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

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(Print or Type Responses)

1. Name and Address of Reporting Person * KALBERMATTEN ADAM R 2. Issuer Name and Ticker or Trading Symbol KORU Medical Systems, Inc. [KRMD] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) President-Chief Commercial Off (Last) (First) (Middle) C/O KORU MEDICAL SYSTEMS, INC., 100 CORPORATE DRIVE 3. Date of Earliest Transaction (Month/Day/Year) 03/17/2026 (Street) MAHWAH, NJ 07430 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

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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

Restricted Stock Unit

(1)

03/17/2026

A

45,098

(2)

(2)

Common Stock

45,098

$ 0

45,098

D

Performance Stock Unit

(1)

03/17/2026

A

45,098

(3)

(3)

Common Stock

45,098

$ 0

45,098

D

Option to buy Common Stock

$4.35

03/17/2026

A

67,779

(2)

03/17/2036

Common Stock

67,779

$ 0

67,779

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
KALBERMATTEN ADAM R C/O KORU MEDICAL SYSTEMS, INC. 100 CORPORATE DRIVE MAHWAH, NJ 07430			President-Chief Commercial Off

Signatures

/s/ Thomas Adams - Attorney-in-Fact		03/18/2026
**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)	Each unit represents a right to receive one share of common stock underlying the vested award on the applicable vesting date.
(2)	The units comprising the award vest in equal increments on March 17, 2027 and each first, second and third anniversaries thereof (each, a vesting date).
(3)	These units will vest based upon the achievement of certain performance conditions as of December 31, 2028. The amount reported represents the amount of shares payable at target performance; the Reporting Person could earn 0%-150% of the amount reported depending on the level of performance achieved. These units will vest at 100% of the amount reported upon a change in control of the Company prior to December 31, 2028.
Remarks: The filing of this statement shall not be construed as an admission (a) that the person filing this statement is, for the purposes of Section 16 of the Securities Exchange Act of 1934, as amended, the beneficial owner of any equity securities covered by this statement, or (b) that this statement is legally required to be filed by such person. Power of Attorney has been previously filed.

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