shares of steris plc ste slipped 071 to 21207 wednesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 052 to 436569 and dow jones industrial average djia falling 030 to 3395152 this was the stocks second consecutive day of losses steris plc closed 1529 short of its 52week high 22736 which the company achieved on august 2nd the stock underperformed when compared to some of its competitors wednesday as thermo fisher scientific inc tmo fell 027 to 52595 danaher corp dhr rose 047 to 23771 and becton dickinson  co bdx rose 033 to 25731 trading volume 252522 remained 192511 below its 50day average volume of 445033 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