Flputnam Investment Management Co. raised its position in The Interpublic Group of Companies, Inc. (NYSE:IPG – Free Report) by 73.8% in the 4th quarter, HoldingsChannel reports. The institutional investor owned 30,254 shares of the business services provider’s stock after purchasing an additional 12,845 shares during the period. Flputnam Investment Management Co.’s holdings in Interpublic Group […]