Berkshire purchases often boost stocks. Shares of the steel maker traded as high as $151.32 on Friday, but closed at $145.48, ...

Warren Buffett's Berkshire Hathaway disclosed major new investments in steel producer Nucor ($857M) and healthcare giant ...

Berkshire Hathaway revealed four new investments Thursday in steelmaker Nucor, insurer UnitedHealth and two of the nation’s ...

Warren Buffett has added new positions in Nucor NUE and UnitedHealth Group UNH, while shedding more shares of Apple AAPL and ...

Berkshire Hathaway revealed four new investments Thursday in steelmaker Nucor, insurer UnitedHealth and two of the nation’s ...

Warren Buffett, CEO of Berkshire Hathaway, disclosed his second-quarter 13F filing, revealing some sweeping changes to his stock portfolio.

Warren Buffett's Berkshire Hathaway (NYSE: BRK.A) has disclosed a substantial new investment in valued at exactly ...

UnitedHealth (UNH) stock climbed 6.7% in Thursday afternoon trading after Warren Buffett's Berkshire Hathaway (BRK.B) (BRK.A) ...

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

Berkshire Hathaway has built up sizable investments in a handful of companies, according to a filing released on Thursday.

In May, a 13F filing revealed that Berkshire Hathaway was buying mystery stocks. Now, at last, we know what they are.

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