UnitedHealth stock's rally gives more than 90-point boost to the Dow

Shares of UnitedHealth Group Inc. surged 2.8% in afternoon trading Monday, enough to pace the Dow Jones Industrial Average's gainers, and to put them on track for a two-month high. UnitedHealth's stock has now run up 12.8% over the past five days. The health care services provider's stock price gain of $14.07 would add about 93 points to the Dow's price, while the Dow was up just 2 points, or less than 0.1%, but with 17 of 30 components losing ground. Providing the next biggest boost to the price-weighted index was Chevron Corp.'s stock , which rose $3.39, or 2.3%, to add about 22 points to the Dow's price. Meanwhile, the biggest drags were shares of Salesforce Inc. and Boeing Co. , which combined shaved about 46 points off the Dow.

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