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

The S&P 500 fell 0.6% for a third straight loss , though it remains near its all-time high set last week. The Dow Jones Industrial Average added 10 points, or less than 0.1%, and the Nasdaq composite slumped 1.5%.

Wall Street is edging lower on Tuesday following drops for Palantir and other stars that had been riding the mania surrounding artificial-intelligence technology. The S&P 500 slipped 0.4% and is on track for a third straight modest loss after setting its all-time high last week.

Nvidia last week struck a deal with the U.S. government to resume selling products in China, in exchange for giving it a 15% cut of the sales.

Nvidia is reportedly working on a new AI chip for the Chinese market, which is expected to surpass the capabilities of its current H20 model. This development is based on the company's latest Blackwell architecture,