Wittenberg Investment Management Inc. lowered its position in Shaw Communications Inc. (NYSE:SJR – Get Rating) (TSE:SJR.B) by 3.8% in the 4th quarter, according to its most recent 13F filing with the SEC. The institutional investor owned 47,952 shares of the company’s stock after selling 1,900 shares during the period. Wittenberg Investment Management Inc.’s holdings in […]