US PRE-MARKET MOVERS: WDC/STX, NKE, ON/SYNA, VYLR, TWLO, MRNA, AMZN

ES +0.5% NQ +0.7% RTY +0.7% WDC -8.5% STX -12%: Toshiba to double AI data center HDD capacity by FY27 NKE -10%: Rev. light & sees FY sales decline w/ weakness in Greater China, sportswear & Jordan Brand; restructuring plans & further layoffs added to concerns ON +7.5% agreed to acquire SYNA +6% for $123/shr in cash; ON expects immediate accretion to adj. EPS; SYNA closed Thurs. at $106.15/shr VYLR +3%: Will join SPX on Oct. 1st TWLO +1.6%: Will join SPX on Oct. 6th MRNA +1%: Will join NDX BMO on Oct. 9th AMZN +0.6%: Seeks to offload & leaseback c. $8bln of NVDA Grace Blackwell chips