This investment signifies Buffett's re-entry into UNH after liquidating his entire position back in 2010, indicating that he perceives significant value at ...

UnitedHealth Group Inc. (NYSE:UNH) extended its rebound Monday, climbing another 3% in premarket trading after soaring 12% on ...

The Oracle of Omaha just made a $1.6 billion bet on a stock that is down 40 percent this year. Should you follow suit?