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Trading

Nvidia Swallows $441 Billion in a Day — and Breaks the S&P 500's Barometer

The headline index is hitting highs on days when most U.S. stocks sink, driven entirely by unprecedented concentration at the top. If the artificial intelligence narrative stumbles, the market has virtually no cushion.

Read full storyAug 29, 2026 · 2:16 PM
Nvidia Swallows $441 Billion in a Day — and Breaks the S&P 500's Barometer

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