SMH is trading at $592.04, down 1.56% on September 24, 2026, as stronger-than-expected U.S. September PMI revived inflation concerns and increased expectations for additional Federal Reserve tightening.
- The 10-year Treasury yield rose toward 5.12%, pressuring high-growth technology and semiconductor valuations.
- The decline was sector-wide: the Philadelphia Semiconductor Index fell about 1.2%, while the Nasdaq and S&P 500 also moved lower.