It may well have lost loads of dosh for the past three quarters, but Morgan Stanley is still waving its cheque book around as it seeks to build up its trading businesses. First up is Jack DiMaio, who is joining the firm as its global head of interest rate, credit and currency trading. Further down the pecking order, the bank is believed to have lured Stuart Sopp from Citi Singapore to take up a senior spot-trading role in its Hong Kong office.