On the markets at midafternoon (ET):
In Toronto, the S&P/TSX composite index was down 83.54 points to 15,182.09.
The Dow Jones industrial average was up 3.55 points to 22,019.79.
The Standard & Poor’s 500 index was down 5.67 points to 2,471.90.
The Nasdaq composite index was down 17.06 points to 6,345.59.
The Canadian dollar was trading at 79.57 cents US, down from Wednesday’s average price of 79.62 cents US.