All major sectors were higher, led by consumer goods and mining stocks.
Five minutes into trade, the Dow Jones Industrial Average climbed 52.98 points (0.41 percent) to 13,038.09.
The S&P 500 gained 7.34 (0.52 percent) at 1,417.27, while the Nasdaq Composite added 20.79 (0.69 percent) at 3,012.57.