Michael Rubacky, Tim Murphy and Thomas Degnan joined CitiStreet as...

Michael Rubacky, Tim Murphy and Thomas Degnan joined CitiStreet as vice presidents in institutional sales, said Michael Bezdek, spokesman for CitiStreet. The positions are new. Mr. Rubacky was a vice president of sales at Fidelity Investments; a call to Fidelity was not returned by press time. Mr. Murphy ran his TPC Advisors, a consulting company for plan sponsors; that firm closed. Mr. Degnan was managing director for MetLife Retirement Plans for New England and New York; MetLife spokeswoman Holly Sheffer did not return calls for comment.

Mary Lumetta was named vice president of product development for BISYS Alternative Investment Services' hedge fund services business, confirmed spokeswoman Sally Ramsdell. It is a new position. Ms. Lumetta, who is based in London, reports to Ronan Daly, president of BISYS Hedge Fund Services. She will focus on product development and strategy. Ms. Lumetta was vice president of product development for performance management software vendor Cartesis.

David Malone, executive director of the $10 billion Arkansas Teacher Retirement System, Little Rock, will leave his post at the end of the year, according to minutes of the system's Wednesday board meeting. Mr. Malone told trustees that he plans to leave for family reasons. John Fortenberry, chairman, said at the meeting that a search for a new director will begin immediately. Mr. Malone did not return calls seeking comment; calls to trustees were directed to Mr. Malone's assistant.