"It seems like there's a greater sense of urgency to deal with Greece and the sovereign debt trouble in Europe," Orlando said.
McDonald's, Chipotle Mexican Grill and Harman International Industries were among the companies that beat analysts' expectations. The quarterly earnings season is off to a strong start. Of the 118 companies that have reported earnings so far, 75 per cent have beaten estimates, according to financial data provider FactSet.
The encouraging corporate news was in line with recent signs that the United States economy strengthened in September after a weak summer. Last week the Government said unemployment fell last month in half of American states and was unchanged in 11. That was much better than in August, when unemployment rose in 26 states.
Markets have been moving sharply in recent weeks, mainly in reaction to the latest headlines out of Europe on the debt crisis.
The Dow had a bigger jump on October 10, 330 points, after the leaders of France and Germany pledged to have a comprehensive solution to the debt crisis in place by the end of the month. The Dow has now gained 10.8 per cent since October 3, when it sank to its lowest point of the year.
The S&P 500 gained 22.86 points, or 1.9 per cent, to 1238.25. Rising stocks outpaced falling ones by a margin of 20 to 1: only 23 companies traded lower.
The Nasdaq composite index gained 38.84, or 1.5 per cent, to 2637.