The Dow Jones Industrial Average opened 349.47 points, or 0.66%, at 53,411.42 on Thursday, September 3. The S&P 500 opened 31.03 points, or 0.40%, at 7,697.71 on Thursday, September 3. The Nasdaq Composite opened 115.08 points, or 0.44%, at 26,332.91 on Thursday, September 3.