All three indices registered substantial declines today. The NASDAQ dropped -.91 percent, the S&P500 was off -.84 percent, and the DJIA declined -.77 percent.
The trading pattern of these two indices is todays negative close, following Fridays uptick, and two declines in a row, on Thursday and Wednesday of last week. This minus 1/ plus 1 / minus two pattern of closes happened some 60 times, but with smaller losses since 2000.
The table below summarizes these changes and presents the price changes for these indices in identical circumstances in the past.