Live feed12:17:59·573dINSIDERFilingvia QuantisnowDirector Castaneda Mark converted options into 8,375 shares, increasing direct ownership by 5% to 168,875 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.GRAM· Grana y Montero S.A.A.Basic IndustriesOriginal source