Stocks extended gains on Tuesday, with each of the major indexes briefly rising more than 1 percent, after a report showed consumer confidence rose more than expected in August.

The Dow Jones industrial average <.DJI> gained 88.58 points, or 0.93 percent, to 9,597.86. The Standard & Poor's 500 Index <.SPX> rose 9.55 points, or 0.93 percent, to 1,035.12. The Nasdaq Composite Index <.IXIC> added 16.74 points, or 0.83 percent, to 2,034.72.

(Reporting by Chuck Mikolajczak; editing by Jeffrey Benkoe)