shares of marsh  mclennan cos mmc rose 351 to 15530 tuesday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 214 to 426245 and the dow jones industrial average djia rising 182 to 3354434 this was the stocks second consecutive day of gains marsh  mclennan cos closed 1982 short of its 52week high 17512 which the company achieved on december 28th the stock outperformed some of its competitors tuesday as prudential plc pukpf fell 539 to 1292 trading volume 21 m remained 185652 below its 50day average volume of 23 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