Minnesota maintained its 17 companies despite Polaris dropping out of the top 500, with a 19.3% revenue decline seeing it ...

The health insurer has suffered mounting problems and backlash since the fatal shooting of former CEO Brian Thompson.

Andrew Witty, the UnitedHealth Group chief executive who stepped down last month amid financial missteps and a plummeting stock price, is retiring from the Eden Prairie-based health care company.

Detailed price information for Unitedhealth Group Inc (UNH-N) from The Globe and Mail including charting and trades.