The Standard & Poor's 500 index rose 3 points, or 0.1 per cent, to 2,024 after the opening bell Wednesday. The Dow Jones industrial average slipped 15 points, or 0.3 per cent, to 17,499.
The price of benchmark U.S. crude oil climbed 79 cents to $47.26 a barrel in New York.
European markets were lower as investors awaited the European Central Bank's decision Thursday on another wave of economic stimulus. Asian markets rose.