The Dow Jones Industrial Average opened at 40,877.01 points, down 341.82 points, or 0.83%, on May 6 (Tuesday); the S&P 500 opened at 5,597.88 points, down 52.71 points, or 0.93%, on May 6 (Tuesday); the Nasdaq Composite opened at 17,635.10 points, down 209.14 points, or 1.17%, on May 6 (Tuesday).