Emerging markets asset manager Ashmore said the third quarter saw assets under management increase 4% to $33bn.The drivers of this were net inflows of $0.8bn principally into the external debt and local currency themes, and positive performance of $0.6bn, the group said.The performance was in line with forecasts by analysts at Singer Capital Markets."Trading conditions are in line with management expectations and the group remains confident of its prospects for the current year," the group said.