S&P 500 plunges 4.4% as AI and semiconductor stocks lead a broad U.S. market selloff

The Nasdaq Composite fell about 3% as technology and semiconductor weakness erased recent gains. The decline was driven by concerns over AI data-center expansion, Qualcomm's weak outlook, and questions about whether Big Tech AI spending can generate adequate returns. Investors are now focused on Friday's U.S. jobs report for interest-rate clues.
AI Analysis
The article reports a broad 3% decline in the Nasdaq led by technology and semiconductor weakness, with Qualcomm's weak outlook and concerns about AI spending returns weighing on sentiment. It also highlights upcoming jobs data as a potential market catalyst, making it relevant for short-term trading.