Form 4 Filing for AST SpaceMobile, Inc.

This Form 4 filing reports on transactions made by Shanti B. Gupta, Chief Operating Officer of AST SpaceMobile, Inc. On May 18, 2026, 66,667 shares of Class A Common Stock were acquired upon vesting of performance-based stock units (PSUs) granted on September 26, 2024. These PSUs met performance conditions, with one-third vesting immediately and the remainder vesting in tranches on May 15, 2027, and May 15, 2028, contingent on continued service. Simultaneously, 11,350 shares were disposed of to cover tax liabilities related to the PSU vesting, resulting in a net of 10,872 vested shares. Following these transactions, Gupta holds 434,022 shares directly. The reporting owner is Shanti Gupta, and the signature date was May 20, 2026.