Jack L. Rivkin joined liquid alternative investment manager Altegris as chief investment officer, replacing Allen Cheng, who will remain a portfolio manager, spokeswoman Dana Taormina said in an e-mail.
Mr. Cheng will remain a member of Altegris' investment committee.
Mr. Rivkin was a consultant for private equity firm Aquiline Capital Partners and worked on Altegris' acquisition by Aquiline and private equity firm Genstar Capital Management, which was completed in September.
As of Sept. 30, Altegris had $2.68 billion in client assets including about $1.6 billion in mutual funds, and provided clearing services for $671 million in institutional assets.
