UnitedHealth Group (UHG) said last year’s breach of its tech subsidiary Change Healthcare affected 190 million people - ...

UnitedHealth Group (UNH) stock ends a turbulent year with a quarterly revenue miss amid regulatory challenges and public scrutiny. Read more here.

UnitedHealth Group is a diversified health care company ... and Optum Rx, which offers pharmacy benefits management and other pharmacy services. Founded in 1974, UnitedHealth has grown rapidly ...