 Alliancebernstein L.P. reduced its stake in shares of Omega Flex, Inc. NASDAQ:OFLX by 12.9 during the 4th quarter, according to the company in its most recent 13F filing with the SEC. The firm owned 2,698 shares of the industrial products companys stock after selling 400 shares during the quarter. Alliancebernstein L.P.s holdings in Omega Flex ... 