UnitedHealth Shares Drop After Berkshire Sells Entire Stake

Shares of UnitedHealth Group fell sharply on Monday after Berkshire Hathaway disclosed it had sold its entire stake in the healthcare conglomerate. The move was part of a broader portfolio reshuffling by Berkshire under its new chief executive, Greg Abel.

Berkshire Hathaway revealed in a regulatory filing on Friday that it had exited its position in UnitedHealth, a holding of approximately 5 million shares. The investment firm had first purchased those shares in August of last year, a move that had boosted UnitedHealth's stock price at the time as investors anticipated a corporate turnaround. The complete divestment comes less than twelve months after the initial investment.

The news prompted a significant sell-off, with UnitedHealth's stock declining in premarket and early trading. Analysts noted that investment moves by Berkshire, a firm closely watched by the market, often influence stock prices regardless of whether the legendary investor Warren Buffett, whom Abel succeeded on January 1, was directly involved.

Bill Stone, chief investment officer at Glenview Trust Company, suggested the strong performance of UnitedHealth's stock this year, which is up about 20 percent after a...