UnitedHealth Group Inc. (NYSE:UNH) extended its rebound Monday, climbing another 3% in premarket trading after soaring 12% on Friday. The surge followed revelations that Warren Buffett’s Berkshire Hathaway Inc.

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.

Bloomberg journalists discuss today's biggest winners and losers in the stock market. Listen for analysis on the companies making news on Wall Street.

Here are three of the stories Wall Street is watching on Friday, Aug. 15. Retail sales in July rose 0.5% from the month prior, slightly below the 0.6% economists polled by Bloomberg were expecting. US President Donald Trump and Russian President Vladimir Putin are meeting today in Alaska.

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.

See Berkshire Hathaway Inc.'s strategy with a big new stake in UnitedHealth. Learn how it's hedging against recession and stagflation. Click for my BRK.A update.

Warren Buffett’s Berkshire Hathaway (BRK.B) updated its portfolio for the second quarter of 2025, surprising investors with a new stake in