U.S. indices on Monday Oct 19: Dow Jones Industrial Average closed down 35.54 points (-0.07%) at 51,966.87; S&P 500 closed up 31.35 points (+0.41%) at 7,690.79; Nasdaq Composite closed up 290.85 points (+1.11%) at 26,430.89. 19-OCT-2026 04:05 PM ET