BigBear.ai (BB.AI) saw its stock fall 21.4% in February 2026, with continued declines into March, driven by a revenue shortfall and delays in key defense technology contracts. The company's position in AI-driven national security infrastructure has come under pressure as investors reassess its growth trajectory.
- BB.AI stock declined 21.4% in February 2026, with further losses in March.
- Q4 2025 revenue was $58.2 million, below the $65.4 million analyst estimate.
- Two major defense AI contracts were delayed by 4–6 months due to government review cycles.
- The company reported a net loss of $18.7 million in Q4, up from $14.3 million in the prior year.
- BB.AI's exposure to national security AI infrastructure has drawn heightened scrutiny amid broader defense budget review.
- XLK (Nasdaq-100 Tech Sector) and DEF (Defense Sector ETF) saw correlated weakness, indicating sector-wide concerns.
BigBear.ai (BB.AI) experienced a sharp 21.4% decline in its stock price during February 2026, marking one of the steepest drops among defense technology firms in the month. The slide intensified into early March, with shares trading down over 12% on a month-to-date basis, signaling sustained investor concern. The drop followed the release of fourth-quarter earnings that fell short of expectations, with revenue of $58.2 million—11% below the analyst consensus forecast of $65.4 million.