The Dow Jones industrial average rose 3.76 points to close at 13,025.58. The Standard and Poor's index edged up 0.23 point to 1,416.25. The Nasdaq composite was down 1.79 points to 3,010.24.
U.S. benchmark crude rose 84 cents to close at $88.91 per barrel in New York. In London, Brent crude rose 47 cents to close at $111.23 per barrel.
Heating oil finished unchanged at $3.06 per gallon. Wholesale gasoline finished unchanged at $2.73 per gallon. Natural gas fell 2.4 percent to close at $3.56 per thousand cubic feet.