UnitedHealth Group (UNH -0.30%) stock has been in a free fall due to a flurry of bad news. Heading into trading this week, shares of the health insurer had crashed more than 40% thus far in 2025. That's an incredible decline in value, especially given how large the business is. But even with the drop, its market cap is still over $270 billion, making it one of the largest healthcare companies in the world.Due to the sharp price decline, the yield from the stock's dividend has climbed to 2.8%, which is highe ...