Expectations of a rebound in revenue and earnings for the recently ended third quarter fed the optimism. Quarterly earnings are due to kick off late Wednesday, with results from aluminum company Alcoa Inc . Its shares were up 3.5 percent to $13.89.
The Dow Jones industrial average was up 131.50 points, or 1.37 percent, at 9,731.25. The Standard & Poor's 500 Index was up 14.26 points, or 1.37 percent, at 1,054.72. The Nasdaq Composite Index was up 35.42 points, or 1.71 percent, at 2,103.57.
Benchmark
On Nasdaq, Microsoft Corp increased 1.9 percent to $25.11 after introducing new software for mobile phones to compete with Apple Inc's iPhone. Apple shares rose 2.1 percent at $190.01.
Volume was below average on the New York Stock Exchange, with 1.23 billion shares changing hands, under last year's estimated daily average of 1.49 billion, while on the Nasdaq, about 2.42 billion shares traded, above last year's daily average of 2.28 billion.