Top Big Cap Negative News Movers Premarket:  Security names lower off FTNT Earnings - OKTA PANW CRWD  FTNT: -26% Earnings  IOVA: -25% Updated IOV-LUN-202 Results SFM: -24% Earnings NOW: -18% Earnings MRVL: -12% Marvell in Advanced Talks to Acquire Lumentum CAT: -12% Earnings CTSH: -11% Earnings GOOGL: -11% Earnings TENB: -10% Earnings MBLY: -10% Earnings STRL: -8% Earnings FORM: -7.5% Earnings UMC: -6% Earnings HOG: -5% Earnings BFLY: -5% Earnings - Mixed Shelf Filed  CRH: -5% Earnings EDU: -4.5% Earnings BAND: -4% Earnings AMRZ: -4% Earnings HSY: -3.5% Earnings 29-OCT-2026 09:13 AM ET