Gamco Investors INC. ET AL reduced its holdings in EnPro Industries, Inc. (NYSE:NPO – Free Report) by 6.8% in the first quarter, HoldingsChannel reports. The firm owned 861,586 shares of the industrial products company’s stock after selling 62,648 shares during the period. EnPro Industries makes up about 1.0% of Gamco Investors INC. ET AL’s investment […]