment involves sales in excess of the offering size, which create a short position. Stabilizing transactions permit bids to purchase the underlying security so long as the stabilizing bids do not exceed a specified maximum price. Syndicate-covering or other short-covering transactions involve purchases of the securities, either through exercise of the over-allotment option or in the open market after the distribution is completed, to cover short positions. Penalty bids permit the underwriters to reclaim a selling concession from a dealer when the securities originally sold by the dealer are purchased in a stabilizing or covering transaction to cover short positions. Those activities may cause the price of the securities to be higher than it would otherwise be. If commenced, the underwriters may discontinue any of the activities at any time.
Any underwriters or agents that are qualified market makers on the Nasdaq Capital Market may engage in passive market making transactions in our common stock on the Nasdaq Capital Market in accordance with Regulation M under the Exchange Act, during the business day prior to the pricing of the offering, before the commencement of offers or sales of our common stock. Passive market makers must comply with applicable volume and price limitations and must be identified as passive market makers. In general, a passive market maker must display its bid at a price not in excess of the highest independent bid for such security; if all independent bids are lowered below the passive market maker's bid, however, the passive market maker's bid must then be lowered when certain purchase limits are exceeded. Passive market making may stabilize the market price of the securities at a level above that which might otherwise prevail in the open market and, if commenced, may be discontinued at any time.
Fees and Commissions
If 5% or more of the net proceeds of any offering of securities made under this prospectus will be received by a FINRA member participating in the offering or affiliates or associated persons of such FINRA member, the offering will be conducted in accordance with FINRA Rule 5121.
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DESCRIPTION OF SECURITIES WE MAY OFFER
General
This prospectus describes the general terms of our capital stock. The following description is not complete and may not contain all the information you should consider before investing in our capital stock. For a more detailed description of these securities, you should read the applicable provisions of Delaware law and our certificate of incorporation, as amended, referred to herein as our certificate of incorporation, and our amended and restated bylaws, referred to herein as our bylaws. When we offer to sell a particular series of these securities, we will describe the specific terms of the series in a supplement to this prospectus. Accordingly, for a description of the terms of any series of securities, you must refer to both the prospectus supplement relating to that series and the description of the securities described in this prospectus. To the extent the information contained in the prospectus supplement differs from this summary description, you should rely on the information in the prospectus supplement.
The total number of shares of capital stock we are authorized to issue is 260,000,000 shares, of which (a) 250,000,000 shares are common stock and (b) 10,000,000 shares are preferred stock.
We, directly or through agents, dealers or underwriters designated from time to time, may offer, issue and sell, together or separately, up to $75,000,000 in the aggregate of:
| ● | common stock; | |
| ● | preferred stock; | |
| ● | purchase contracts; | |
| ● | warrants to purchase our securities; | |
| ● | subscription rights to purchase our securities; | |
| ● | depositary shares; | |
| ● | secured or unsecured debt securities consisting of notes, debentures or other evidences of indebtedness which may be senior debt securities, senior subordinated debt securities or subordinated debt securities, each of which may be convertible into equity securities; or | |
| ● | units comprised of, or other combinations of, the foregoing securities. | 
We may issue the debt securities exchangeable for or convertible into shares of common stock, preferred stock or other securities that may be sold by us pursuant to this prospectus or any combination of the foregoing. The preferred stock may also be exchangeable for and/or convertible into shares of common stock, another series of preferred stock or other securities that may be sold by us pursuant to this prospectus or any combination of the foregoing. When a particular series of securities is offered, a supplement to this prospectus will be delivered with this prospectus, which will set forth the terms of the offering and sale of the offered securities.
Common Stock
As of June 30, 2023, there were 9,471,932 shares of common stock issued and outstanding, held of record by approximately 71 stockholders. Subject to preferential rights with respect to any outstanding preferred stock, all outstanding shares of common stock are of the same class and have equal rights and attributes. Under the terms of certificate of incorporation, holders of our common stock are entitled to one vote for each share held on all matters submitted to a vote of stockholders, including the election of directors, and do not have cumulative voting rights. The holders of outstanding shares of common stock are entitled to receive dividends out of assets or funds legally available for the payment of dividends of such times and in such amounts as our board of directors from time to time may determine. Our common stock is not entitled to pre-emptive rights and is not subject to conversion or redemption. Upon liquidation, dissolution or winding up of our company, the assets legally available for distribution to stockholders are distributable ratably among the holders of our common stock after payment of liquidation preferences, if any, on any outstanding payment of other claims of creditors. The rights, preferences and privileges of holders of common stock are subject to and may be adversely affected by the rights of the holders of shares of any series of preferred stock that we may designate and issue in the future.
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Preferred Stock
Our certificate of incorporation empowers our board of directors, without action by our shareholders, to issue up to 10,000,000 shares of preferred stock from time to time in one or more series, which preferred stock may be offered by this prospectus and supplements thereto. As of June 30, 2023, there were no shares of preferred stock designated, issued or outstanding.
