Updated with Alcoa earnings resultsNEW YORK ( TheStreet) -- U.S. stocks finished a touch higher Monday on mixed signals from Europe and before Alcoa ( AA) unofficially kicked off earnings season with a quarterly loss. The Dow Jones Industrial Average gained 32.7 points, or 0.2%, to close at 12,392. The S&P 500 rose 2.9 points, or 0.2%, at 1280 and the Nasdaq added 2.3 points, or 0.09%, at 2677. Dow component Alcoa reported a loss from continuing operations, excluding items, of $34 million, or 3 cents a share, on revenue of $5.99 billion for the fourth quarter. The aluminum-products maker lost $193 million, or 19 cents a share, in the quarter on a continuing operations basis.