Top Big Cap Negative News Movers Premarket:  FMC: -43% Provides Update to Third-Quarter Expectations and Announces Comprehensive Commercial Actions to Expedite Return to Growth MAN: -18% Earnings RKLB: -11% Provides Update on Neutron Development and Adjusts Target Launch Timing VRT: -5% PT Lowered to $280 at Mizuho  CRDO: -4% Insider Sales  P: -3% Insider Sales 15-OCT-2026 08:13 AM ET