US Chip Stocks Face Heavy Sell-Off as Nasdaq Tumbles Over 5.5 Percent
Major United States equity indexes fell steeply following a broad sell-off across semiconductor and artificial intelligence shares, with benchmark chip indexes suffering significant single-day declines.

The Brief
Why it matters
China context
Key Takeaways
- 1The Nasdaq dropped 5.52 percent to 24315 points as major benchmark indexes posted steep single-day declines.
- 2The Philadelphia Semiconductor Index tumbled 12.25 percent, marking its largest single-day percentage decline since March 2020.
- 3Election outcomes and calls to halt data center development in Texas heightened investor concerns over future artificial intelligence policy.
Sources
- 美股芯片股遭大规模抛售 纳指重挫逾5.5% — China News Service · 11/6/2026