Tesco weighs on U.K. stocks after earnings By: MarketWatch October 03, 2012 at 05:04 AM EDT U.K. stocks inch lower in early trade on Wednesday, with oil firms adding pressure and Tesco PLC on the decline after a lackluster earnings report. Read More >> Related Stocks: HSBC Holdings Plc ADR Lloyds Banking Group Plc ADR Royal Bank Scotland Group Plc Royal Dutch Shell Cl B ADR