Man Group leads U.K. benchmark lower By: MarketWatch September 28, 2010 at 04:56 AM EDT U.K. stocks fall across the board, with hedge-fund manager Man Group leading the decline and travel company Thomas Cook under pressure from rising costs. Read More >> Related Stocks: Barclays Plc ADR Bhp Billiton Ltd ADR HSBC Holdings Plc ADR Lloyds Banking Group Plc ADR Rio Tinto Plc ADR Royal Dutch Shell Plc ADR