The US bank has appointed an equity derivatives specialist to lead its equity trading strategy in the US and appointed a new head of head of European Markets.

Citigroup has hired Stuart Kaiser to lead the firm’s US equity trading strategy, according to sources. As the new US head of equity trading strategy Kaiser will focus on the interaction between derivatives, equity markets and macroeconomics. He will assume the responsibilities of Alex Altmann, who joined Millennium Partners earlier this year. Kaiser joins from UBS where he spent the last five years - most recently as head of derivatives research in UBS’ macro strategy team. Prior t