shares of steris plc ste shed 245 to 18501 tuesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 200 to 399734 and dow jones industrial average djia falling 206 to 3312959 this was the stocks third consecutive day of losses steris plc closed 7092 short of its 52week high 25593 which the company achieved on april 20th the stock underperformed when compared to some of its competitors tuesday as thermo fisher scientific inc tmo fell 160 to 55077 danaher corp dhr fell 215 to 25079 and becton dickinson  co bdx fell 205 to 23950 trading volume 609245 eclipsed its 50day average volume of 548873 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