shares of cooper cos coo shed 253 to 27637 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 171 to 378993 and dow jones industrial average djia falling 170 to 3018378 this was the stocks seventh consecutive day of losses cooper cos closed 16785 short of its 52week high 44422 which the company achieved on september 23rd the stock demonstrated a mixed performance when compared to some of its competitors wednesday as johnson  johnson jnj fell 102 to 16328 novartis ag adr nvs fell 256 to 7754 and boston scientific corp bsx fell 166 to 3976 trading volume 202900 remained 85017 below its 50day average volume of 287917 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