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Canada’s main stock index dipped slightly while U.S. markets were buoyed by continued optimism about a trade deal with China.

The S&P/TSX composite index closed down 15.37 points at 15,626.73.

In New York, the Dow Jones industrial average was up 117.51 points at 25,543.27. The S&P 500 index was up 8.30 points at 2,753.03, while the Nasdaq composite was up 5.76 points at 7,420.38.

The Canadian dollar traded at an average of US75.53¢ compared with an average of US75.48¢ on Tuesday.

The March crude contract closed up US80¢ at US$53.90 per barrel and the March natural gas contract was down US11.3¢ at US$2.57 per mmBTU.

The April gold contract was up US$1.10 at US$1,315.10 an ounce and the March copper contract was up 0.1 of a cent at US$2.77 a pound.