We will fix the rights, preferences, privileges and restrictions of the preferred stock of each series in the certificate of designation relating to that series. We will file as an exhibit to the registration statement of which this prospectus is a part, or will incorporate by reference from a current report on Form 8-K that we file with the SEC, the form of any certificate of designation that describes the terms of the series of preferred stock we are offering before the issuance of the related series of preferred stock. This description will include any or all of the following, as required:
| ● | the title and stated value; | |
| ● | the number of shares we are offering; | |
| ● | the liquidation preference per share; | |
| ● | the purchase price; | |
| ● | the dividend rate, period and payment date and method of calculation for dividends; | |
| ● | whether dividends will be cumulative or non-cumulative and, if cumulative, the date from which dividends will accumulate; | |
| ● | any contractual limitations on our ability to declare, set aside or pay any dividends; | |
| ● | the procedures for any auction and remarketing, if any; | |
| ● | the provisions for a sinking fund, if any; | |
| ● | the provisions for redemption or repurchase, if applicable, and any restrictions on our ability to exercise those redemption and repurchase rights; | |
| ● | any listing of the preferred stock on any securities exchange or market; | |
| ● | whether the preferred stock will be convertible into our common stock, and, if applicable, the conversion price, or how it will be calculated, and the conversion period; | |
| ● | whether the preferred stock will be exchangeable into debt securities, and, if applicable, the exchange price, or how it will be calculated, and the exchange period; | |
| ● | voting rights, if any, of the preferred stock; | |
| ● | preemptive rights, if any; | |
| ● | restrictions on transfer, sale or other assignment, if any; | |
| ● | whether interests in the preferred stock will be represented by depositary shares; | |
| ● | a discussion of any material or special United States federal income tax considerations applicable to the preferred stock; | |
| ● | the relative ranking and preferences of the preferred stock as to dividend rights and rights if we liquidate, dissolve or wind up our affairs; | |
| ● | any limitations on issuance of any class or series of preferred stock ranking senior to or on a parity with the series of preferred stock as to dividend rights and rights if we liquidate, dissolve or wind up our affairs; and | |
| ● | any other specific terms, preferences, rights or limitations of, or restrictions on, the preferred stock. | 
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If we issue shares of preferred stock under this prospectus, after receipt of payment therefor, the shares will be fully paid and non-assessable.
The Delaware General Corporation Law provides that the holders of preferred stock will have the right to vote separately as a class on any proposal involving fundamental changes in the rights of holders of that preferred stock. This right is in addition to any voting rights provided for in the applicable certificate of designation.
Our board of directors may authorize the issuance of preferred stock with voting or conversion rights that could adversely affect the voting power or other rights of the holders of our common stock. Preferred stock could be issued quickly with terms designed to delay or prevent a change in control of our Company or make removal of management more difficult. Additionally, the issuance of preferred stock could have the effect of decreasing the market price of our common stock.
Purchase Contracts
We may issue purchase contracts, representing contracts obligating holders to purchase from us, and us to sell to the holders, a specific or varying number of common stock, preferred stock, warrants, depositary shares, debt securities, warrants or any combination of the above, at a future date or dates. Alternatively, the purchase contracts may obligate us to purchase from holders, and obligate holders to sell to us, a specific or varying number of common stock, preferred stock, warrants, depositary shares, debt securities, or any combination of the above. The price of the securities and other property subject to the purchase contracts may be fixed at the time the purchase contracts are issued or may be determined by reference to a specific formula set forth in the purchase contracts. The purchase contracts may be issued separately or as a part of a unit that consists of (a) a purchase contract and (b) one or more of the other securities that may be sold by us pursuant to this prospectus or any combination of the foregoing, which may secure the holders' obligations to purchase the securities under the purchase contract. The purchase contracts may require us to make periodic payments to the holders or require the holders to make periodic payments to us. These payments may be unsecured or prefunded and may be paid on a current or on a deferred basis. The purchase contracts may require holders to secure their obligations under the contracts in a manner specified in the applicable prospectus supplement.
We will file as exhibits to the registration statement of which this prospectus is a part, or will incorporate by reference from a current report on Form 8-K that we file with the SEC, forms of the purchase contracts and purchase contract agreement, if any. The applicable prospectus supplement will describe the terms of any purchase contracts in respect of which this prospectus is being delivered, including, to the extent applicable, the following:
| ● | whether the purchase contracts obligate the holder or us to purchase or sell, or both purchase and sell, the securities subject to purchase under the purchase contract, and the nature and amount of each of those securities, or the method of determining those amounts; | |
| ● | whether the purchase contracts are to be prepaid or not; | |
| ● | whether the purchase contracts are to be settled by delivery, or by reference or linkage to the value, performance or level of the securities subject to purchase under the purchase contract; | |
| ● | any acceleration, cancellation, termination or other provisions relating to the settlement of the purchase contracts; and | |
| ● | whether the purchase contracts will be issued in fully registered or global form. | 
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Warrants
We may issue warrants to purchase our securities or other rights, including rights to receive payment in cash or securities based on the value, rate or price of one or more specified commodities, currencies, securities or indices, or any combination of the foregoing. Warrants may be issued independently or together with any other securities that may be sold by us pursuant to this prospectus or any combination of the foregoing and may be attached to, or separate from, such securities. To the extent warrants that we issue are to be publicly-traded, each series of such warrants will be issued under a separate warrant agreement to be entered into between us and a warrant agent.
