MARA CEO Frederick G. Thiel Sells 27,505 Shares

What Happened
Frederick G. Thiel, CEO of MARA Holdings, sold 27,505 shares on April 17, 2026 in an open-market transaction at $11.68 per share for proceeds of approximately $321,258. This was a sale (not a purchase), which insiders often execute for routine reasons.

Key Details

• Transaction date and price: April 17, 2026 — 27,505 shares sold at $11.68 per share.
• Total value: ~ $321,258.
• Filing date: Form 4 filed April 21, 2026 (appears timely relative to the transaction).
• Footnote: The sale was effected pursuant to a Rule 10b5-1 trading plan adopted by Thiel on May 28, 2025.
• Shares owned after transaction: Not specified in the provided summary of the filing.

Context
A 10b5-1 plan lets insiders sell shares according to a pre-established schedule and is commonly used to avoid timing questions; it typically indicates the trade was planned in advance rather than a discretionary, market-timed sale. Sales are less informative about future company prospects than purchases; this single planned sale does not by itself indicate management sentiment.