Top Big Cap Negative News Movers Premarket:  Weakness in Memory and Chips following China headlines on competition - WDC MU SNDK SKHY STX DRAM CIFR: -13% Proposed Private Offering of $850.0 Million of 0.00% Convertible Senior Notes Due 2032 and Concurrent Exchange of Convertible Senior Notes Due 2030 FUN: -8% Closes 9 rides following fatal incident in Georgia  S: -8% Proposed Private Placement of $1.25 Billion of Convertible Senior Notes Due 2031 DPZ: -6.25% Earnings  BNTX: -5% Provides Update on Phase 2/3 Clinical Trial for mRNA Cancer Immunotherapy Candidate BNT113  ASTS: -4.5% Downgraded to NEUTRAL @ Piper  WFC: -3% Earnings JNJ: -2% Earnings 13-OCT-2026 09:08 AM ET