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

Toronto Stock Exchange (12,755.92 down 5.68 points):

TORC Oil and Gas Ltd. (TSX:TOG). Oil and gas. Down nine cents, or 4.09 per cent, at $2.11 on 21,467,815 shares.

BlackBerry (TSX:BB). Wireless technology. Up 93 cents, or 5.82 per cent, at $16.91 on 9,713,762 shares. The smartphone maker’s board of directors said it will explore strategic options and has added two veterans of the telecom industry to its board. The company formerly known as Research In Motion also said that Japan is not a part of the global rollout of its new smartphone.

Manulife Financial Corp. (TSX:MFC). Insurer. Up 14 cents, or 0.97 per cent, at $14.55 on 6,722,566 shares. The insurer’s fourth-quarter profit climbed to $1.06 billion, more than double the analyst expectations and significantly higher than year-earlier profit of $69 million. However, revenue dropped 26 per cent to $7.2 billion, which missed analyst estimates.

Suncor Energy (TSX:SU). Oil and gas. Down 30 cents, or 0.92 per cent, at $32.23 on 6,492,471 shares. Canada’s largest oil and gas company closed lower for a second day in a row after announcing Wednesday that it was hit by a $1.49 billion charge related to its Voyageur oilsands upgrader and it posted disappointing fourth-quarter results.

Platinum Group Metals Ltd. (TSX:PTM). Miner. Up 12 cents, or 8.89 per cent, at $1.47 on 5,580,942 shares. The Vancouver-based company’s stock continued to rise after announcing earlier in the week that it intersected new mineralized layers at its Waterberg Deposit in South Africa.

Iamgold Corp. (TSX:IMG). Miner. Up nine cents, or 1.04 per cent, at $8.74 on 5,360,798 shares.

TSX Venture Exchange (1,206.11 down 5.61 points):

Pinecrest Energy Inc. (TSXV:PRY). Oil and gas explorer. Down four cents, or 3.03 per cent, at $1.28 on 11,572,746 shares. Its board of directors approved a $136 million capital budget for 2013. Pinecrest also announced a management change and an increase in its credit facility.

Galaxy Graphite Corp. (TSXV:GXY). Mineral exploration. Up seven cents, or 233.33 per cent, at 10 cents on 8,251,981 shares. The company announced assay results for its Buckingham Project in Quebec. President and CEO Chris Healey said the results “clearly demonstrated the potential to discover a graphite deposit on the Buckingham property.”

Companies reporting major news:

Air Canada (TSX:AC.B). Airline. Down a penny, or 0.41 per cent, at $2.44 on 2,989,186 shares. Canada’s largest airline soared back into the black reporting a reversal of last year’s net losses in both the final quarter and full year. Fourth-quarter profit grew to $8 million, reversing year-ago’s loss of $60 million while operating revenue was up five per cent to $60 million.

BCE Inc. (TSX:BCE). Communications and media. Down nine cents, or 0.20 per cent, at $44.43 on 1,905,692 shares. The telecom and media company is boosting its dividend for a second time in a year after posting fourth-quarter earnings of $708 million, up 45.7 per cent from the same 2011 period. Revenue was flat at $5.2 billion.

Teck Resources Ltd. (TSX:TCK.B). Miner. Down $2.19, or 5.98 per cent, at $34.45 on 4,867,822 shares. The miner warned that its copper production for the year will drop to 340,000 to 360,000 tonnes compared with 373,000 tonnes it produced in 2012. The outlook offset solid fourth-quarter adjusted profits and revenue that beat analyst estimates.