Form 4 Filing for Gevo, Inc. - Insider Transaction

This filing details transactions made by Patrick R. Gruber, a director at Gevo, Inc., on May 27, 2026. Gruber acquired 70,000 shares of restricted common stock, which vest on the earlier of the next annual meeting or the first anniversary of the grant date, provided he remains in continuous service. The acquisition had a transaction price of $0.00 per share. In a separate transaction on the same day, Gruber sold 186,469 shares of common stock for an average price of $1.7598 per share. These sales were to cover tax withholding obligations upon the vesting of a restricted stock award and were executed under a 10b5-1 trading plan. The sales occurred at prices ranging from $1.74 to $1.80 per share. Additionally, Gruber holds 25,757.94 shares of common stock indirectly through a 401(k) plan. Between September 4, 2025, and May 27, 2026, there were minor adjustments in his 401(k) holdings due to plan administration.