Frederick G Thiel sold $315K of MARA stock

Frederick G Thiel, Chief Executive Officer of MARA Holdings, Inc. (MARA), sold 27,505 shares of MARA stock worth $315K, per an SEC Form 4 filed Sep 18, 2026.

The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.

The trade happened on Sep 17, 2026, 1 day before it was made public.

MARA has moved -43.0% since the trade date, from $11.64 to $6.64 (Nov 9, 2026 close).