巴菲特等大佬，集体抄底，这家公司有何特别？

Group 1 - Berkshire Hathaway has significantly increased its stake in UnitedHealth Group by acquiring 5.04 million shares, valued at approximately $1.57 billion, marking its return to the health insurance sector after 14 years [1] - Other notable investors, including David Tepper's Appaloosa Fund and Renaissance Technologies, have also increased their holdings in UnitedHealth, indicating strong institutional interest [1][2] - Despite these investments, UnitedHealth is facing severe challenges, including a criminal investigation by the U.S. Department of Justice regarding its billing practices in Medicare Advantage plans [2][5] Group 2 - UnitedHealth's stock has plummeted nearly 45% this year, making it one of the worst performers in the S&P 500, yet the recent investments from prominent investors have provided a crucial vote of confidence [3][5] - The company reported revenues of $400.3 billion and a net profit exceeding $14.4 billion in 2024, showcasing its strong profitability [7] - UnitedHealth has a history of being a reliable dividend growth stock, having consistently increased its dividends over the past 15 years, which may appeal to long-term investors [7][8] Group 3 - The stock's price has returned to 2020 levels, with a price-to-earnings ratio of only 12, making its valuation attractive [8] - As one of the largest health insurance companies in the U.S., UnitedHealth maintains a significant position in the industry, with long-term prospects that remain promising despite current challenges being viewed as more short-term in nature [6][8]