The company has said in regulatory filings that investigations, audits and reviews by a dozen different government agencies ...

Few stocks have been as resilient as UnitedHealth Group ( UNH 8.14%). The company operates the largest health insurance business in the U.S. It runs the second biggest pharmacy benefits manager (PBM).

Health insurers continue to use algorithms to predict how long patients need intense care — and thus how much care is covered ...

UnitedHealth's challenges are manageable, leadership changes boost confidence, and long-term growth shows promise with 15% ...

Shares of UnitedHealth Group ( UNH 3.45%) are plummeting this week. The company's stock is down 27.4% as of 12:29 p.m. ET. The collapse comes as the S&P 500 ( ^GSPC 0.27%) gained 4.7% and the ...

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