We will file as exhibits to the registration statement of which this prospectus is a part, or will incorporate by reference from a current report on Form 8-K that we file with the SEC, forms of the warrant and warrant agreement, if any. The prospectus supplement relating to any warrants that we may offer will contain the specific terms of the warrants and a description of the material provisions of the applicable warrant agreement, if any. These terms may include the following:
| ● | the title of the warrants; | |
| ● | the price or prices at which the warrants will be issued; | |
| ● | the designation, amount and terms of the securities or other rights for which the warrants are exercisable; | |
| ● | the designation and terms of the other securities, if any, with which the warrants are to be issued and the number of warrants issued with each other security; | |
| ● | the aggregate number of warrants; | |
| ● | any provisions for adjustment of the number or amount of securities receivable upon exercise of the warrants or the exercise price of the warrants; | |
| ● | the price or prices at which the securities or other rights purchasable upon exercise of the warrants may be purchased; | |
| ● | if applicable, the date on and after which the warrants and the securities or other rights purchasable upon exercise of the warrants will be separately transferable; | |
| ● | a discussion of any material U.S. federal income tax considerations applicable to the exercise of the warrants; | |
| ● | the date on which the right to exercise the warrants will commence, and the date on which the right will expire; | |
| ● | the maximum or minimum number of warrants that may be exercised at any time; | |
| ● | information with respect to book-entry procedures, if any; and | |
| ● | any other terms of the warrants, including terms, procedures and limitations relating to the exchange and exercise of the warrants. | 
Exercise of Warrants. Each warrant will entitle the holder of warrants to purchase the amount of securities or other rights, at the exercise price stated or determinable in the prospectus supplement for the warrants. Warrants may be exercised at any time up to the close of business on the expiration date shown in the applicable prospectus supplement, unless otherwise specified in such prospectus supplement. After the close of business on the expiration date, if applicable, unexercised warrants will become void. Warrants may be exercised in the manner described in the applicable prospectus supplement. When the warrant holder makes the payment and properly completes and signs the warrant certificate at the corporate trust office of the warrant agent, if any, or any other office indicated in the prospectus supplement, we will, as soon as possible, forward the securities or other rights that the warrant holder has purchased. If the warrant holder exercises less than all of the warrants represented by the warrant certificate, we will issue a new warrant certificate for the remaining warrants.
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Subscription Rights
We may issue rights to purchase our securities. The rights may or may not be transferable by the persons purchasing or receiving the rights. In connection with any rights offering, we may enter into a standby underwriting or other arrangement with one or more underwriters or other persons pursuant to which such underwriters or other persons would purchase any offered securities remaining unsubscribed for after such rights offering. In connection with a rights offering to holders of our capital stock a prospectus supplement will be distributed to such holders on the record date for receiving rights in the rights offering set by us.
We will file as exhibits to the registration statement of which this prospectus is a part, or will incorporate by reference from a current report on Form 8-K that we file with the SEC, forms of the subscription rights, standby underwriting agreement or other agreements, if any. The prospectus supplement relating to any rights that we offer will include specific terms relating to the offering, including, among other matters:
| ● | the date of determining the security holders entitled to the rights distribution; | |
| ● | the aggregate number of rights issued and the aggregate amount of securities purchasable upon exercise of the rights; | |
| ● | the exercise price; | |
| ● | the conditions to completion of the rights offering; | |
| ● | the date on which the right to exercise the rights will commence and the date on which the rights will expire; and | |
| ● | any applicable federal income tax considerations. | 
Each right would entitle the holder of the rights to purchase the principal amount of securities at the exercise price set forth in the applicable prospectus supplement. Rights may be exercised at any time up to the close of business on the expiration date for the rights provided in the applicable prospectus supplement. After the close of business on the expiration date, all unexercised rights will become void.
Holders may exercise rights as described in the applicable prospectus supplement. Upon receipt of payment and the rights certificate properly completed and duly executed at the corporate trust office of the rights agent, if any, or any other office indicated in the prospectus supplement, we will, as soon as practicable, forward the securities purchasable upon exercise of the rights. If less than all of the rights issued in any rights offering are exercised, we may offer any unsubscribed securities directly to persons other than stockholders, to or through agents, underwriters or dealers or through a combination of such methods, including pursuant to standby underwriting arrangements, as described in the applicable prospectus supplement.
Depositary Shares
General. We may offer fractional shares of preferred stock, rather than full shares of preferred stock. If we decide to offer fractional shares of our preferred stock, we will issue receipts for depositary shares. Each depositary share will represent a fraction of a share of a particular series of our preferred stock, and the applicable prospectus supplement will indicate that fraction. The shares of preferred stock represented by depositary shares will be deposited under a deposit agreement between us and a depositary that is a bank or trust company that meets certain requirements and is selected by us. The depositary will be specified in the applicable prospectus supplement. Each owner of a depositary share will be entitled to all of the rights and preferences of the preferred stock represented by the depositary share. The depositary shares will be evidenced by depositary receipts issued pursuant to the deposit agreement. Depositary receipts will be distributed to those persons purchasing the fractional shares of our preferred stock in accordance with the terms of the offering. We will file as exhibits to the registration statement of which this prospectus is a part, or will incorporate by reference from a current report on Form 8-K that we file with the SEC, forms of the deposit agreement, form of certificate of designation of underlying preferred stock, form of depositary receipts and any other related agreements.
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Dividends and Other Distributions. The depositary will distribute all cash dividends or other cash distributions received by it in respect of the preferred stock to the record holders of depositary shares relating to such preferred shares in proportion to the numbers of depositary shares held on the relevant record date.
In the event of a distribution other than in cash, the depositary will distribute securities or property received by it to the record holders of depositary shares in proportion to the numbers of depositary shares held on the relevant record date, unless the depositary determines that it is not feasible to make such distribution. In that case, the depositary may make the distribution by such method as it deems equitable and practicable. One such possible method is for the depositary to sell the securities or property and then distribute the net proceeds from the sale as provided in the case of a cash distribution.
Redemption of Depositary Shares. Whenever we redeem the preferred stock, the depositary will redeem a number of depositary shares representing the same number of shares of preferred stock so redeemed. If fewer than all of the depositary shares are to be redeemed, the depositary shares to be redeemed will be selected by lot, pro rata or by any other equitable method as the depositary may determine.
Voting of Underlying Shares. Upon receipt of notice of any meeting at which the holders of our preferred stock of any series are entitled to vote, the depositary will mail the information contained in the notice of the meeting to the record holders of the depositary shares relating to that series of preferred stock. Each record holder of the depositary shares on the record date will be entitled to instruct the depositary as to the exercise of the voting rights represented by the number of shares of preferred stock underlying the holder's depositary shares. The depositary will endeavor, to the extent it is practical to do so, to vote the number of whole shares of preferred stock underlying such depositary shares in accordance with such instructions. We will agree to take all action that the depositary may deem reasonably necessary in order to enable the depositary to do so. To the extent the depositary does not receive specific instructions from the holders of depositary shares relating to such preferred shares, it will abstain from voting such shares of preferred stock.
