UnitedHealth Group is evaluating all operations, CEO Stephen Hemsley said, and exiting markets where rising medical costs threaten profits.

UnitedHealth Group's stock continued its year-long descent Tuesday after the insurer warned that escalating medical costs will continue to drag down its earnings. Why it matters: The nation's largest ...

The health insurance giant’s second-quarter profit missed expectations as it continues to face higher medical costs.

The Eden Prairie- based health care giant could also exit portions of the“ Obamacare” market where individuals use Affordable Care Act tax credits to buy coverage. A spokesman said it was too soon to ...