MARA: Mara Holdings Inc insider trading, 5% holders and institutional ownership
From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.
Insider trading
0 open-market buys totaling - and 2 sales totaling $435K in the last 180 days.
Insider sales
| Trade date | Insider | Role | Value | 10b5-1 plan |
|---|---|---|---|---|
| 2026-10-19 | Khan Salman Hassan | CFO | $126K | yes |
| 2026-10-01 | Thiel Frederick G | CEO | $309K | yes |
Institutional ownership (Q2 2026)
416 institutions reported holding $3.88B of Mara Holdings Inc on Form 13F (387 the quarter before). 84 opened a new position and 58 sold out. Shares held by institutions: +14%.
| Largest holders | Shares | Value |
|---|---|---|
| BlackRock, Inc. | 64,095,643 | $890.29M |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 27,399,926 | $380.58M |
| VANGUARD CAPITAL MANAGEMENT LLC | 16,544,675 | $229.81M |
| STATE STREET CORP | 15,901,746 | $220.88M |
| GEODE CAPITAL MANAGEMENT, LLC | 10,872,917 | $188.02M |
| D. E. Shaw & Co., Inc. | 10,376,069 | $144.12M |
| Marex Group Ltd | 7,953,008 | $110.47M |
| MORGAN STANLEY | 6,766,861 | $93.99M |
| BANK OF AMERICA CORP /DE/ | 6,100,582 | $84.74M |
| UBS Group AG | 5,579,055 | $77.49M |
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