Withdrawal of Shares. Upon surrender of depositary receipts representing any number of whole shares at the depositary's office, unless the related depositary shares previously have been called for redemption, the holder of the depositary shares evidenced by the depositary receipts will be entitled to delivery of the number of whole shares of the related series of preferred stock and all money and other property, if any, underlying such depositary shares. However, once such an exchange is made, the preferred stock cannot thereafter be re-deposited in exchange for depositary shares. Holders of depositary shares will be entitled to receive whole shares of the related series of preferred stock on the basis set forth in the applicable prospectus supplement. If the depositary receipts delivered by the holder evidence a number of depositary shares representing more than the number of whole shares of preferred stock of the related series to be withdrawn, the depositary will deliver to the holder at the same time a new depositary receipt evidencing the excess number of depositary shares.
Amendment and Termination of Depositary Agreement. The form of depositary receipt evidencing the depositary shares and any provision of the applicable depositary agreement may at any time be amended by agreement between us and the depositary. We may, with the consent of the depositary, amend the depositary agreement from time to time in any manner that we desire. However, if the amendment would materially and adversely alter the rights of the existing holders of depositary shares, the amendment would need to be approved by the holders of at least a majority of the depositary shares then outstanding.
The depositary agreement may be terminated by us or the depositary if:
| ● | all outstanding depositary shares have been redeemed; or | |
| ● | there has been a final distribution in respect of the shares of preferred stock of the applicable series in connection with our liquidation, dissolution or winding up and such distribution has been made to the holders of depositary receipts. | 
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Resignation and Removal of Depositary. The depositary may resign at any time by delivering to us notice of its election to do so. We may remove a depositary at any time. Any resignation or removal will take effect upon the appointment of a successor depositary and its acceptance of appointment.
Charges of Depositary. We will pay all transfer and other taxes and governmental charges arising solely from the existence of any depositary arrangements. We will pay all charges of each depositary in connection with the initial deposit of the preferred shares of any series, the initial issuance of the depositary shares, any redemption of such preferred shares and any withdrawals of such preferred shares by holders of depositary shares. Holders of depositary shares will be required to pay any other transfer taxes.
Notices. Each depositary will forward to the holders of the applicable depositary shares all notices, reports and communications from us which are delivered to such depositary and which we are required to furnish the holders of the preferred stock represented by such depositary shares.
Miscellaneous. The depositary agreement may contain provisions that limit our liability and the liability of the depositary to the holders of depositary shares. Both the depositary and we are also entitled to an indemnity from the holders of the depositary shares prior to bringing, or defending against, any legal proceeding. We or any depositary may rely upon written advice of counsel or accountants, or information provided by persons presenting preferred shares for deposit, holders of depositary shares or other persons believed by us to be competent and on documents believed by us or them to be genuine.
Debt Securities
As used in this prospectus, the term "debt securities" means the debentures, notes, bonds and other evidences of indebtedness that we may issue from time to time. The debt securities will either be senior debt securities, senior subordinated debt or subordinated debt securities. We may also issue convertible debt securities. Debt securities may be issued under an indenture (which we refer to herein as an Indenture), which are contracts entered into between us and a trustee to be named therein. The Indenture has been filed as an exhibit to the registration statement of which this prospectus forms a part. We may issue debt securities and incur additional indebtedness other than through the offering of debt securities pursuant to this prospectus. It is likely that convertible debt securities will not be issued under an Indenture.
The debt securities may be fully and unconditionally guaranteed on a secured or unsecured senior or subordinated basis by one or more guarantors, if any. The obligations of any guarantor under its guarantee will be limited as necessary to prevent that guarantee from constituting a fraudulent conveyance under applicable law. In the event that any series of debt securities will be subordinated to other indebtedness that we have outstanding or may incur, the terms of the subordination will be set forth in the prospectus supplement relating to the subordinated debt securities.
We may issue debt securities from time to time in one or more series, in each case with the same or various maturities, at par or at a discount. Unless indicated in a prospectus supplement, we may issue additional debt securities of a particular series without the consent of the holders of the debt securities of such series outstanding at the time of the issuance. Any such additional debt securities, together with all other outstanding debt securities of that series, will constitute a single series of debt securities under the applicable Indenture and will be equal in ranking.
Should an Indenture relate to unsecured indebtedness, in the event of a bankruptcy or other liquidation event involving a distribution of assets to satisfy our outstanding indebtedness or an event of default under a loan agreement relating to secured indebtedness of our company or its subsidiaries, the holders of such secured indebtedness, if any, would be entitled to receive payment of principal and interest prior to payments on the unsecured indebtedness issued under an Indenture.
