Cooperman's Omega adds AMC Networks, dumps E-Trade in Q1 AMCX;TPH;FRAC;WPX;HUM;ETFC;WMB;APC;GPOR;ENT;FB;DISH;GOOGL;GOOG;ZNGA;TIME;HRG;TRCO;NAVI;MSFT;PVH;FDC;UAL;AER;AIG