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

The lesson: Don't count out Berkshire Hathaway. Buffett's retirement announcement. The decision, at the very end of Berkshire's annual meeting, probably surprised a lot of fans who forgot he was 94.

Buffett’s Berkshire Hathaway revealed last week that it bought a stake in the health insurer in the second quarter.

US stocks were mixed on Friday. The Dow closed higher by 35 points, or 0.08%. Meanwhile, the S&P 500 fell 0.29% and the ...

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UnitedHealth Group faces a significant stock downturn, plummeting over 50% since mid-April. Analysts express concern over ...

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

Warren Buffett is dialing back his favorite investment, selling a chunk of Apple Inc. (NASDAQ:AAPL) stock while praising CEO ...

Warren Buffett’s Berkshire Hathaway has made a significant move by purchasing over 5 million shares in UnitedHealth Group ...