UnitedHealth Group has attracted major contrarian investors like Buffett, Burry, and Simons. Click here to read why UNH stock is a Buy.

Berkshire’s Big Bet on UnitedHealth Berkshire Hathaway’s (NYSE:BRK-A)(NYSE:BRK-B) release yesterday of its latest 13F filing sent ripples through the market as it revealed a new 5 million share stake in UnitedHealth Group (NYSE:UNH) worth approximately $1.

Most readers would already be aware that UnitedHealth Group's (NYSE:UNH) stock increased significantly by 22% over

Year to date, the stock has fallen by nearly 45%, which is by no means normal for the healthcare stock. In fact, this is the worst it has performed since the Great Recession, when it tumbled by more than 54% in 2008.

Shares of UnitedHealth Group opened at their lowest point since early 2020 as the health insurance giant's second-quarter profit came in worse than analysts had forecast.

UnitedHealth Group (NYSE: UNH) is a top health care stock with recent turbulence in earnings guidance, rising costs, and hedge fund activity.

UnitedHealth Group Inc. (NYSE:UNH) shares climbed Friday after high-profile investors Michael Burry and Warren Buffett took positions in the insurance giant, offering some relief to a stock that has tumbled about 41% year-to-date.

UnitedHealth Group (UNH) shares soared 12% on August 15, 2025, after Warren Buffett’s Berkshire Hathaway revealed a $1.6 billion stake of over 5 million shares. The surge marks the stock’s biggest jump in five years,