Warren Buffett's Berkshire Hathaway has acquired 5 million shares in UnitedHealth Group , a regulatory filing showed on Thursday, sending the health insurer's stock up 7% in extended trading.

What Happened? Shares of health insurance company UnitedHealth (NYSE:UNH) fell 3% in the afternoon session after investors took some profits off the table as markets awaited signals on future monetary policy from the Federal Reserve's Jackson Hole symposium later in the week.

Berkshire Hathaway invests $1.57B in UnitedHealth (UNH), boosting shares by 10.5%. Discover key insights on its challenges, outlook, and analyst ratings.

Berkshire Hathaway just disclosed that it dumped $1.6 billion into a sinking ship, and Wall Street instantly paid attention.

Berkshire Hathaway’s portfolio added six new stocks, including the three new secret stocks. Warren Buffett was a net seller of stocks for the eleventh straight quarter.

Warren Buffett’s Berkshire Hathaway (NYSE: BRK.B) just revealed its highly anticipated buys and sells of Q2 2025. Understandably, all the focus is on the Oracle of Omaha’s purchase of more than 5 million shares in UnitedHealth Group (NYSE: UNH).

Michael Burry and Warren Buffett invested in UnitedHealth, signaling confidence in its sector and potential for earnings recovery by 2027.

The sell-off phase in Medicaid provider UnitedHealth (UNH) is over. News that Berkshire Hathaway (BRK) took a position in UNH stock at anywhere from over $600 to as low as around $250 ended the stock decline.