previous close

Up periods are characterized by the close being higher than the previous close:

Profitable Gap for Specialist In both cases, the gaps between the opening price and the previous close could have proven very profitable for the specialist, at the expense of other investors.

In Europe, where news agencies carried Mr. Baker's comments in terse bulletin form, dealers reacted by selling the dollar down to 1.7920 West German marks from the previous close of 1.8085.

Leuthold Weeden, an investment advisory firm in Minneapolis, says the index has moved 3 percent or more from the previous close on less than one-half of 1 percent of all the trading days in the Nasdaq's 29-year history.