Canada’s main stock index was down slightly in morning trading after ending last week at an all-time high.
The S&P/TSX composite index was down 18.07 points at 16,594.74.
In New York, the Dow Jones industrial average was down 40.69 points at 26,518.85. The S&P 500 index was down 0.47 points at 2,904.56, while the Nasdaq composite was down 0.18 points at 7,997.88.
The Canadian dollar traded 74.87 cents US, up from an average of 74.73 cents US on Thursday before the holiday weekend.
The June crude contract was up $1.56 at $65.63 per barrel and the May natural gas contract was up 2.5 cents at US$2.52 per mmBTU.
The June gold contract was up 90 cents at US$1,276.90 and the March copper contract was down two cents at US$2.90 a pound.