424B3

AST SpaceMobile announced on April 29, 2022 that its Board appointed Sean Wallace as Executive Vice President and Chief Financial Officer, effective May 10, 2022, replacing retiring CFO Thomas Severson. Wallace brings over 35 years of finance and banking experience, most recently serving as CFO of publicly traded Cogent Communications, with prior senior roles at Standard Chartered and JP Morgan. Under his employment agreement, Wallace receives a $250,000 annual base salary, 700,000 restricted stock units with time-based and performance-based vesting schedules, up to $80,000 in relocation assistance, and severance protections including 75% of base salary and nine months of continued health benefits if terminated without cause.