The heaviest weight on the market was Nvidia, whose chips are powering much of the move into AI. It sank 3.5%.

The Dow Jones index dropped Thursday after surprise initial jobless claims. Walmart falls as Palantir seeks direction.

Stocks offsetting losses in the indices on Thursday included only the United Health Group and Microsoft, which were up 1.48% ...

U.S. stocks are falling again, this time after the country’s largest retailer reported profits that came up short of Wall ...

The major indexes bounced, but Palantir and many leaders still have sharp weekly losses. Walmart earnings loom.

U.S. stock indexes ended mixed on Wednesday after Nvidia, Palantir and other superstar stocks pared most of their steep losses from the morning.

The day’s action again centered around stocks caught up in the mania around artificial-intelligence technology.

U.S. stock indexes ended mixed on Wednesday after Nvidia, Palantir and other superstar stocks pared most of their steep ...