Stephen J. Hemsley returned as CEO after Andrew Witty's surprising decision to leave the insurance giant. UnitedHealth's ...

Stephen Hemsley ran UnitedHealth Group for more than a decade. It's a different company after four years with Andrew Witty in ...

Former CEO and current chairman Stephen Hemsley is stepping back into the top job following the abrupt resignation of Andrew Witty, UnitedHealth said.

UnitedHealth Group announced a new chief executive officer on Tuesday, after a tumultuous year that saw the CEO of its ...

Andrew Witty has resigned as chief executive of US health conglomerate UnitedHealth Group, as the company pulled its ...

The UnitedHealth CEO abruptly stepped down on Tuesday, six months after the CEO of UnitedHealth's subsidiary UnitedHealthcare, Brian Thompson, was murdered.

Andrew Witty is stepping down as UnitedHeath Group CEO for personal reasons, the company said Tuesday. He will be replaced by ...

Stephen J. Hemsley was named the new CEO with immediate effect after Andrew Witty resigned as CEO for “personal reasons.” The ...

CEO of UnitedHealth Group, Andrew Witty, resigned on Tuesday, citing "personal reasons." File Photo by Annabelle Gordon/UPI.

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

Leadership changes within insurance giant UnitedHealth Group (NYSE: UHG) and its subsidiary Optum have rattled the company from the inside out, with UHG ...