KORU Medical CEO RSU vesting and tax withholding

KORU Medical Systems Chief Executive Officer Linda M. Tharby reported routine equity compensation activity.

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Form Type

Rhea-AI Filing Summary

KORU Medical Systems Chief Executive Officer Linda M. Tharby reported routine equity compensation activity. On May 14, she acquired 13,977 shares of common stock through the vesting of restricted stock units, while 7,326 shares were withheld at $3.94 per share to cover tax obligations.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Tharby Linda M

Role Chief Executive Officer

Type	Security	Shares	Price	Value
Exercise	Common Stock	13,977	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	7,326	$3.94	$29K

Holdings After Transaction: Common Stock — 619,431 shares (Direct)

Footnotes (2)

F1. Represents common stock issued upon vesting of restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock upon vesting.
F2. Represents shares withheld to satisfy tax obligations upon vesting of restricted stock units.

Key Figures

Shares withheld for taxes: 7,326 shares Tax withholding price: $3.94 per share RSU shares vested: 13,977 shares

3 metrics

Shares withheld for taxes 7,326 shares Withheld to satisfy tax obligations on RSU vesting at $3.94 per share

Tax withholding price $3.94 per share Value used for 7,326 shares withheld to cover tax obligations

RSU shares vested 13,977 shares Common stock issued upon vesting of restricted stock units

Key Terms

restricted stock units, tax obligations, Form 4

3 terms

restricted stock units financial

"Represents common stock issued upon vesting of restricted stock units."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax obligations financial

"Represents shares withheld to satisfy tax obligations upon vesting of restricted stock units."

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did KRMD CEO Linda Tharby report on this Form 4?

Linda Tharby reported the vesting of restricted stock units into 13,977 shares of common stock and the withholding of 7,326 shares to cover tax obligations. These transactions reflect routine equity compensation and tax settlement rather than open-market buying or selling activity.

Were any KORU Medical (KRMD) shares bought or sold on the open market?

No open-market purchases or sales are shown. The filing reports restricted stock units vesting into common stock, with 7,326 shares withheld at $3.94 per share to satisfy tax obligations, a standard non-market transaction for equity compensation awards.

How many KRMD shares vested for the CEO in this transaction?

A total of 13,977 shares of KORU Medical common stock were issued upon vesting of restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock when vesting conditions are met, as described in the footnotes.

Why were 7,326 KRMD shares withheld in Linda Tharby’s Form 4?

The 7,326 shares were withheld to satisfy tax obligations arising from the vesting of restricted stock units. Instead of paying taxes in cash, a portion of the newly vested shares is retained by the company at $3.94 per share to cover the tax liability.

Does this Form 4 indicate a change in Linda Tharby’s investment view of KRMD?

The Form 4 reflects equity compensation vesting and related tax withholding, not discretionary buying or selling. Such transactions are typically mechanical and tied to award schedules, so they do not by themselves indicate a change in the CEO’s view of the stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 05/19/2026 - 05:08 PM EDT

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

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 for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Tharby Linda M

(Last)

(First)

(Middle)

C/O KORU MEDICAL SYSTEMS, INC.

100 CORPORATE DRIVE

(Street)

MAHWAH

NEW JERSEY

07430

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
KORU Medical Systems, Inc. [ KRMD ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chief Executive Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/14/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/14/2026		M		13,977	A	$0⁽¹⁾	626,757	D
Common Stock	05/14/2026		F⁽²⁾		7,326	D	$3.94	619,431	D

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 Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Represents common stock issued upon vesting of restricted stock units. Each restricted stock unit represents a contingent right to receive one share of common stock upon vesting.

2. Represents shares withheld to satisfy tax obligations upon vesting of restricted stock units.

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.

	/s/ Thomas Adams - Attorney-in-Fact	05/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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 Number.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR