Tech Stocks Plunge as AI Bubble Fears Trigger Global Market Rout
Major stock indexes tumbled on Nov 5, 2025 amid AI valuations concerns and profit-taking. The Nasdaq fell about 2% and the S&P 500 around 1%, while the Dow lost ~0.5%reuters.com. Tech/AI giants plunged – e.g. Palantir –8%, Nvidia –4%, AMD –3.7%nasdaq.comreuters.com – after warnings that sky-high valuations may not hold. Wall Street heavyweights (Morgan Stanley, Goldman Sachs, JPMorgan) have warned of a coming market correctiontheguardian.comreuters.com. Asian markets led losses (Japan and South Korea down ~5% from recent highstheguardian.comreuters.com) and Europe opened lower. Safe-haven assets stirred: the CBOE VIX spiked ~10% (to ~19)nasdaq.com and Bitcoin briefly dipped under $100,000theguardian.com. The U.S.