The Oracle of Omaha just took a $1.6 billion stake in the battered healthcare giant, sending shares soaring 9% after hours.

Warren Buffett's Berkshire Hathaway has acquired 5 million shares in UnitedHealth Group , a regulatory filing showed on ...

Shares of UnitedHealth Group are surging before the market open Friday as Warren Buffett’s Berkshire Hathaway disclosed that ...

Berkshire Hathaway's $1.6 billion stake in UnitedHealth Group is helping to lift the Dow Jones Industrial Average to a new ...

UnitedHealth shares surged Friday after Warren Buffett’s Berkshire Hathaway revealed a stake in the embattled healthcare ...

The company may be under criminal investigation for alleged irregularities in its Medicare business—but it's been touched by ...

The conglomerate sold Apple shares during the second quarter, though the iPhone maker remains Berkshire’s largest ...

America’s largest health insurance company had fallen nearly 63% from a 52-week high of $630.73 before Friday’s surge ...

At Berkshire Hathaway’s annual meeting earlier this year, Warren Buffett showed just how much of a fan he is of Apple’s CEO, Tim Cook. “Tim Cook has made Berkshire a lot more than I have made ...

While the "vote of confidence" from Buffett's investment validates the long-term value of UnitedHealth shares, the ...

Berkshire also revealed it has bought the common stocks of security products provider Allegion ( ALLE-N ), home builder DR ...

Warren Buffett's Berkshire Hathaway increased its holdings in UnitedHealth Group stock, and also added positions in D.R.