The Dow Jones Industrial Average rose 18.82 points, or 0.1 pe rcent, to 16.943.10, an all-time closing high,while investors await Federal Reserve's policy moves and ponder U.S. economic strength.
S&P 500 added 1.83 points, or 0.1 percent, to 1,951.27, with utilities the weakest and industrials faring best among the 10 major sectors.
The Nasdaq Composite climbed 14.84 points, or 0.3 percent, to 4,336.24.
The U.S. dollar gained against the currencies of major U.S. trading partners and the 10-year Treasury yield used in determining mortgage rates and other consumer loans rose 2 basis points to 2.606 percent.
Crude-oil futures for July delivery on the New York Mercantile Exchange rose U$1.75, or 1.7 per cent, to U$104.41 a barrel; gold futures for August delivery added U$1.40, or 0.1 percent, to U$1,253.90 an ounce.