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Each prospectus supplement will describe the terms relating to the specific series of debt securities. These terms will include some or all of the following:
| ● | the title of debt securities and whether the debt securities are senior or subordinated; | |
| ● | any limit on the aggregate principal amount of debt securities of such series; | |
| ● | the percentage of the principal amount at which the debt securities of any series will be issued; | |
| ● | the ability to issue additional debt securities of the same series; | |
| ● | the purchase price for the debt securities and the denominations of the debt securities; | |
| ● | the specific designation of the series of debt securities being offered; | |
| ● | the maturity date or dates of the debt securities and the date or dates upon which the debt securities are payable and the rate or rates at which the debt securities of the series shall bear interest, if any, which may be fixed or variable, or the method by which such rate shall be determined; | |
| ● | the basis for calculating interest; | |
| ● | the date or dates from which any interest will accrue or the method by which such date or dates will be determined; | |
| ● | the duration of any deferral period, including the period during which interest payment periods may be extended; | |
| ● | whether the amount of payments of principal of (and premium, if any) or interest on the debt securities may be determined with reference to any index, formula or other method, such as one or more currencies, commodities, equity indices or other indices, and the manner of determining the amount of such payments; | |
| ● | the dates on which we will pay interest on the debt securities and the regular record date for determining who is entitled to the interest payable on any interest payment date; | |
| ● | the place or places where the principal of (and premium, if any) and interest on the debt securities will be payable, where any securities may be surrendered for registration of transfer, exchange or conversion, as applicable, and notices and demands may be delivered to or upon us pursuant to the applicable Indenture; | |
| ● | the rate or rates of amortization of the debt securities; | |
| ● | any terms for the attachment to the debt securities of warrants, options or other rights to purchase or sell our securities; | |
| ● | if the debt securities will be secured by any collateral and, if so, a general description of the collateral and the terms and provisions of such collateral security, pledge or other agreements; | |
| ● | if we possess the option to do so, the periods within which and the prices at which we may redeem the debt securities, in whole or in part, pursuant to optional redemption provisions, and the other terms and conditions of any such provisions; | |
| ● | our obligation or discretion, if any, to redeem, repay or purchase debt securities by making periodic payments to a sinking fund or through an analogous provision or at the option of holders of the debt securities, and the period or periods within which and the price or prices at which we will redeem, repay or purchase the debt securities, in whole or in part, pursuant to such obligation, and the other terms and conditions of such obligation; | |
| ● | the terms and conditions, if any, regarding the option or mandatory conversion or exchange of debt securities; | 
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| ● | the period or periods within which, the price or prices at which and the terms and conditions upon which any debt securities of the series may be redeemed, in whole or in part at our option and, if other than by a board resolution, the manner in which any election by us to redeem the debt securities shall be evidenced; | |
| ● | any restriction or condition on the transferability of the debt securities of a particular series; | |
| ● | the portion, or methods of determining the portion, of the principal amount of the debt securities which we must pay upon the acceleration of the maturity of the debt securities in connection with any event of default; | |
| ● | the currency or currencies in which the debt securities will be denominated and in which principal, any premium and any interest will or may be payable or a description of any units based on or relating to a currency or currencies in which the debt securities will be denominated; | |
| ● | provisions, if any, granting special rights to holders of the debt securities upon the occurrence of specified events; | |
| ● | any deletions from, modifications of or additions to the events of default or our covenants with respect to the applicable series of debt securities, and whether or not such events of default or covenants are consistent with those contained in the applicable Indenture; | |
| ● | any limitation on our ability to incur debt, redeem stock, sell our assets or other restrictions; | |
| ● | the application, if any, of the terms of the applicable Indenture relating to defeasance and covenant defeasance (which terms are described below) to the debt securities; | |
| ● | what subordination provisions will apply to the debt securities; | |
| ● | the terms, if any, upon which the holders may convert or exchange the debt securities into or for our securities or property; | |
| ● | whether we are issuing the debt securities in whole or in part in global form; | |
| ● | any change in the right of the trustee or the requisite holders of debt securities to declare the principal amount thereof due and payable because of an event of default; | |
| ● | the depositary for global or certificated debt securities, if any; | |
| ● | any material federal income tax consequences applicable to the debt securities, including any debt securities denominated and made payable, as described in the prospectus supplements, in foreign currencies, or units based on or related to foreign currencies; | |
| ● | any right we may have to satisfy, discharge and defease our obligations under the debt securities, or terminate or eliminate restrictive covenants or events of default in the Indentures, by depositing money or U.S. government obligations with the trustee of the Indentures; | |
| ● | the names of any trustees, depositories, authenticating or paying agents, transfer agents or registrars or other agents with respect to the debt securities; | |
| ● | to whom any interest on any debt security shall be payable, if other than the person in whose name the security is registered, on the record date for such interest, the extent to which, or the manner in which, any interest payable on a temporary global debt security will be paid; | 
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| ● | if the principal of or any premium or interest on any debt securities is to be payable in one or more currencies or currency units other than as stated, the currency, currencies or currency units in which it shall be paid and the periods within and terms and conditions upon which such election is to be made and the amounts payable (or the manner in which such amount shall be determined); | |
| ● | the portion of the principal amount of any debt securities which shall be payable upon declaration of acceleration of the maturity of the debt securities pursuant to the applicable Indenture; | |
| ● | if the principal amount payable at the stated maturity of any debt security of the series will not be determinable as of any one or more dates prior to the stated maturity, the amount which shall be deemed to be the principal amount of such debt securities as of any such date for any purpose, including the principal amount thereof which shall be due and payable upon any maturity other than the stated maturity or which shall be deemed to be outstanding as of any date prior to the stated maturity (or, in any such case, the manner in which such amount deemed to be the principal amount shall be determined); and | |
| ● | any other specific terms of the debt securities, including any modifications to the events of default under the debt securities and any other terms which may be required by or advisable under applicable laws or regulations. | 
Unless otherwise specified in the applicable prospectus supplement, we do not anticipate the debt securities will be listed on any securities exchange. Holders of the debt securities may present registered debt securities for exchange or transfer in the manner described in the applicable prospectus supplement. Except as limited by the applicable Indenture, we will provide these services without charge, other than any tax or other governmental charge payable in connection with the exchange or transfer.
Debt securities may bear interest at a fixed rate or a variable rate as specified in the prospectus supplement. In addition, if specified in the prospectus supplement, we may sell debt securities bearing no interest or interest at a rate that at the time of issuance is below the prevailing market rate, or at a discount below their stated principal amount. We will describe in the applicable prospectus supplement any special federal income tax considerations applicable to these discounted debt securities.
