shares of intuitive surgical inc isrg slumped 067 to 20230 tuesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 041 to 390819 and dow jones industrial average djia falling 055 to 3114530 this was the stocks second consecutive day of losses intuitive surgical inc closed 16739 below its 52week high 36969 which the company achieved on november 5th the stock demonstrated a mixed performance when compared to some of its competitors tuesday as medtronic plc mdt fell 115 to 8620 stryker corp syk fell 051 to 20273 and becton dickinson  co bdx fell 030 to 25207 trading volume 14 m remained 477739 below its 50day average volume of 19 m 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