Buffett, through Berkshire, bought more than 5 million shares of the managed care company, worth an estimated $1.6 billion.

UnitedHealth Group stock has been rallying on news that Berkshire Hathaway has invested in the business. Warren Buffett is ...

UnitedHealth Group ($UNH), one of the largest insurance and health care services companies in the U.S., has had a tough start ...

Berkshire Hathaway’s $1 billion homebuilding investment indicates Warren Buffett’s confidence in a future U.S. housing market ...

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In this video, I will go over the second-quarter activities of 12 super investors -- which stocks they bought and which they sold. I'll be talking about Warren Buffett, Bill Ackman, Chuck Akre, Howard ...

Buffett just invested $3.9 billion in 12 stocks, including three brand-new positions. Several of his purchases look like good ...

Warren Buffett sells $4 billion of Apple, praises Tim Cook and amasses record cash hoard at Berkshire Hathaway.