UnitedHealth Group revealed additional details about the compensation package for CEO Stephen Hemsley in a filing with the Securities and Exchange Commission. | UnitedHealth Group revealed additional details about the compensation package for CEO Stephen Hemsley in a filing with the Securities and Exchange Commission.

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

Stephen Hemsley hasn’ t been CEO at UnitedHealth Group in nearly a decade yet he’ s never really left. Since that day, the company’ s stock has fallen from $610 a share to $308 on Tuesday, an unprecedented decline for the company that culminated in this week’ s CEO transition.

UnitedHealth's stock has plunged nearly 40% year-to-date as the company has battled a series of crises. Can the healthcare giant turn it around? Seeking Alpha analysts weigh in.

UnitedHealth has faced several headwinds in the recent past, ranging from a cyberattack, which had greater than initially realized impacts, to the tragic killing of its CEO, which caused the company to suffer harsh public backlash over the company's and industry practices.

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, the largest health insurer in the country, is turning back the clock in a moment of crisis. On Tuesday, the company announced that chairman Stephen Hemsley is returning as CEO, stepping back into the role he left in 2017.

Stephen Weiss, who frequently appears on CNBC, noted on the network yesterday that he was holding onto his position in UnitedHealth Group Incorporated (UNH) after UNH’s CEO, Andrew Witty, resigned, citing “personal reasons.