KORU Medical CEO buys 1,191 company shares

KORU Medical Systems Chief Executive Officer Linda M. Tharby reported an open-market purchase of 1,191 shares of the company’s Common Stock on May 15, 2026.

Rhea-AI Filing Summary

KORU Medical Systems Chief Executive Officer Linda M. Tharby reported an open-market purchase of 1,191 shares of the company’s Common Stock on May 15, 2026. After this transaction, she directly owns a total of 620,622 Common Stock shares.

Insider Trade Summary

Net Buyer: 1,191 shares

Net Buy 1 txn

Insider Tharby Linda M

Role Chief Executive Officer

Bought 1,191 shs

Type	Security	Shares	Price	Value
Purchase	Common Stock	1,191	$1,191.00 as filed	--

• Price shown as filed: $1,191.00 per share is far above the $3.90 close on May 15, 2026, so no transaction value is shown.

Holdings After Transaction: Common Stock — 620,622 shares (Direct)

Key Figures

Shares purchased: 1,191 shares Price per share: $1191.0000 per share Total shares owned after: 620,622 shares +1 more

4 metrics

Shares purchased 1,191 shares Open-market purchase on May 15, 2026

Price per share $1191.0000 per share Reported transaction price for purchased shares

Total shares owned after 620,622 shares Direct Common Stock holdings following transaction

Net share change 1,191 shares Net buy shares in this Form 4

Key Terms

open-market purchase, Common Stock, direct ownership

3 terms

open-market purchase financial

"transaction_action: "open-market purchase""

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

direct ownership financial

"ownership_type: "direct" and ownership_code: "D""

FAQ

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

What insider transaction did KRMD CEO Linda M. Tharby report?

Linda M. Tharby reported an open-market purchase of 1,191 shares of KORU Medical Systems Common Stock. This Form 4 filing reflects a direct ownership transaction by the company’s Chief Executive Officer in the company’s equity.

How many KRMD shares does the CEO own after this Form 4 transaction?

After the reported transaction, Linda M. Tharby directly owns 620,622 shares of KORU Medical Systems Common Stock. This total includes her existing holdings plus the newly purchased 1,191 shares disclosed in the Form 4 filing.

On what date did the KRMD CEO complete the reported share purchase?

The reported open-market purchase by KORU Medical Systems CEO Linda M. Tharby occurred on May 15, 2026. That transaction date is specified in the Form 4 filing covering the acquisition of 1,191 Common Stock shares.

What type of security did KRMD’s CEO buy in the latest insider trade?

The CEO bought KORU Medical Systems Common Stock in this insider transaction. The Form 4 specifies that 1,191 shares of Common Stock were acquired through an open-market purchase, increasing her directly owned equity position in the company.

Was the KRMD CEO’s May 2026 insider transaction a purchase or a sale?

The transaction was a purchase. The Form 4 identifies it as an open-market purchase of 1,191 Common Stock shares by KORU Medical Systems Chief Executive Officer Linda M. Tharby, increasing her direct share ownership.

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

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Accepted by SEC EDGAR 05/20/2026 - 04:02 PM EDT Learn about SEC filing dates

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)
05/15/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/15/2026		P		1,191	A	$1,191	620,622	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

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	05/20/2026
	** 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)