shares of marsh  mclennan cos mmc shed 040 to 17646 tuesday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 024 to 428385 and the dow jones industrial average djia rising 003 to 3357328 marsh  mclennan cos closed 597 below its 52week high 18243 which the company achieved on may 1st the stock underperformed when compared to some of its competitors tuesday as accenture plc cl a acn rose 118 to 30804 chubb ltd cb rose 016 to 19162 and american international group inc aig rose 313 to 5593 trading volume 12 m remained 546486 below its 50day average volume of 17 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