 BT Group PLC LSE:BT.A shares perked up on Monday amid reports that French billionaire Patrick Drahi wants to up his shareholding in the former UK monopoly. Drahi, who owns Frances Altice, currently owns a 12.1 stake in BT, which he bought this summer, making him the FTSE 100 companys largest shareholder above Deutsche Telekom, which owns 12.06. 