The Nasdaq Composite Index opened down 356.43 points, or 1.40%, at 25,109.76 on Thursday, November 12. The S&P 500 Index opened down 50.23 points, or 0.66%, at 7,569.11 on Thursday, November 12. The Dow Jones Industrial Average opened up 34.16 points, or 0.07%, at 52,520.65 on Thursday, November 12.