shares of omnicom group inc omc inched 023 higher to 7339 wednesday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 003 to 452409 and the dow jones industrial average djia falling 014 to 3531253 this was the stocks second consecutive day of gains omnicom group inc closed 1299 short of its 52week high 8638 which the company reached on may 10th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as publicis groupe sa adr pubgy rose 159 to 1669 and interpublic group of cos ipg fell 021 to 3715 trading volume 10 m remained 445415 below its 50day average volume of 15 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