Witty, who largely led the U.S. healthcare giant from the U.K., made big bets on Medicare enrollees that backfired.

A UnitedHealth Group Inc. investor dropped his proposed class action filed after the murder of its insurance arm’s CEO and ...

Shares of UnitedHealth Group (NYSE: UNH) plunged by more than 22% Thursday morning after the company reported underwhelming first-quarter earnings and revised its full-year outlook.

What if you'd invested in UnitedHealth Group (UNH) ten years ago ... drug business through OptumRx division, with the acquisition of Catamaran. The company has acquired a number of competing ...

The U.S. Justice Department and four states sued in November to block UnitedHealth Group’s proposed $3.3 billion acquisition of Amedisys, a Louisiana-based home health company that would further ...

UnitedHealth Group operates a top-tier health insurer ... For example, its 2015 acquisition of Catamaran greatly increased its PBM scale and helped create a more holistic view of a patient's ...

Mergers and acquisitions are exciting ... the best of expert advice - straight to your e-mail. Testimony to UnitedHealth Group's skill in integrating the companies it buys shows up on its bottom ...

UnitedHealth Group stock slides hard as DOJ opens investigation ... Last November, it sued to stop UnitedHealth’s proposed acquisition of Amedisys (AMED). Then in early December of last year ...

The U.S. Department of Justice, joined by Attorneys General from Maryland, Illinois, New Jersey, and New York, filed a civil antitrust lawsuit in the District of Maryland to block UnitedHealth Group’s ...

UnitedHealth Group’s $3.3 billion acquisition of Amedisys faces a new hurdle as the U.S. Department of Justice sued to block the merger, citing concerns over reduced competition in the home ...