424B7

AST SpaceMobile acquired EllioSat Ltd. from CCUR Holdings for $64.5 million in stock and cash consideration, with the company paying the initial $26 million installment via 581,395 shares of Class A Common Stock on September 25, 2025, to obtain S-Band satellite spectrum rights globally. The acquisition is expected to enhance AST's network capacity by approximately 60 MHz of mid-band satellite spectrum, supporting the company's development of its cellular broadband satellite service, with the remaining consideration payable over three years plus contingent payments tied to the successful launch and operation of an L/S satellite.