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Insider selling
Frederick G Thiel sold $300K of MARA Holdings, Inc. (MARA) stock
Frederick G Thiel, Chief Executive Officer of MARA Holdings, Inc. (MARA), sold 27,505 shares of MARA stock worth $300K, per an SEC Form 4 filed Jul 20, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Jul 17, 2026, 3 days before it was made public.
MARA has moved +24.2% since the trade date, from $10.69 to $13.28 (Sep 21, 2026 close).
- Traded
- Jul 17, 2026
- Disclosed
- Jul 20, 2026
- Filing delay
- 3 days
- Price since
- +24.2%
- Role
- Chief Executive Officer
- Source
- SEC Form 4
More MARA insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.