U.S. markets close with gains Alcoa, traditionally the first blue-chip firm to issue its quarterly statement, reported higher-than-expected revenues in the fourth quarter, giving the corporate reporting season an optimistic start. After a torrid opening, gains settled down on Wall Street. As trading closed, the Dow Jones industrial average was up 69.78 points, or 0.56 percent, to 12,462.47. The Standard & Poor's 500 index gained 11.38 points, or 0.89 percent, to 1,292.08. The Nasdaq composite index gained 25.94 points, or 0.97 percent, to 2,702.50. On the New York Stock Exchange, 2,333 stocks advanced and 705 declined on a volume of 4 billion shares traded. The benchmark 10-year treasury note fell 1/32 to yield 1.967 percent. The FTSE 100 index in London rose 1.5 percent, 84.44, to 5,696.70.