MARA (NASDAQ) Rule 144: Trust sales reported on 03/17/2026–05/18/2026

Rhea-AI Filing Summary

Notice of Proposed Sale under Rule 144 for MARA. The excerpt lists proposed or completed transactions in Common shares tied to restricted stock vesting and compensation, with specific entries dated 01/31/2024, 02/01/2024, and multiple sales reported in 03/17/2026, 04/17/2026, and 05/18/2026. Dollar values and share counts associated with each line appear in the excerpt as provided.

Insights

Securities Counsel

Rule 144 notice lists proposed sales and recent transactions in common shares.

The excerpt records specific dates for restricted stock vesting (01/31/2024, 02/01/2024) and sale activity reported in 2026. It names a broker and a trust as parties in the entries.

Timing and exact share totals for each sale are presented line‑by‑line; cash‑flow recipient and any transfer restrictions beyond the vesting references are not stated in the excerpt.

Key Figures

Restricted stock vesting (01/31/2024): 26,431 shares Restricted stock vesting (02/01/2024): 1,074 shares Reported sale (03/17/2026): $252,495.90 +3 more

6 metrics

Restricted stock vesting (01/31/2024) 26,431 shares Compensation vesting dated <date>01/31/2024</date>

Restricted stock vesting (02/01/2024) 1,074 shares Compensation vesting dated <date>02/01/2024</date>

Reported sale (03/17/2026) $252,495.90 Sale by The Thiel Living Trust dated <date>03/17/2026</date>

Reported sale (04/17/2026) $321,258.40 Sale by The Thiel Living Trust dated <date>04/17/2026</date>

Reported sale (05/18/2026) $330,060.00 Sale by The Thiel Living Trust dated <date>05/18/2026</date>

Broker reference Fidelity Brokerage Services LLC Listed broker with address in Smithfield, RI

Key Terms

Rule 144, Restricted Stock Vesting, Selling Holder / Trust

3 terms

Rule 144 regulatory

"144: Securities To Be Sold"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Vesting financial

"Restricted Stock Vesting | Issuer | 01/31/2024"

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.

Selling Holder / Trust legal

"The Thiel Living Trust 1010 South Federal Highway Suite 2700 Hallandale Beach FL 33009"

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

Relationship to Issuer

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	391946.25	381270503	06/17/2026	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	01/31/2024	Restricted Stock Vesting	Issuer			26431	01/31/2024	Compensation
Common	02/01/2024	Restricted Stock Vesting	Issuer			1074	02/01/2024	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	03/17/2026	27505	252495.90
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

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the MARA Form 144 excerpt show about recent transactions?

It lists proposed or completed sales of Common shares with dates including 03/17/2026, 04/17/2026, and 05/18/2026. The excerpt pairs each date with numeric entries that appear to be share counts and dollar values.

Who are the parties named in the MARA excerpt?

The excerpt names Fidelity Brokerage Services LLC as a broker and The Thiel Living Trust with an address in Hallandale Beach, FL, in connection with Common share entries and reported sales on specific dates.

Are any restricted stock vesting events listed for MARA?

Yes. The excerpt records restricted stock vesting entries dated 01/31/2024 (26431) and 02/01/2024 (1074) labeled as compensation, associated with Common shares.

Does the excerpt state who receives proceeds from the reported sales?

The excerpt does not specify proceeds recipients or uses. It lists broker and trust names alongside dates and numeric values, but it does not state cash‑flow treatment or whether proceeds go to the issuer or selling holder.