A trader works on the floor of the New York Stock Exchange"We're getting a nice little snapback following a beautiful soggy first couple of days, which created some anxiety as a result of some people assume that units the tone for the 12 months," stated Nicholas Colas, chief market strategist of the ConvergEx Team in New York. "Quantity and information remain mild, but individuals predict this yr to be certain so the poor start almost certainly got a bit overdone." All 10 S&P sector indexes rose for the day, led through the healthcare index , which won 1.2 % after Deutsche Bank upgraded the inventory of UnitedHealth Workforce Inc to a "purchase." Shares of UnitedHealth, a Dow component, jumped four p.c to $77.17.