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

UNH stock soared after Warren Buffett’s Berkshire Hathaway revealed it bought shares of the healthcare company. Nonetheless, UnitedHealth faces a long list of unresolved issues.

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 health insurance company UnitedHealth (NYSE:UNH) jumped 11.6% in the morning session after the company disclosed that Warren Buffett's Berkshire Hathaway had acquired a significant new stake,

Key Takeaways UnitedHealth Group shares surged Friday after Warren Buffett’s Berkshire Hathaway revealed a stake in the embattled healthcare giant.After bottoming at the start of August, the stock has continued to gain momentum,

UnitedHealth Group ( UNH 12.04%) has been a solid dividend growth stock for years. Generally, its yield has been fairly low, due to the stock's rising value. Even as the healthcare insurance giant has grown its dividend, its yield hasn't been particularly high or noteworthy.

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

UnitedHealth Group Inc. (NYSE:UNH) shares edged up on Monday, even as the stock remains down roughly 49% year to date. Trading volume stood at 6.39 million shares, well below the 100-day average of 20.

US stocks were mixed on Friday as Wall Street tempered its rate-cut hopes amid economic data this week showing higher-than-expected wholesale inflation and a rise in July retail sales. Traders were also awaiting Friday's meeting between President Trump and Vladimir Putin,