BigBear.ai (BBAI) Stock: News, Catalysts, Forecasts, and Risks to Watch Before the Market Opens (Dec. 15, 2025)
BigBear.ai Holdings, Inc. (NYSE: BBAI) heads into the Monday, December 15, 2025 U.S. session with two narratives tugging the stock in opposite directions: a defense-focused AI growth story (including a high-profile generative AI acquisition) and investor concerns around contract timing,