TORONTO - Some of the most active companies traded Thursday on the Toronto Stock Exchange and the TSX Venture Exchange:

Toronto Stock Exchange (13,392.20 up 57.47 points):

Martinrea International Inc. (TSX:MRE): Down $1.94, or 20.59 per cent, to $7.48 on 6.76 million shares. The auto parts maker warned that fourth-quarter net earnings will likely fall short of previous guidance. Among other things, it pointed to an issue with the financial reporting of one of its Canadian plants.

B2Gold Corp. (TSX:BTO). Miner. Down seven cents, or 3.20 per cent, to $2.12 on 5.07 million shares. The February gold contract on the New York Mercantile Exchange fell $41.40 to US$1,193.60 an ounce, its lowest close since Aug. 3, 2010. Gold prices are down 29 per cent so far this year while the TSX Global Gold sector has tumbled about 50 per cent.

Detour Gold Corp. (TSX:DGC): Miner. Down 46 cents, or 10.24 per cent, to $4.03 on 4.66 million shares.

Canadian Natural Resources Ltd. (TSX:CNQ): Oil and gas. Up 60 cents, or 1.74 per cent, to $35.02 on 4.53 million shares. January crude gained 97 cents to US$98.77 a barrel and the energy sector gained 0.74 per cent.

Turquoise Hill Resources Ltd. (TSX:TRQ.RT). Miner. Up one cent, or 1.18 per cent, to 86 cents on 4.43 million shares.

Osisko Mining Corp. (TSX: OSK): Miner. Down 10 cents, or 2.15 per cent, to $4.55 on 4.23 million shares.

Toronto Venture Exchange (887.17 down 3.60 points):

Zedi Inc. (TSXV:ZED). Up five cents, or 5.15 per cent, at $1.02 on 8.87 million shares.

Border Petroleum Corp. (TSXV:BOR). Oil and gas. Down 0.25 of a cent, or 33.33 per cent, to 0.5 of a cent on 5.08 million shares.

Companies reporting major news:

BlackBerry Ltd. (TSX:BB), Wireless communications. Up 20 cents, or 3.09 per cent, at $6.67 on 2.05 million shares. The smartphone maker releases its latest earnings on Friday.

Enbridge Inc. (TSX:ENB). Oil and gas. Up 48 cents, or 1.07 per cent, to $45.33 on 1.16 million shares. After markets closed, a review panel recommended that the company's proposed Northern Gateway pipeline that would connect the Alberta oilsands to tankers on the B.C. coast go ahead. But the panel attached 209 conditions to the project.

News from © The Canadian Press, 2013