shares of mckesson corp mck rose 203 to 38979 wednesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 250 to 375969 and dow jones industrial average djia falling 155 to 3214776 the stocks rise snapped a twoday losing streak mckesson corp closed 621 below its 52week high 39600 which the company reached on october 28th 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