Financial Markets

People pass the New York Stock Exchange on Nov. 5, 2024, in New York.

NEW YORK — U.S. stock indexes muscled higher Thursday, led by companies delivering bigger profits. They pulled closer to their records even as stocks in the artificial-intelligence industry kept swinging on worries about how much longer their boom will last.

The S&P 500 rose 0.3% after erasing an early-morning loss and pulled closer to its all-time high set last week. The Dow Jones Industrial Average jumped 556 points, or 1.1%, while the Nasdaq composite added 0.1%.

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