shares of thermo fisher scientific inc tmo shed 043 to 54840 wednesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 016 to 399105 and dow jones industrial average djia falling 026 to 3304509 this was the stocks second consecutive day of losses thermo fisher scientific inc closed 6996 below its 52week high 61836 which the company achieved on april 8th the stock underperformed when compared to some of its competitors wednesday as danaher corp dhr fell 027 to 25011 trading volume 17 m eclipsed its 50day average volume of 15 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