Palantir drops sharply as valuation concerns drive AI selloff

Artificial intelligence stocks, including Palantir Technologies Inc (NYSE:PLTR), Nvidia Corp (NASDAQ:NVDA, ETR:NVD) and Advanced Micro Devices Inc (NASDAQ:AMD, ETR:AMD), traded lower on Wednesday amid a broader tech-sector selloff, highlighting growing investor caution after an extended run-up in valuations. Palantir led the declines, tumbling 7.5% in early trading after a 9% drop on Tuesday, to trade hands at about $145.