Tudor Capital Singapore, the Asian arm of investment manager Tudor Group, is adding an equity trader to its trading desk, which launched in May. Allen Chu, portfolio manager at Citadel Investment Group in Tokyo, is joining next month for its Asian cash and equity derivatives trading book, according to an official at Tudor. "Our plan from head office is to cover more of the Asian market," said the official. Chu, who worked in private equity at Goldman Sachs in Hong Kong prior to joining Citadel, could not be reached.