shares of thermo fisher scientific inc tmo sank 075 to 51975 tuesday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 064 to 410990 and dow jones industrial average djia falling 101 to 3301214 this was the stocks seventh consecutive day of losses thermo fisher scientific inc closed 9131 below its 52week high 61106 which the company reached on july 29th despite its losses the stock outperformed some of its competitors tuesday as danaher corp dhr fell 086 to 22499 trading volume 806747 remained 510933 below its 50day average volume of 13 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