NEW YORK (AP) — Nvidia, Palantir and other superstar stocks that surged to records in the mania around artificial-intelligence technology are under pressure again on Wednesday and dragging Wall Street lower.

The S&P 500 fell 0.6% and was on track for a fourth straight loss after setting an all-time high last week. The Dow Jones Industrial Average was down 35 points, or 0.1%, as of 9:55 a.m. Eastern time, and the Nasdaq composite was down 1.4%.

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