shares of mckesson corp mck inched 079 higher to 20178 monday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 069 to 436119 and dow jones industrial average djia falling 072 to 3449606 this was the stocks third consecutive day of gains mckesson corp closed 822 below its 52week high 21000 which the company achieved on august 5th the stock demonstrated a mixed performance when compared to some of its competitors monday as cerner corp cern fell 068 to 7059 amerisourcebergen corp abc rose 254 to 12240 and cardinal health inc cah rose 002 to 4872 trading volume 427551 remained 398480 below its 50day average volume of 826031 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