
In a bold contrarian move, Warren Buffett's Berkshire Hathaway acquired a $1.6 billion stake in UnitedHealth Group—buying over 5 million shares—despite the insurer grappling with regulatory probes, a steep stock decline, leadership upheaval, and intense industry pressure.
The move, revealed in a 13F filing to the US Securities and Exchange Commission this week, shows Berkshire stepping into a sector clouded by investigations and falling share prices.