424B3

AST SpaceMobile filed a prospectus supplement updating its securities registration to incorporate a January 2022 Form 8-K, with Class A common stock trading at $6.06 and warrants at $2.24 on the filing date. The company confirmed its launch service provider has locked in a Summer 2022 launch window for its BlueWalker 3 test satellite after paying a rebooking fee in November 2021 to delay from the original schedule. The filing covers the offering of 28.75 million shares of Class A common stock, 6.1 million private placement warrants, and up to 17.6 million shares underlying public and private warrants by selling stockholders.