shares of cooper cos coo slid 101 to 37371 friday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 021 to 413764 and dow jones industrial average djia falling 042 to 3388647 the stocks fall snapped a threeday winning streak cooper cos closed 4756 below its 52week high 42127 which the company achieved on april 21st the stock underperformed when compared to some of its competitors friday as johnson  johnson jnj fell 016 to 16584 trading volume 190525 remained 120292 below its 50day average volume of 310817 editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use