We may issue debt securities with the principal amount payable on any principal payment date, or the amount of interest payable on any interest payment date, to be determined by referring to one or more currency exchange rates, commodity prices, equity indices or other factors. Holders of such debt securities may receive a principal amount on any principal payment date, or interest payments on any interest payment date, that are greater or less than the amount of principal or interest otherwise payable on such dates, depending upon the value on such dates of applicable currency, commodity, equity index or other factors. The applicable prospectus supplement will contain information as to how we will determine the amount of principal or interest payable on any date, as well as the currencies, commodities, equity indices or other factors to which the amount payable on that date relates and certain additional tax considerations.
Units
We may issue units consisting of any combination of the other types of securities offered under this prospectus in one or more series. We may evidence each series of units by unit certificates that we may issue under a separate agreement. We may enter into unit agreements with a unit agent. Each unit agent, if any, may be a bank or trust company that we select. We will indicate the name and address of the unit agent, if any, in the applicable prospectus supplement relating to a particular series of units. Specific unit agreements, if any, will contain additional important terms and provisions. We will file as an exhibit to the registration statement of which this prospectus is a part, or will incorporate by reference from a current report that we file with the SEC, the form of unit and the form of each unit agreement, if any, relating to units offered under this prospectus.
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If we offer any units, certain terms of that series of units will be described in the applicable prospectus supplement, including, without limitation, the following, as applicable
| ● | the title of the series of units; | |
| ● | identification and description of the separate constituent securities comprising the units; | |
| ● | the price or prices at which the units will be issued; | |
| ● | the date, if any, on and after which the constituent securities comprising the units will be separately transferable; | |
| ● | a discussion of certain United States federal income tax considerations applicable to the units; and | |
| ● | any other material terms of the units and their constituent securities. | 
Delaware Anti-Takeover Law and Provisions of Our Amended and Restated Certificate of Incorporation and Amended and Restated Bylaws
Some provisions of Delaware law, our certificate of incorporation and our bylaws contain provisions that could make the following transactions more difficult: an acquisition of us by means of a tender offer; an acquisition of us by means of a proxy contest or otherwise; or the removal of our incumbent officers and directors. It is possible that these provisions could make it more difficult to accomplish or could deter transactions that stockholders may otherwise consider to be in their best interest or in our best interests, including transactions which provide for payment of a premium over the market price for our shares.
These provisions, summarized below, are intended to discourage coercive takeover practices and inadequate takeover bids. These provisions are also designed to encourage persons seeking to acquire control of us to first negotiate with our board of directors. We believe that the benefits of the increased protection of our potential ability to negotiate with the proponent of an unfriendly or unsolicited proposal to acquire or restructure us outweigh the disadvantages of discouraging these proposals because negotiation of these proposals could result in an improvement of their terms.
Delaware Anti-Takeover Law
We are subject to Section 203 of the DGCL. Section 203 generally prohibits a publicly traded corporation from engaging in a "business combination" with an "interested stockholder" for a period of three years after the date of the transaction in which the person became an interested stockholder, unless:
| ● | prior to the date of the transaction, the board of directors of the corporation approved either the business combination or the transaction which resulted in the stockholder becoming an interested stockholder; | |
| ● | upon consummation of the transaction that resulted in the stockholder becoming an interested stockholder, the interested stockholder owned at least 85% of the voting stock of the corporation outstanding at the time the transaction commenced, excluding specified shares; or | |
| ● | at or subsequent to the date of the transaction, the business combination is approved by the board of directors and authorized at an annual or special meeting of stockholders, and not by written consent, by the affirmative vote of at least 66 2/3 % of the outstanding voting stock which is not owned by the interested stockholder. | 
Section 203 defines a "business combination" to include:
| ● | any merger or consolidation involving the corporation and the interested stockholder; | |
| ● | any sale, lease, exchange, mortgage, pledge, transfer or other disposition of 10% or more of the assets of the corporation to or with the interested stockholder; | |
| ● | subject to exceptions, any transaction that results in the issuance or transfer by the corporation of any stock of the corporation to the interested stockholder; | |
| ● | subject to exceptions, any transaction involving the corporation that has the effect of increasing the proportionate share of the stock of any class or series of the corporation beneficially owned by the interested stockholder; or | |
| ● | the receipt by the interested stockholder of the benefit of any loans, advances, guarantees, pledges or other financial benefits provided by or through the corporation. | 
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In general, Section 203 defines an "interested stockholder" as any person that is:
| ● | the owner of 15% or more of the outstanding voting stock of the corporation; | |
| ● | an affiliate or associate of the corporation who was the owner of 15% or more of the outstanding voting stock of the corporation at any time within three years immediately prior to the relevant date; or | |
| ● | the affiliates and associates of the above. | 
Under specific circumstances, Section 203 makes it more difficult for an "interested stockholder" to effect various business combinations with a corporation for a three-year period, although the stockholders may, by adopting an amendment to the corporation's certificate of incorporation or bylaws, elect not to be governed by this section, effective 12 months after adoption.
Our certificate of incorporation and bylaws do not exclude us from the restrictions of Section 203. We anticipate that the provisions of Section 203 might encourage companies interested in acquiring us to negotiate in advance with our board of directors since the stockholder approval requirement would be avoided if a majority of the directors then in office approve either the business combination or the transaction that resulted in the stockholder becoming an interested stockholder.
Undesignated Preferred Stock
The ability of our board of directors, without action by the stockholders, to issue up to 10,000,000 shares of undesignated preferred stock with voting or other rights or preferences as designated by our board of directors could impede the success of any attempt to change control of us. These and other provisions may have the effect of deferring hostile takeovers or delaying changes in control or management of our company.
