shares of omnicom group inc omc inched 008 higher to 7647 tuesday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 074 to 451963 and the dow jones industrial average djia rising 056 to 3545731 omnicom group inc closed 991 short of its 52week high 8638 which the company achieved on may 10th the stock underperformed when compared to some of its competitors tuesday as publicis groupe sa adr pubgy rose 032 to 1715 and interpublic group of cos ipg rose 026 to 3826 trading volume 19 m eclipsed its 50day average volume of 14 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