Alamar Biosciences Inc.

04/20/2026 | Press release | Distributed by Public on 04/20/2026 18:32

Statement of Changes in Beneficial Ownership (Form 4)

FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden hours per response... 0.5
(Print or Type Responses)
1. Name and Address of Reporting Person *
Naclerio Nicholas
2. Issuer Name and Ticker or Trading Symbol
Alamar Biosciences, Inc. [ALMR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last) (First) (Middle)
C/O ALAMAR BIOSCIENCES, INC., 47071 BAYSIDE PARKWAY
3. Date of Earliest Transaction (Month/Day/Year)
04/16/2026
(Street)
FREMONT, CA 94538
4. If Amendment, Date Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City) (State) (Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Class B Common Stock 04/20/2026 C(1) 4,588,364 A (1) 4,588,364 I See footnote(2)
Class B Common Stock 04/20/2026 C(3) 922,152 A (3) 5,510,516 I See footnote(2)
Class B Common Stock 04/20/2026 J(4) 5,510,516 D (4) 0 I See footnote(2)
Common Stock 04/20/2026 J(4) 5,510,516 A (4) 5,510,516 I See footnote(2)
Common Stock 04/20/2026 C(5) 346,020 A (5) 5,856,536 I See footnote(2)
Common Stock 04/20/2026 C(5) 271,782 A (5) 271,782 I See footnote(6)
Common Stock 04/20/2026 P 235,294 A $17 507,076 I See footnote(6)
Common Stock 04/20/2026 A(7) 5,686 A $ 0 5,686 D
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy) $17 04/16/2026 A 25,599 (8) 04/15/2036 Common Stock 25,599 $ 0 25,599 D
Series A-3 Preferred Stock (1) 04/20/2026 C 3,194,377 (1) (1) Class B Common Stock 1,321,082 $ 0 0 I See footnote(2)
Series A-4 Preferred Stock (1) 04/20/2026 C 2,862,507 (1) (1) Class B Common Stock 1,183,832 $ 0 0 I See footnote(2)
Series B Preferred Stock (3) 04/20/2026 C 2,094,266 (3) (3) Class B Common Stock 922,152 $ 0 0 I See footnote(2)
Series C Preferred Stock (1) 04/20/2026 C 5,037,783 (1) (1) Class B Common Stock 2,083,450 $ 0 0 I See footnote(2)
Convertible Promissory Note (5) 04/20/2026 C $5,000,000 (5) (5) Common Stock 346,020 $ 0 0 I See footnote(2)
Convertible Promissory Note (5) 04/20/2026 C $3,927,259.98 (5) (5) Common Stock 271,782 $ 0 0 I See footnote(6)

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Naclerio Nicholas
C/O ALAMAR BIOSCIENCES, INC.
47071 BAYSIDE PARKWAY
FREMONT, CA 94538
X

Signatures

/s/ Timothy White, Attorney-in-Fact 04/20/2026
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The Series A-3 Preferred Stock, Series A-4 Preferred Stock and Series C Preferred Stock are convertible into shares of Class B Common Stock on a 1:2.418 basis and have no expiration date. The Series A-3 Preferred Stock, Series A-4 Preferred Stock and Series C Preferred Stock automatically converted into shares of Class B Common Stock in connection with the closing of the initial public offering of the Issuer's Common Stock (the "IPO").
(2) The securities are held by Illumina Innovation Fund II, L.P. ("IIF II"). Illumina Innovation Fund II GP, L.L.C. ("IIF II GP") is the general partner of IIF II. The reporting person, a member of the Issuer's board of directors, is the sole managing member of IIF II GP and may be deemed to have voting, investment and dispositive power with respect to the securities held by IIF II. Each of IIF II GP and the reporting person disclaim beneficial ownership over the securities held by IIF II, except to the extent of their respective pecuniary interests therein, if any.
(3) The Series B Preferred Stock is convertible into shares of Class B Common Stock on a 1:2.271 basis and has no expiration date. The Series B Preferred Stock automatically converted into shares of Class B Common Stock in connection with the closing of the IPO.
(4) Each share of Class B Common Stock was reclassified into one share of Common Stock immediately prior to the completion of the IPO.
(5) Reflects a convertible note that is convertible into shares of Common Stock of the Issuer. The convertible note has a maturity date of July 8, 2027. The principal amount of the convertible note was automatically converted into shares of Common Stock of the Issuer upon the closing of the Issuer's IPO at a conversion price equal to the initial public offering price of the Issuer's Common Stock multiplied by 0.85.
(6) The securities are held by Illumina Innovation Fund III, L.P. ("IIF III"). Illumina Innovation Fund III GP, L.L.C. ("IIF II GP") is the general partner of IIF III. The reporting person, a member of the Issuer's board of directors, is the sole managing member of IIF III GP and may be deemed to have voting, investment and dispositive power with respect to the securities held by IIF III. Each of IIF III GP and the reporting person disclaim beneficial ownership over the securities held by IIF III, except to the extent of their respective pecuniary interests therein, if any.
(7) Represents the grant of restricted stock units ("RSUs"). The RSUs vest 1/3rd on each of April 20, 2027, April 20, 2028 and April 20, 2029, subject to the reporting person's continuous service as of each such vesting date.
(8) One-third of the shares subject to the grant will vest on April 16, 2027 and the remainder of the shares subject to the grant will vest in equal monthly installments thereafter through April 16, 2029, subject to the reporting person's continuous service through each such vesting date.
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.
Alamar Biosciences Inc. published this content on April 20, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on April 21, 2026 at 00:32 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]