Insider Transaction (Form 4)

Chief Technology Officer Yao Huiwen sold 55,000 shares of AST SpaceMobile Class A Common Stock on May 16, 2025, at an average price of $26.82 per share, reducing his direct ownership to zero shares. The transaction was executed through multiple sales ranging from $26.82 to $26.86 per share, while Huiwen retains beneficial ownership of approximately 662,434 shares through AST LLC Incentive Equity Options that are exercisable through 2029 and 2030.