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 Dow Jones Industrial Average added 16 points, or less than 0.

Nvidia, Palantir and other superstar stocks that had surged in the mania surrounding artificial-intelligence technology are dragging Wall Street lower again on Wednesday. The S&P 500 dropped 1% and was on track for its worst day since the first of the month.

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 0.9% and was on track for a fourth straight loss after setting an all-time high last week.

Wall Street braced for results from retail giants as rising concerns over inflation cloud the path to an interest rate cut.

Stocks often rise the week of the Fed’s big Jackson Hole gathering. Don’t count on it this year. Why a ‘wall of money’ is unlikely to flood into stocks when the Fed cuts rates, this Goldman strategist says.

Software maker Palantir (NASDAQ: PLTR) plunged more than 9%, making it the S&P 500's weakest performer. The Dow Jones Industrial Average (DJINDICES: ^DJI) bucked the trend, edging up 10.45 points, or 0.