MARA shareholder trust plans 27,505-share stock sale

The Thiel Living Trust filed to sell 27,505 shares of MARA common stock through Fidelity Brokerage Services on NASDAQ, with an indicated value of $299,804.50 on July 17, 2026.

Rhea-AI Filing Summary

The Thiel Living Trust filed to sell 27,505 shares of MARA common stock through Fidelity Brokerage Services on NASDAQ, with an indicated value of $299,804.50 on July 17, 2026. The trust previously acquired shares via restricted stock vesting awards of 22,077 and 5,428 shares in 2024.

Over the past three months, the trust sold 27,505 shares on each of April 17, May 18, and June 17, 2026, for proceeds of $321,258.40, $330,060.00, and $391,946.25, respectively.

Key Figures

Shares to be sold: 27,505 shares Proposed sale value: $299,804.50 April 17, 2026 sale proceeds: $321,258.40 +4 more

7 metrics

Shares to be sold 27,505 shares Planned MARA common stock sale via NASDAQ on 07/17/2026

Proposed sale value $299,804.50 Value associated with 27,505 shares to be sold

April 17, 2026 sale proceeds $321,258.40 Sale of 27,505 MARA common shares

May 18, 2026 sale proceeds $330,060.00 Sale of 27,505 MARA common shares

June 17, 2026 sale proceeds $391,946.25 Sale of 27,505 MARA common shares

Restricted stock vesting 02/01/2024 22,077 shares MARA common shares vested as compensation

Restricted stock vesting 04/26/2024 5,428 shares MARA common shares vested as compensation

Key Terms

Restricted Stock Vesting, Compensation, Securities Sold During The Past 3 Months

3 terms

Restricted Stock Vesting financial

"Common | 02/01/2024 | Restricted Stock Vesting | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Compensation financial

"22077 | 02/01/2024 | Compensation Common | 04/26/2024"

Securities Sold During The Past 3 Months regulatory

"144: Securities Sold During The Past 3 Months"

FAQ

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

What does the MARA Form 144 filing by The Thiel Living Trust disclose?

The filing shows The Thiel Living Trust plans to sell 27,505 MARA common shares on NASDAQ, valued at $299,804.50. It also lists prior sales over the last three months and earlier share awards from restricted stock vesting.

How many MARA shares is The Thiel Living Trust planning to sell?

The trust plans to sell 27,505 shares of MARA common stock. The proposed transaction, routed through Fidelity Brokerage Services on NASDAQ, is valued at $299,804.50 based on the price information included in the disclosure.

What MARA share sales has The Thiel Living Trust made in the last three months?

The trust sold 27,505 MARA shares on each of April 17, May 18, and June 17, 2026, for proceeds of $321,258.40, $330,060.00, and $391,946.25, respectively, as reported in the three‑month sales section.

How were the MARA shares originally acquired before this Form 144 sale?

The shares were acquired through restricted stock vesting as compensation. Vesting events on February 1, 2024, and April 26, 2024 delivered 22,077 and 5,428 MARA common shares, respectively, to the reporting holder.

Which intermediary and market are involved in the planned MARA share sale?

The planned sale of 27,505 MARA common shares is to be executed through Fidelity Brokerage Services LLC on the NASDAQ market, with a referenced transaction date of July 17, 2026 in the disclosure.

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

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Available on EDGAR 07/17/2026 - 10:56 AM Accepted by SEC EDGAR 07/17/2026 - 10:55 AM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001567383
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	MARA Holdings, Inc.
SEC File Number	001-36555
Address of Issuer	1010 SOUTH FEDERAL HIGHWAY SUITE 2700 HALLANDALE BEACH FLORIDA 33009
Phone	(800) 804-1690
Name of Person for Whose Account the Securities are To Be Sold	Thiel Frederick G
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	27505	299804.50	381270503	07/17/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/01/2024	Restricted Stock Vesting	Issuer			22077	02/01/2024	Compensation
Common	04/26/2024	Restricted Stock Vesting	Issuer			5428	04/26/2024	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
The Thiel Living Trust 1010 South Federal Highway Suite 2700 Hallandale Beach FL 33009	Common	04/17/2026	27505	321258.40
The Thiel Living Trust 1010 South Federal Highway Suite 2700 Hallandale Beach FL 33009	Common	05/18/2026	27505	330060.00
The Thiel Living Trust 1010 South Federal Highway Suite 2700 Hallandale Beach FL 33009	Common	06/17/2026	27505	391946.25

144: Remarks and Signature

Remarks	Today's sale and the sales in the past 3 months occurred in the The Thiel Living Trust, of which Frederick Thiel is a trustee and an account stakeholder.
Date of Notice	07/17/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	05/28/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Frederick Thiel
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)