US Stock Market | Wall Street ends lower as tech rally stalls, AI fervor wanes after Nvidia results

U.S. stocks declined sharply on Thursday, with the tech-heavy Nasdaq leading the losses after Nvidia's earnings failed to impress investors. While the Dow held steady, the Philadelphia SE Semiconductor index's drop threatened a record winning streak for the SOX. Investors are grappling with AI's potential disruption and costs, impacting technology shares.