OneMedNet director buys 876,136 company shares

OneMedNet Corp director and ten percent owner Thomas Kosasa increased his direct holdings through two stock purchases.

Rhea-AI Filing Summary

OneMedNet Corp director and ten percent owner Thomas Kosasa increased his direct holdings through two stock purchases. On February 6, 2026, he bought 595,238 shares of common stock at $0.84 per share under a $500,000 subscription agreement. On April 23, 2026, he purchased 280,898 shares at $0.89 per share under a $250,000 subscription agreement. These transactions total 876,136 shares and $750,000 of investment, bringing his direct ownership to 16,661,327 common shares after the latest purchase. The purchase prices were based on the volume-weighted average price over the 10 trading days before each purchase date.

Insider Trade Summary

Net Buyer: 876,136 shares

Net Buy 2 txns

Insider Kosasa Thomas

Role Director, 10% Owner

Bought 876,136 shs ($750K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	280,898	$0.89	$250K
Purchase	Common Stock	595,238	$0.84	$500K

Holdings After Transaction: Common Stock — 16,661,327 shares (Direct)

Footnotes (3)

1. F1. On February 6, 2026, the issuer entered into a subscription agreement with the reporting person for a $500,000 investment in the issuer.
2. F2. The shares were valued at the volume-weighted average price for the 10 trading days immediately prior to the applicable purchase date.
3. F3. On April 23, 2026, the issuer entered into a subscription agreement with the reporting person for a $250,000 investment in the issuer.

Key Figures

Shares bought Feb 6, 2026: 595,238 shares Shares bought Apr 23, 2026: 280,898 shares Total shares purchased: 876,136 shares +5 more

8 metrics

Shares bought Feb 6, 2026 595,238 shares Common stock purchased at $0.84 per share

Shares bought Apr 23, 2026 280,898 shares Common stock purchased at $0.89 per share

Total shares purchased 876,136 shares Sum of February 6 and April 23, 2026 transactions

Purchase price Feb 6, 2026 $0.84/share Stock price used in $500,000 subscription agreement

Purchase price Apr 23, 2026 $0.89/share Stock price used in $250,000 subscription agreement

Investment amount Feb 6, 2026 $500,000 Subscription agreement with issuer

Investment amount Apr 23, 2026 $250,000 Subscription agreement with issuer

Direct holdings after latest trade 16,661,327 shares Common stock owned directly after April 23, 2026 purchase

Key Terms

subscription agreement, volume-weighted average price, open-market purchase, ten percent owner, +1 more

5 terms

subscription agreement financial

"the issuer entered into a subscription agreement with the reporting person for a $500,000 investment"

A subscription agreement is a legal contract in which an investor agrees to buy a specific number of a company’s shares or other securities under set terms, including price, payment method and conditions for closing the sale. It matters to investors because it legally locks in their purchase and the company’s obligations, determines ownership percentage and any investor rights, and can include conditions or promises that affect future control or returns—like signing a detailed purchase order for equity.

volume-weighted average price financial

"The shares were valued at the volume-weighted average price for the 10 trading days"

Volume-weighted average price (VWAP) is the average price of a stock over a specific time period where each trade is weighted by the number of shares traded, so larger trades influence the average more than small ones. Investors and traders use VWAP as a reference point to judge whether trades are happening at relatively good or poor prices—like checking the average price paid for an item at a market where bulk purchases count more than single-item buys.

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.

ten percent owner financial

"is_ten_percent_owner": 1"

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 Thomas Kosasa report for OneMedNet (ONMD)?

Thomas Kosasa reported two purchases of OneMedNet common stock. He acquired 595,238 shares on February 6, 2026 and 280,898 shares on April 23, 2026. Both transactions were structured as subscription agreements directly with the company, rather than ordinary open-market buys.

How many OneMedNet (ONMD) shares did Kosasa buy and at what prices?

Kosasa bought a total of 876,136 OneMedNet common shares. He purchased 595,238 shares at $0.84 per share on February 6, 2026, and 280,898 shares at $0.89 per share on April 23, 2026, as disclosed in the Form 4 filing.

What is Thomas Kosasa’s OneMedNet (ONMD) ownership after these transactions?

After the April 23, 2026 transaction, Kosasa directly owns 16,661,327 OneMedNet common shares. The Form 4 shows his holdings were 16,380,429 shares after the February 6 purchase and increased again following the later subscription, reflecting continued accumulation of stock.

Were Kosasa’s OneMedNet (ONMD) share purchases open-market or via agreement?

The filing identifies the transactions with a purchase code but footnotes explain they occurred under subscription agreements. On February 6, 2026 he invested $500,000 and on April 23, 2026 he invested $250,000 directly in OneMedNet through these agreements, rather than routine market trading.

How were the share prices for Kosasa’s OneMedNet (ONMD) purchases determined?

The share prices were based on volume-weighted average price calculations. Footnotes state the shares were valued using the volume-weighted average price for the 10 trading days immediately before each applicable purchase date, aligning the subscription pricing with recent trading levels.

What total dollar amount did Kosasa invest in OneMedNet (ONMD) in these deals?

Kosasa invested $750,000 across the two transactions. He committed $500,000 in the February 6, 2026 subscription agreement and an additional $250,000 in the April 23, 2026 agreement, both directed into OneMedNet in exchange for newly issued common shares.

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

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Accepted by SEC EDGAR 04/24/2026 - 08:40 AM 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^*

Kosasa Thomas

(Last) (First) (Middle)

6385 OLD SHADY OAK ROAD, SUITE 250

(Street)

EDEN PRAIRIE MINNESOTA 55344

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
OneMedNet Corp [ ONMD ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
02/06/2026

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	02/06/2026		P(1)		595,238	A	$0.84(2)	16,380,429	D
Common Stock	04/23/2026		P(3)		280,898	A	$0.89(2)	16,661,327	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:

1. On February 6, 2026, the issuer entered into a subscription agreement with the reporting person for a $500,000 investment in the issuer.

2. The shares were valued at the volume-weighted average price for the 10 trading days immediately prior to the applicable purchase date.

3. On April 23, 2026, the issuer entered into a subscription agreement with the reporting person for a $250,000 investment in the issuer.

	/s/ Robert Golden, Attorney-in-Fact	04/24/2026
	** 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)