Stockholder Meetings
Our certificate of incorporation and bylaws provide that a special meeting of stockholders may be called only by our chairman of the board, chief executive officer or president, or by a resolution adopted by a majority of our board of directors.
Requirements for Advance Notification of Stockholder Nominations and Proposals
Our bylaws establish advance notice procedures with respect to stockholder proposals to be brought before a stockholder meeting and the nomination of candidates for election as directors, other than nominations made by or at the direction of the board of directors or a committee of the board of directors.
Elimination of Stockholder Action by Written Consent
Our certificate of incorporation and bylaws eliminate the right of stockholders to act by written consent without a meeting.
Removal of Directors
Our certificate of incorporation provides that no member of our board of directors may be removed from office by our stockholders except for cause and, in addition to any other vote required by law, upon the approval of not less than two-thirds of the total voting power of all of our outstanding voting stock then entitled to vote in the election of directors.
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Stockholders Not Entitled to Cumulative Voting
Our certificate of incorporation does not permit stockholders to cumulate their votes in the election of directors. Accordingly, the holders of a majority of the outstanding shares of our common stock entitled to vote in any election of directors can elect all of the directors standing for election, if they choose, other than any directors that holders of our preferred stock may be entitled to elect.
Choice of Forum
Our certificate of incorporation provides that the Court of Chancery of the State of Delaware will be the exclusive forum for any derivative action or proceeding brought on our behalf; any action asserting a breach of fiduciary duty; any action asserting a claim against us arising pursuant to the DGCL, our certificate of incorporation or our bylaws; any action to interpret, apply, enforce, or determine the validity of our certificate of incorporation or bylaws; or any action asserting a claim against us that is governed by the internal affairs doctrine. The enforceability of similar choice of forum provisions in other companies' certificates of incorporation has been challenged in legal proceedings, and it is possible that a court could find these types of provisions to be inapplicable or unenforceable.
Amendment Provisions
The amendment of any of the above provisions to our certificate of incorporation, except for the provision making it possible for our board of directors to issue preferred stock, would require approval by holders of at least a majority of the total voting power of all of our outstanding voting stock. The amendment of any of the above provisions to our bylaws would require the affirmative vote of 66 2/3 % of the outstanding voting stock or our board of directors.
The provisions of the DGCL, our amended and restated certificate of incorporation and our amended and restated bylaws could have the effect of discouraging others from attempting hostile takeovers and, as a consequence, they may also inhibit temporary fluctuations in the market price of our common stock that often result from actual or rumored hostile takeover attempts. These provisions may also have the effect of preventing changes in the composition of our board and management. It is possible that these provisions could make it more difficult to accomplish transactions that stockholders may otherwise deem to be in their best interests.
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FORMS OF SECURITIES
Each security may be represented either by a certificate issued in definitive form to a particular investor or by one or more global securities representing the entire issuance of securities. Certificated securities in definitive form and global securities will be issued in registered form. Definitive securities name you or your nominee as the owner of the security, and in order to transfer or exchange these securities or to receive payments other than interest or other interim payments, you or your nominee must physically deliver the securities to the trustee, registrar, paying agent or other agent, as applicable. Global securities name a depositary or its nominee as the owner of the debt securities, warrants or units represented by these global securities. The depositary maintains a computerized system that will reflect each investor's beneficial ownership of the securities through an account maintained by the investor with its broker/dealer, bank, trust company or other representative, as we explain more fully below.
Registered Global Securities
We may issue the securities in the form of one or more fully registered global securities that will be deposited with a depositary or its nominee identified in the applicable prospectus supplement and registered in the name of that depositary or nominee. In those cases, one or more registered global securities will be issued in a denomination or aggregate denominations equal to the portion of the aggregate principal or face amount of the securities to be represented by registered global securities. Unless and until it is exchanged in whole for securities in definitive registered form, a registered global security may not be transferred except as a whole by and among the depositary for the registered global security, the nominees of the depositary or any successors of the depositary or those nominees.
The specific terms of the depositary arrangement with respect to any securities to be represented by a registered global security will be described in the prospectus supplement relating to those securities. We anticipate that the following provisions will apply to all depositary arrangements.
Ownership of beneficial interests in a registered global security will be limited to persons, called participants, that have accounts with the depositary or persons that may hold interests through participants. Upon the issuance of a registered global security, the depositary will credit, on its book-entry registration and transfer system, the participants' accounts with the respective principal or face amounts of the securities beneficially owned by the participants. Any dealers, underwriters or agents participating in the distribution of the securities will designate the accounts to be credited. Ownership of beneficial interests in a registered global security will be shown on, and the transfer of ownership interests will be effected only through, records maintained by the depositary, with respect to interests of participants, and on the records of participants, with respect to interests of persons holding through participants. The laws of some states may require that some purchasers of securities take physical delivery of these securities in definitive form. These laws may impair your ability to own, transfer or pledge beneficial interests in registered global securities.
So long as the depositary, or its nominee, is the registered owner of a registered global security, that depositary or its nominee, as the case may be, will be considered the sole owner or holder of the securities represented by the registered global security for all purposes under the applicable indenture, warrant agreement or unit agreement.
Except as described below, owners of beneficial interests in a registered global security will not be entitled to have the securities represented by the registered global security registered in their names, will not receive or be entitled to receive physical delivery of the securities in definitive form and will not be considered the owners or holders of the securities under the applicable indenture, warrant agreement or unit agreement. Accordingly, each person owning a beneficial interest in a registered global security must rely on the procedures of the depositary for that registered global security and, if that person is not a participant, on the procedures of the participant through which the person owns its interest, to exercise any rights of a holder under the applicable indenture, warrant agreement or unit agreement. We understand that under existing industry practices, if we request any action of holders or if an owner of a beneficial interest in a registered global security desires to give or take any action that a holder is entitled to give or take under the applicable indenture, warrant agreement or unit agreement, the depositary for the registered global security would authorize the participants holding the relevant beneficial interests to give or take that action, and the participants would authorize beneficial owners owning through them to give or take that action or would otherwise act upon the instructions of beneficial owners holding through them.
