Crossmark Global Holdings Inc. lessened its position in Omnicom Group Inc. (NYSE:OMC – Free Report) by 4.3% during the fourth quarter, Holdings Channel reports. The fund owned 120,470 shares of the business services provider’s stock after selling 5,472 shares during the quarter. Crossmark Global Holdings Inc.’s holdings in Omnicom Group were worth $10,422,000 as of […]