JPMorgan Cazenove has trimmed its target price for savings and investment group Old Mutual from 228p to 223p. after adjusting for currency movements. However, the bank maintained its 'overweight' rating on the stock, highlighting attractive and improving returns from its emerging market life business.Barclays is the top pick in the UK banking sector, according to Nomura, which retained its 'buy' rating for the stock on Tuesday morning.The broker also kept a positive stance on Standard Chartered, but downgraded its rating for HSBC and reiterated its negative position on RBS. Lloyds, meanwhile, looks fairly valued, it said.UBS has slashed target prices across the mining sector after downgrading its gold and silver price forecasts for 2014 and 2015. The bank said it now sees few positive catalysts for precious metal prices over the medium term, with the Federal Reserve expected to start tapering quantitative easing in January. Gold is losing its safe-haven demand and physical buying has its limits, it added.UBS cut its targets for the following stocks: Antofagasta, Aquarius Platinum, Fresnillo, Hochschild Mining, Kazakhmys, Lonmin and Rio Tinto.