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On November 5, the S&P 500 fell 4.36%, its worst day since the April 2025 tariff crash, with roughly $3 trillion in value wiped off S&P 500 companies. The Nasdaq Composite dropped 5.52% to slip into a correction, and chip stocks took the hardest hit, with the Philadelphia Semiconductor Index falling about 12%, its worst day since 2020. The slide followed a rough October, when the technology sector of the S&P 500 lost 6.8%, its biggest monthly drop since March 2025, while defensive groups such as consumer staples had a record month. Growth stocks tend to feel these swings first, because their prices rest on the promise of faster sales and earnings than the rest of the market. Investors Question the Cost of AI The worry behind the selling is money.
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