[Form 4] MARA Holdings, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Vicki Mealer-Burke, a director of MARA Holdings, Inc. (MARA), sold 14,887 shares of the company's common stock on 09/08/2025 at $15.22 per share. The filing states the sale was made solely to satisfy the reporting person’s tax obligations related to the settlement of previously granted restricted stock units. After the transaction, the reporting person beneficially owned 58,103 shares, held directly. The Form 4 was signed by an attorney-in-fact on behalf of the reporting person and discloses no derivative transactions.

Insights

Financial Analyst

TL;DR: Routine insider sale to cover tax liability; ownership remains material but reduced.

This Form 4 reports a single non-derivative sale of 14,887 common shares at $15.22 each by a company director to satisfy tax obligations from settled restricted stock units. The disclosure is standard for Section 16 reporting and provides clear detail on shares sold and shares retained (58,103 shares beneficially owned post-sale). There are no derivatives or additional compensatory actions disclosed. From a capital-flows perspective, the transaction converts equity into cash for tax settlement rather than indicating new trading activity or a change in control.

Corporate Governance Expert

TL;DR: Properly documented director sale executed for tax purposes; filing shows adherence to disclosure rules.

The Form 4 is concise and cites a specific, permissible reason for the disposition: satisfying tax obligations tied to the settlement of previously granted restricted stock units. The report identifies the reporting person as a director and states direct ownership post-transaction. The signature by an attorney-in-fact is noted. There are no indications of unusual timing, derivatives, or related-party transfers in the filing text. This appears to be routine insider reporting consistent with corporate governance and SEC disclosure expectations.

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

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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^*

Mealer-Burke Vicki

(Last) (First) (Middle)

C/O MARA HOLDINGS, INC.

1010 SOUTH FEDERAL HIGHWAY, SUITE 2700

(Street)

HALLANDALE BEACH FL 33009

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MARA Holdings, Inc. [ MARA ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
09/08/2025

4. If Amendment, Date of 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

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	09/08/2025		S		14,887(1)	D	$15.22	58,103	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. This sale was made solely to satisfy the reporting person's tax obligations in connection with the settlement of previously granted restricted stock units.

	/s/ Zabi Nowaid, Attorney-in-Fact for Vicki Mealer-Burke	09/10/2025
	** 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.

FAQ

What did MARA director Vicki Mealer-Burke report on Form 4?

The director reported a sale of 14,887 shares of MARA common stock on 09/08/2025 at a price of $15.22 per share.

Why were the shares sold according to the Form 4 for MARA?

The filing states the sale was made solely to satisfy the reporting person’s tax obligations in connection with the settlement of previously granted restricted stock units.

How many MARA shares does the reporting person own after the transaction?

After the reported sale the reporting person beneficially owned 58,103 shares of MARA common stock.

Were any derivative securities disclosed in this MARA Form 4?

No. The filing shows only a non-derivative common stock sale and does not disclose any derivative transactions.

Who signed the Form 4 for Vicki Mealer-Burke?

The Form 4 was signed by Zabi Nowaid, Attorney-in-Fact for Vicki Mealer-Burke on 09/10/2025.