The Dow Jones Industrial Average closed down 1,152.46 points, or 2.18%, at 51,594.86 on Wednesday, July 29. The S&P 500 closed down 112.40 points, or 1.51%, at 7,316.38 on Wednesday, July 29. The Nasdaq Composite closed down 433.97 points, or 1.74%, at 24,442.94 on Wednesday, July 29.