Editor's Note: Related tickers: Wal-Mart Stores, Inc. (NYSE: WMT ), Tesco Corporation (USA) (NASDAQ: TESO ), Royal Bank of Scotland Group plc (ADR) (NYSE: RBS ), Rio Tinto plc (NYSE: RIO ), Old Mutual plc (LON:OML), Lloyds Banking Group PLC (LON:LLOY), Rexam PLC (LON:REX), Hays plc (LON:HAS), BHP Billiton plc (LON:BLT), J Sainsbury plc (LON:SBRY) Old Mutual plc (LON:OML)'s funds benefit from equity market boom (Reuters) Anglo-South African insurer Old Mutual plc (LON:OML) on Thursday reported growth in funds under management for the first quarter that outpaced market forecasts, supported by buoyant financial markets.