US STOCKS SNAPSHOT - Wall St edges up at open after Alcoa results

NEW YORK Wed Jan 9, 2013 2:33pm GMT

NEW YORK Jan 9 (Reuters) - U.S. stocks opened slightly higher on Wednesday after Alcoa got the earnings season under way with better-than-expected revenue and an encouraging outlook for the year.

The Dow Jones industrial average gained 36.93 points, or 0.28 percent, to 13,365.78. The Standard & Poor's 500 Index rose 2.64 points, or 0.18 percent, to 1,459.79. The Nasdaq Composite Index advanced 7.35 points, or 0.24 percent, to 3,099.15.