The Dow Jones Industrial Average closed down 441.25 points, or 0.86%, at 50,908.67 on Wednesday, September 30. The S&P 500 closed down 18.90 points, or 0.25%, at 7,651.94 on Wednesday, September 30. The Nasdaq Composite closed up 63.52 points, or 0.24%, at 26,861.06 on Wednesday, September 30.