HSBC promotes Asia Pacific prime finance trading boss -sources

HSBC has promoted Christophe Oleron to the role of Global Head of Trading for index arbitrage, Delta One and stock borrowing & lending, two sources said on Thursday.Oleron, who formerly served as head of prime finance trading for the Asia Pacific region, was one of a number of senior Hong Kong-based employees rumoured to be quitting HSBC last month, following news that global equities boss Hossein Zaimi was leaving the bank, a third source said.Oleron will remain in Hong Kong and report to L