Five leading equities research names have been added to the dozens of departures from Schroders since its takeover by Citigroup's Salomon Smith Barney was announced in January.

It is understood that rival banks are circling the combined group and poaching disillusioned bankers, particularly on the broking side where there is the greatest amount of overlap. The departures come despite Salomon setting aside $250m in bonuses to persuade staff to stay on.