Fortnightly Magazine - June 2014 Energen signs stock purchase to sell Alagasco to The Laclede Group; Calpine agrees to sell six power plants to LS Power; Exelon agrees to buy Pepco Holdings Inc.; GE offers to acquire power and grid businesses from Alstom. Tags: EnergenAlstomKinder Morgan CalpineSNCLavalinPEPCOInvenergyThe Laclede GroupGEEl PasoLS PowerBerkshire HathawayExelonGE Energy FinancialCoBankBNP Paribas Union Bank