Zacks Investment Research lowered shares of Victrex (OTCMKTS:VTXPF – Get Rating) from a hold rating to a sell rating in a research report released on Friday morning, Zacks.com reports. According to Zacks, “Victrex Plc engages in the manufacture and marketing of polymers. The company offers products under the Victrex, Aptiv, Vicote and Victrex Pipes brands. […]