The three major U.S. stock indices closed mixed, with the S&P 500 up 0.3%, the Dow Jones Industrial Average down 0.48%, and the Nasdaq Composite up 0.03%. Both the S&P 500 and Nasdaq set new closing highs. Oracle's stock surged 36% to a record high, surging its market capitalization by $251 billion (approximately 1.78 trillion yuan) during the day.