UnitedHealth shares surged Friday after Warren Buffett’s Berkshire Hathaway revealed a stake in the embattled healthcare giant. Monitor these major chart levels.

UnitedHealth shares jumped 12 per cent on Friday after Warren Buffett’s Berkshire Hathaway snapped up a stake in the troubled US healthcare group.

The advance came after Buffett's conglomerate Berkshire Hathaway revealed a stake of 5 million shares, worth about $1.6 billion.

UnitedHealth just won't quit. Shares of the healthcare giant were up 13.5% in recent trade, building on their earlier gains. That leaves it on track for its biggest one-day jump since Oct. 13, 2008, when the stock rose 34.

UnitedHealth Group Incorporated (NYSE:UNH) is one of the stocks Jim Cramer shed light on. Cramer showed a slight bit of optimism toward the company as he said: “I think UnitedHealth’s going to work

Warren Buffett’s Berkshire Hathaway (BRK.B) sold shares in Apple (AAPL) last quarter, [while adding UnitedHealth](https:

UnitedHealth's yield is typically less than 2%, but nowadays, it's well over 3%. The stock experienced a steep decline in value this year as its financials underwhelmed investors. Rising costs, utilization rates,

Berkshire Hathaway's $1B+ UnitedHealth investment highlights confidence despite profit woes. Read why UNH offers attractive upside for long-term investors.

The blue-chip Dow Jones ended higher after hitting an intraday record high on Friday, as UnitedHealth's shares jumped after Berkshire Hathaway raised its stake, but other Wall Street indexes slipped as mixed data clouded the Federal Reserve's next monetary policy move.