Insider Transaction Report for Archer Aviation Inc.

Eric Lentell, Chief Legal & Strategy Officer at Archer Aviation Inc., reported the sale of 100,000 shares of Class A Common Stock in two transactions on March 26 and March 27, 2026. The shares were sold at prices of $5.36 and $5.30 respectively. These transactions were executed under a Rule 10b5-1 trading plan and were intended to offset tax liabilities and related costs from restricted stock unit settlements. Following these sales, Lentell beneficially owns 50,119 shares of Class A Common Stock, in addition to restricted stock units representing contingent rights to up to 548,955 additional shares, subject to vesting schedules.