UnitedHealth Group stock has been rallying on news that Berkshire Hathaway has invested in the business. Warren Buffett is the CEO of Berkshire Hathaway and the investment could be seen as a possible vote of confidence in UnitedHealth's business.

UnitedHealth Group ($UNH), one of the largest insurance and health care services companies in the U.S., has had a tough start to 2025, with the

Classic Buffett Investments? Last week, Warren Buffett’s Berkshire Hathaway (NYSE:BRK-A)(NYSE:BRK-B) filed its first-quarter 13-F, revealing a strategic portfolio shuffle. The filing disclosed purchases of 12 stocks,