MARA Holdings, Inc. (MARA)CEO sold ~$309K

~$309K

Approx. value · 28K sh @ $11.22

4.22M

Holds after · shares reported

Traded

Oct 1, 2026

Filed

Oct 2, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Jul 29, 2026Company filing · Form 8-K · Executive change, Reg FDChanged a top executive or board member, and shared information with investors“On July 29, 2026 and July 30, 2026, Barbara Humpton and Georges Antoun, respectively, notified the board of directors (the “Board”) of MARA Holdings, Inc. (the “Company”) of their decision to resign from the Board, effective as of July 31, 2026, which the Board accepted.”
2. Aug 6, 2026Company filing · Form 8-K · ResultsReported its results
3. Sep 21, 2026Company filing · Form 8-K · Material agreementSigned an important agreement
4. Oct 1, 2026 · this disclosureInsiderCEO sold ~$309K of MARA shares in the open market

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for MARA Holdings, Inc.

For MARA Holdings, Inc., OQRO holds 1 insider filing (SEC Form 4 or Form 144) and 1 fund holdings report (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its MARA page.

Other recent filings by Frederick G Thiel, Chief Executive Officer

• SEC Form 4 at MARA Holdings, Inc. (MARA)Sep 19, 2025
• SEC Form 4 at MARA Holdings, Inc. (MARA)Sep 19, 2025
• SEC Form 4 at MARA Holdings, Inc. (MARA)Aug 19, 2025
• SEC Form 4 at MARA Holdings, Inc. (MARA)Jul 19, 2025
• SEC Form 4 at MARA Holdings, Inc. (MARA)Jun 18, 2025

The full history of Frederick G Thiel, Chief Executive Officer is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at MARA Holdings, Inc.

• SEC Form 13F-HRAug 12, 2026
• SEC Form 13F-HRMay 15, 2026
• SEC Form 13F-HRFeb 17, 2026
• SEC Form 13F-HRFeb 17, 2026
• SEC Form 13F-HRNov 14, 2025
• SEC Form 13F-HRNov 14, 2025

Everything OQRO holds on this company is on its MARA page.