U.S. Department of Labor data showed that the core Consumer Price Index (CPI) rose 0.3% month-over-month in September, above the expected 0.2%; year-over-year, it increased by 2.6%, exceeding the anticipated 2.5%. The overall CPI rose 3.7% year-over-year, higher than the expected 3.6%.

Affected by this, Wall Street stocks generally fell on Wednesday, as market concerns about further interest rate hikes by the Federal Reserve intensified. The Nasdaq Composite closed down 1.9% at 26,692 points, marking its largest single-day decline since July 23; the S&P 500 closed down 1.1% at 7,718 points, its largest single-day decline since July 29; the Dow Jones Industrial Average closed down 0.1% at 51,621 points.

Among individual stocks, Oracle fell 8.8%, while AI infrastructure companies CoreWeave and Nebius declined by 15% and 10%, respectively. Dell and Hewlett Packard Enterprise fell 11.4% and 8.2%, respectively, after Barclays downgraded their ratings. The Philadelphia SE Semiconductor Index dropped 4.3%, recording its sixth consecutive day of decline, the longest losing streak since May 2025.

Meanwhile, Apple's stock price rose 0.5%, with its market capitalization exceeding $5 trillion for the first time. The CME FedWatch Tool indicates that interest rate traders now expect a 37% probability of a Fed rate hike this month, up from 22% on Tuesday.