MARA CEO Frederick G. Thiel Withholds 40,497 Shares for Taxes

What Happened
Frederick G. Thiel, CEO of MARA Holdings (MARA), had 40,497 shares of common stock withheld to satisfy tax withholding obligations related to the vesting of restricted stock units (RSUs). The shares were valued at $11.82 each, totaling approximately $478,675. This was a tax-withholding disposition (code F), not an open-market sale.

Key Details

• Transaction date: July 30, 2026
• Price per share: $11.82; Shares withheld: 40,497; Total value: ~$478,675
• Transaction type/code: F — shares withheld to cover tax liability on vesting (not an open market sale)
• Shares owned after the transaction: not disclosed in the provided excerpt of the filing
• Filing date: August 3, 2026 — filed on the required two-business-day timetable (timely)

Context
Tax-withholding transactions are routine when equity awards vest and do not necessarily signal the insider's view of the company's prospects. For retail investors, purchases or open-market sales typically carry more interpretive weight than tax-withholding dispositions.