The Dow Jones Industrial Average opened down 124.52 points, or 0.24%, at 51,055.35 on Thursday, October 8. The S&P 500 opened down 24.06 points, or 0.31%, at 7,777.71 on Thursday, October 8. The Nasdaq Composite opened down 128.10 points, or 0.47%, at 27,410.59 on Thursday, October 8.