Payments to holders with respect to securities represented by a registered global security registered in the name of a depositary or its nominee will be made to the depositary or its nominee, as the case may be, as the registered owner of the registered global security. None of the Company, the trustees, the warrant agents, the unit agents or any other agent of the Company, agent of the trustees, the warrant agents or unit agents will have any responsibility or liability for any aspect of the records relating to payments made on account of beneficial ownership interests in the registered global security or for maintaining, supervising or reviewing any records relating to those beneficial ownership interests.
We expect that the depositary for any of the securities represented by a registered global security, upon receipt of any payment of principal, premium, interest or other payment or distribution to holders of that registered global security, will immediately credit participants' accounts in amounts proportionate to their respective beneficial interests in that registered global security as shown on the records of the depositary. We also expect that payments by participants to owners of beneficial interests in a registered global security held through participants will be governed by standing customer instructions and customary practices, as is now the case with the securities held for the accounts of customers or registered in "street name," and will be the responsibility of those participants.
If the depositary for any of these securities represented by a registered global security is at any time unwilling or unable to continue as depositary or ceases to be a clearing agency registered under the Exchange Act and a successor depositary registered as a clearing agency under the Exchange Act is not appointed by us within 90 days, we will issue securities in definitive form in exchange for the registered global security that had been held by the depositary. Any securities issued in definitive form in exchange for a registered global security will be registered in the name or names that the depositary gives to the relevant trustee, warrant agent, unit agent or other relevant agent of ours or theirs. It is expected that the depositary's instructions will be based upon directions received by the depositary from participants with respect to ownership of beneficial interests in the registered global security that had been held by the depositary.
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LEGAL MATTERS
Unless otherwise indicated in the applicable prospectus supplement, the validity of the securities offered by this prospectus will be passed upon for us by Ellenoff Grossman & Schole LLP, New York, New York. If legal matters in connection with offerings made by this prospectus are passed on by counsel for the underwriters, dealers or agents, if any, that counsel will be named in the applicable prospectus supplement.
EXPERTS
The consolidated financial statements of enVVeno Medical Corporation and subsidiaries as of and for the years ended December 31, 2022 and 2021 have been incorporated by reference in the registration statement in reliance upon the report of Marcum LLP, independent registered public accounting firm, and upon the authority of said firm as experts in accounting and auditing.
WHERE YOU CAN FIND ADDITIONAL INFORMATION
We file annual, quarter and periodic reports, proxy statements and other information with the Securities and Exchange Commission using the Commission's EDGAR system. The Commission maintains a web site that contains reports, proxy and information statements and other information regarding registrants that file electronically with the Commission. The address of such site is http//www.sec.gov.
INCORPORATION OF DOCUMENTS BY REFERENCE
We are "incorporating by reference" in this prospectus certain documents we file with the SEC, which means that we can disclose important information to you by referring you to those documents. The information in the documents incorporated by reference is considered to be part of this prospectus. Statements contained in documents that we file with the SEC and that are incorporated by reference in this prospectus will automatically update and supersede information contained in this prospectus, including information in previously filed documents or reports that have been incorporated by reference in this prospectus, to the extent the new information differs from or is inconsistent with the old information. We have filed or may file the following documents with the SEC and they are incorporated herein by reference as of their respective dates of filing.
1. Our Annual Report on Form 10-K for the year ended December 31, 2022, filed with the SEC on March 2, 2023;
2. Our Quarterly Report on Form 10-Q for the quarter ended March 31, 2023, filed with the SEC on April 28, 2023; and
3. Our Quarterly Report on Form 10-Q for the quarter ended June 30, 2023, filed with the SEC on July 31, 2023.
All documents that we filed with the SEC pursuant to Sections 13(a), 13(c), 14, and 15(d) of the Exchange Act subsequent to the date of this registration statement and prior to the filing of a post-effective amendment to this registration statement that indicates that all securities offered under this prospectus have been sold, or that deregisters all securities then remaining unsold, will be deemed to be incorporated in this registration statement by reference and to be a part hereof from the date of filing of such documents.
Any statement contained in a document incorporated or deemed to be incorporated by reference in this prospectus shall be deemed modified, superseded or replaced for purposes of this prospectus to the extent that a statement contained in this prospectus, or in any subsequently filed document that also is deemed to be incorporated by reference in this prospectus, modifies, supersedes or replaces such statement. Any statement so modified, superseded or replaced shall not be deemed, except as so modified, superseded or replaced, to constitute a part of this prospectus. None of the information that we disclose under Items 2.02 or 7.01 of any Current Report on Form 8-K or any corresponding information, either furnished under Item 9.01 or included as an exhibit therein, that we may from time to time furnish to the SEC will be incorporated by reference into, or otherwise included in, this prospectus, except as otherwise expressly set forth in the relevant document. Subject to the foregoing, all information appearing in this prospectus is qualified in its entirety by the information appearing in the documents incorporated by reference.
You may requests, orally or in writing, a copy of these documents, which will be provided to you at no cost (other than exhibits, unless such exhibits are specifically incorporate by reference), by contacting the Company at enVVeno Medical Corporation, at 70 Doppler, Irvine, California 92618, attention: Corporate Secretary. Our telephone number is (949) 261-2900. Information about us is also available at our website at https://envveno.com/. However, the information in our website is not a part of this prospectus and is not incorporated by reference.
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Up to $50,000,000 of Shares
Common Stock
PROSPECTUS SUPPLEMENT
Ladenburg Thalmann
October 30, 2025