On Thursday, Eastern Time, the three major U.S. stock indexes closed mixed, with the S&P 500 Index and the Dow Jones Industrial Average hitting record closing highs. The more tech-weighted Nasdaq underperformed as Oracle's earnings report cast doubts on investors' artificial intelligence (AI) investing prospects. As of the close, the Dow rose 646.26 points, or 1.34%, to 48,704.01 points; The Nasdaq fell 60.30 points, or 0.25%, to 23,593.86 points; The S&P 500 rose 14.31 points, or 0.21%, to 6,900.99 points.Most large technology stocks fell. Google A closed down 2.43%, Nvidia fell 1.55%, Tesla fell 1.01%, Amazon fell 0.65%, Apple fell 0.27%, Meta rose 0.4%, and Microsoft rose 1.03%.Oracle's stock price plummeted 10.8%. The company's quarterly performance guidance fell short of analy