[Mixed Opening for U.S. Stocks, Oracle Plunges 14% Dragging Down AI Stocks] U.S. stocks opened with mixed performance: the Dow Jones rose 0.05%, the S&P 500 fell 0.37%, and the Nasdaq dropped 0.6%. Oracle's earnings and guidance fell short of expectations, causing its stock to plunge 14%, dragging down AI stocks. NVIDIA fell 2%, Intel dropped 1.9%, and Micron Technology declined 0.95%.