Nasdaq leads U.S. stocks lower at the open as big tech earnings disappoint

U.S. stocks opened mostly lower on Wednesday as earnings from Microsoft MSFT, -5.15% and Alphabet GOOG, -6.27% disappointed investors, dragging on the Nasdaq. The S&P 500 SPX, +0.65% fell 33 points, or 0.9%, to 3,825. The Dow Jones Industrial Average DJIA, +1.02% rose 13 points, or less than 0.1%, to 31,849. The Nasdaq Composite COMP, -0.02% retreated 242 points, or 2.2%, to 10,956.