Andrew Witty’s departure from the CEO position was due to “personal reasons”, the company said in a statement.

UnitedHealth Group announced that CEO Andrew Witty is stepping down due to 'personal reasons,' Stephen Hemsley will replace him.

UnitedHealth Group announced that Andrew Witty will step down as CEO due to “personal reasons.” He is being replaced by Stephen J. Hemsley, who served as the company’s CEO from 2006 to 2017.

UnitedHealth Group (NYSE:UNH) recently experienced significant developments, including the appointment of Stephen J. Hemsley as CEO after Andrew Witty's resignation, and the suspension of its 2025 earnings outlook due to accelerating care activities and higher-than-expected medical costs.

--(BUSINESS WIRE)--UnitedHealth Group (NYSE: UNH) today announced the appointment of Stephen J. Hemsley as its chief executive officer, effective immediately, following Andrew Witty’s decision ...

Shares of UnitedHealth are diving nearly 8% after the health insurer suspended its 2025 guidance and said Stephen J. Hemsley, currently chairman, would take over as chief executive, effective immediately.

Stephen Hemsley hasn’t been CEO at UnitedHealth Group in nearly a decade yet he’s never really left. Hemsley, 72, has remained chairman and a major shareholder in the health care behemoth — and now is back in the CEO