- UnitedHealth Group Announces Leadership Transition (unitedhealthgroup.com)
UnitedHealth Group (NYSE: UNH) today announced the appointment of Stephen J. Hemsley as its chief executive officer, effective immediately, following Andrew Witty’s decision to step down as CEO for personal reasons. Hemsley, who served as company CEO from 2006-2017, will remain chairman of the company’s Board of Directors and Witty will serve as a senior adviser to Hemsley.