US stocks tumbled on Friday as disappointing results from Intel and Amazon reignited concerns over rising artificial intelligence spending and uncertain returns. The Nasdaq recorded its biggest single-day percentage decline since June 5. Technology stocks led losses, while the S&P 500 and Nasdaq also ended October in negative territory.
US stocks today: Dow Jones crashes 500 pts, Nasdaq over 2.5% as AI cash burn fears spark tech selloff
view original post