Eden Prairie-based health care giant did not comment on the decision by the former CEO, who stepped down from the top job ...

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.

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