AST SpaceMobile (ASTS) Stock After Hours Today (Dec. 15, 2025): BlueBird 6 Launch Delay, Insider-Selling Headlines, and What to Watch Before Tuesday’s Open
AST SpaceMobile shares fell 11.6% to $67.81 Monday and dropped another 3.3% after hours, last trading near $65.60. The declines followed news that the BlueBird 6 satellite launch, previously set for Dec. 15, was postponed to Dec. 21 by India’s ISRO for final integration and safety checks.