shares of becton dickinson  co bdx shed 143 to 26075 monday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 214 to 413799 and dow jones industrial average djia falling 191 to 3306361 becton dickinson  co closed 1654 below its 52week high 27729 which the company reached on april 8th despite its losses the stock outperformed some of its competitors monday as thermo fisher scientific inc tmo fell 211 to 57611 intuitive surgical inc isrg fell 278 to 21854 and baxter international inc bax fell 258 to 5967true trading volume 760737 remained 203409 below its 50day average volume of 964146 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