BigBearai is trading 5% down at $2.73 after broader risk-off pressure hit growth and technology shares on September 15, 2026. - The 10-year Treasury yield reached 5.02%, while oil climbed above $107. - Investors remained cautious ahead of the Federal Reserve’s September 16 policy announcement; AI-sector concerns and a weaker Nasdaq added pressure. - No new company-specific catalyst was identified; recent coverage cites ongoing dilution and profitability concerns, not fresh announcements.