A split on Wall Street is widening on Thursday, as the U.S. stock market's frenzy around artificial-intelligence technology ...

The Iowa Republican’s letter to the company cites findings from a series of Wall Street Journal articles.

The health insurance giant has called a new report from WSJ “misinformation,” but investors may not be so sure. Shares were ...

Eden Prairie-based health care giant says it’s not aware of the launch of any new Justice Department activity as reported by ...

D: Noon on Feb. 21The Department of Justice is probing UnitedHealth Group's billing practices in Medicare Advantage, ...

The selloff came as more than $2.7 trillion worth of options expired, an event which typically spurs heightened volatility.

UnitedHealth Group Inc. (NYSE: UNH) shares are trading lower Tuesday after the Wall Street Journal reported that Senator ...

The probe is analyzing the company’s practice of frequently logging diagnoses that trigger larger payments to its Medicare ...

A top Republican in the U.S. Senate is questioning Medicare Advantage billing practices at UnitedHealth Group following a critical report last year from a federal watchdog agency and a Wall Street ...

Wall Street is pulling further from its record after reports on Friday showed worries about President Donald Trump’s policies ...