Shares of UnitedHealth Group surged more than 13% on Friday after billionaire Warren Buffett's Berkshire Hathaway bought 5 million shares of the company.

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

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 are surging before the market open Friday as Warren Buffett's Berkshire Hathaway disclosed that it recently purchased shares of the beleaguered insurer.

UnitedHealth Group completed its $3.3 billion purchase of Baton Rouge-based Amedisys Thursday morning, more than two years after plans to join the nation's two largest home health and hospice care companies were first announced.

Previously, in June 2025, UnitedHealth Group Incorporated (NYSE:UNH) raised its quarterly dividend rate by 5% to $2.21. During the second quarter of 2025, UnitedHealth Group Incorporated (NYSE:UNH) returned $4.5 billion to shareholders in the form of dividends and share repurchases.

Had you invested $1,000 into UnitedHealth Group stock three years ago (using Aug. 18, 2022, as the starting point), your investment would only be worth just over $572 today, or $585 when including dividends. Where to invest $1,000 right now? Our analyst team just revealed what they believe are the 10 best stocks to buy right now. Continue »

NEW YORK] The Warren Buffett effect is proving true once again, spurring UnitedHealth Group’s reversal this month and giving the Dow Jones Industrial Average a push towards its first closing high since last year.