Gerald Beeson was named COO at hedge fund manager Citadel Investment Group. The position is new, said spokeswoman Katie Spring. He will oversee corporate functions such as treasury, finance, human resources, marketing, investor relations and corporate communications as well as the companys non-hedge fund related businesses including hedge fund-of-funds manager Citadel Alternative Asset Management; Citadel Solutions, a hedge fund administrator; and reinsurance investments. Mr. Beeson is the firms CFO and will retain those duties until Citadel names a replacement, Ms. Spring said. No timetable has been set for replacing Mr. Beeson.