S&P 500 tumbles 4.4% as AI stocks sell off

· Economy · United States

A brutal sell-off for AI stocks sent Wall Street reeling on Thursday, with the S&P 500 tumbling 4.4% in its worst session since April 2025. Investors exited technology shares over concerns that a Democratic Congress will impose stricter regulation on the artificial intelligence industry after the midterm elections.

Why it matters：The scale of the drop shows how sensitive the AI trade is to political risk.

Key points

  • The S&P 500 fell 4.4%.
  • It was the worst session since April 2025.
  • Concerns centre on stricter AI regulation.

Sources (original reporting)

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