UnitedHealth Got a Boost From Berkshire’s Buying. 2 Reasons to Wait to Follow. UnitedHealth Group, the worst-performing stock in the Dow Jones Industrial Average so far this year, got a major boost last week from billionaire investor Warren Buffett. That doesn’t mean everyone else should buy.

Warren Buffett's Berkshire Hathaway has acquired 5 million shares in UnitedHealth Group , a regulatory filing showed on Thursday, sending the health insurer's stock up 7% in extended trading.

This investment signifies Buffett's re-entry into UNH after liquidating his entire position back in 2010, indicating that he perceives significant value at

Today, we're looking at Warren Buffett's Berkshire Hathaway's (BRK-B) decision to sell Apple (AAPL) shares while adding UnitedHealth Group (UNH) shares. Editor's note: This post was updated to reflect the proper name for UnitedHealth Group.

Warren Buffett’s Berkshire Hathaway (BRK.B) sold shares in Apple (AAPL) last quarter, [while adding UnitedHealth](https:

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

UnitedHealth was a star stock late last week, when it was revealed that Warren Buffett's Berkshire Hathaway had taken a $1.6 billion stake in the company's equity. On Monday, lingering positive sentiment on UnitedHealth was boosted by that price target bump.

Shares of UnitedHealth Group surged nearly 14% on Friday after billionaire Warren Buffett's Berkshire Hathaway bought 5 million shares of the company, providing a shot in the arm for investors who think the health conglomerate will turn around under its new CEO.

On Friday, high-profile investors Michael Burry and Warren Buffett took positions in UnitedHealth Group Inc. (NYSE:UNH). Warren Buffett's fund bought little more than 5 million shares, and Burry disclosed in 13F filings that he purchased call contracts against 350,

Following an investment by Warren Buffett's Berkshire Hathaway, many eyes are on the healthcare insurer these days.