Lloyds Banking Group's shares surged as the company swung back to profit in the first half of the year. Chief executive António Horta-Osório said the sell-off of the taxpayers' stake in the bank was "now in the government's hands".Precious metals company Fresnillo edged higher as the price of gold and silver climbed.Royal Bank of Scotland advanced following reports the lender could soon announce its new Chief Executive, with its head of retail banking Ross McEwan widely expected to take the top job.In contrast, Aggreko plunged after the temporary power provider gave a cautious outlook as governments remained hesitant to commit to spending.Royal Dutch Shell slumped after the oil company reported a 57% fall in second-quarter earnings as a result of impairment charges, lower production and higher costs.RSA Insurance Group declined after the company posted an operating profit for the first half that fell short of expectations due to the impact of bad weather in Canada.FTSE 100 - RisersLloyds Banking Group (LLOY) 74.10p +8.22%Fresnillo (FRES) 1,082.00p +5.15%Royal Bank of Scotland Group (RBS) 329.30p +3.68%Randgold Resources Ltd. (RRS) 4,942.00p +3.61%Anglo American (AAL) 1,451.50p +3.09%Glencore Xstrata (GLEN) 285.30p +2.81%Rexam (REX) 505.50p +2.79%Vedanta Resources (VED) 1,194.00p +2.67%Antofagasta (ANTO) 904.00p +2.49%Wolseley (WOS) 3,203.00p +1.81%FTSE 100 - FallersAggreko (AGK) 1,663.00p -6.57%Royal Dutch Shell 'A' (RDSA) 2,121.50p -5.21%Royal Dutch Shell 'B' (RDSB) 2,203.50p -5.00%RSA Insurance Group (RSA) 123.10p -1.52%Admiral Group (ADM) 1,383.00p -1.43%Bunzl (BNZL) 1,393.00p -1.14%AstraZeneca (AZN) 3,300.00p -1.05%InterContinental Hotels Group (IHG) 1,887.00p -1.05%ITV (ITV) 167.30p -0.77%Morrison (Wm) Supermarkets (MRW) 286.90p -0.76%RD