Some of the most active companies traded Monday on the Toronto Stock Exchange:

Toronto Stock Exchange (14,797.83, up 18.48 points):

Yamana Gold Inc. (TSX:YRI). Miner. Up 16 cents, or 3.14 per cent, to $5.26 on 6.4 million shares.

Pinetree Capital Ltd. (TSX:PNP). Investment banker. Down 2.5 cents, or 22.73 per cent, to 8.5 cents on 6.2 million shares.

Torex Gold Resources Inc. (TSX:TXG). Miner. Down two cents, or 1.36 per cent, to $1.45 on 6 million shares.

Canadian Oil Sands Ltd. (TSX:COS). Oil and gas. Up 17 cents, or 2.14 per cent, to $8.10 on 6 million shares.

Long Run Exploration Ltd. (TSX:LRE). Oil and gas. Down 22 cents, or 17.46 per cent, to $1.04 on 5.5 million shares.

B2Gold Corp. (TSX:BTO). Miner. Unchanged at $2.52 on 5 million shares.

Companies reporting major news:

Canadian National Railway (TSX:CNR). Transportation. Up 96 cents, or 1.14 per cent, to $85.44 on one million shares. Canada’s largest railway reports its earnings on Tuesday.

Rogers Communications (TSX:RCI.B). Telecom. Down $1.98, or 4.21 per cent, to $45 on 1.5 million shares. Canaccord Genuity Group Inc. (TSX:CF) cut its rating on the stock to hold from buy, adding it expects Rogers to report a “sluggish” quarter when posting earnings Thursday.