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

The investment comes as UnitedHealth faces soaring medical costs, federal investigations, the fallout of the killing of a top ...

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

Warren Buffett's Berkshire Hathaway disclosed on Thursday a new investment in UnitedHealth Group after the insurer became a ...

Berkshire Hathaway takes new stakes in UnitedHealth, Nucor. Intel spikes on speculation US considers taking stake in chip ...

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 increased its holdings in UnitedHealth Group stock, and also added positions in D.R.

Berkshire Hathaway just disclosed that it dumped $1.6 billion into a sinking ship, and Wall Street instantly paid attention.

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

Nucor's mills also make extensive use of scrap metal as an input, while blast furnaces primarily use iron ore. To help control the costs there, the steelmaker has a large and diversified scrap ...