shares of mckesson corp mck inched 060 higher to 32258 tuesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 034 to 439745 and dow jones industrial average djia falling 026 to 3422036 mckesson corp closed 678 short of its 52week high 32936 which the company achieved on april 11th the stock demonstrated a mixed performance when compared to some of its competitors tuesday as cerner corp cern rose 027 to 9335 amerisourcebergen corp abc fell 002 to 16262 and cardinal health inc cah rose 313 to 6330 trading volume 11 m remained 175846 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