Frederick G Thiel sold $187K of MARA stock

Frederick G Thiel, Chief Executive Officer of MARA Holdings, Inc. (MARA), sold 27,505 shares of MARA stock worth $187K, per an SEC Form 4 filed Nov 4, 2026.

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

The trade happened on Oct 30, 2026, 5 days before it was made public.

MARA has moved -6.2% since the trade date, from $6.77 to $6.35 (Nov 6, 2026 close).