shares of steris plc ste slid 195 to 22555 monday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 015 to 458896 and the dow jones industrial average djia rising 028 to 3555953 steris plc closed 861 short of its 52week high 23416 which the company achieved on july 27th the stock demonstrated a mixed performance when compared to some of its competitors monday as thermo fisher scientific inc tmo fell 235 to 54866 danaher corp dhr fell 193 to 25506 and becton dickinson  co bdx fell 061 to 27862 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