shares of mckesson corp mck slipped 120 to 40877 wednesday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 074 to 447216 and the dow jones industrial average djia rising 025 to 3434743 this was the stocks seventh consecutive day of losses mckesson corp closed 2098 below its 52week high 42975 which the company reached on june 30th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as amazoncom inc amzn rose 157 to 13080 unitedhealth group inc unh fell 242 to 45170 and cvs health corp cvs fell 112 to 7047 trading volume 868531 remained 32435 below its 50day average volume of 900966 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