shares of cooper cos coo slumped 043 to 39815 wednesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 097 to 453276 and dow jones industrial average djia falling 096 to 3502865 this was the stocks fifth consecutive day of losses cooper cos closed 6544 below its 52week high 46359 which the company achieved on september 3rd the stock demonstrated a mixed performance when compared to some of its competitors wednesday as johnson  johnson jnj fell 031 to 16658 novartis ag adr nvs fell 077 to 8885 and boston scientific corp bsx fell 038 to 4405 trading volume 597533 eclipsed its 50day average volume of 344751 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