The Dow Jones climbed to a fresh record high on Wednesday and software stocks surged, but a punishing semiconductor selloff dragged the Nasdaq 100 lower, leaving Wall Street sharply split down the middle as the AI trade fractured.
The S&P 500 gained 0.3% near 7,518, while the Dow Jones Industrial Average advanced about 332 points, or 0.6%, to a record above 52,700.