The Dow Jones Industrial Average closed down 470.06 points, or 1.01%, at 45,959.43 on Thursday, March 26. The S&P 500 closed down 114.77 points, or 1.74%, at 6,477.13 on Thursday, March 26. The Nasdaq Composite closed down 521.74 points, or 2.38%, at 21,408.08 on Thursday, March 26.