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

Toronto Stock Exchange (11,506.50 down 112.03points):

Kinross Gold Corp. (TSX:K). Miner. Down 45 cents, or 5.62 per cent, at $7.56 on 7,759,366 shares. The company's shares closed at a year low a day after it replaced president and chief executive Tye Burt. Kinross said the move was necessary to go forward with its plan to improve the Toronto-based miner's lagging performance.

Bombardier Inc. (TSX:BBD.B). Transportation equipment. Down 10 cents, or 2.78 per cent, at $3.50 on 4,283,958 shares.

Teck Resources Ltd. (TSX:TCK.B). Miner. Down 78 cents, or 2.81 per cent, at $26.97 on 4,135,783 shares.

Nexen Inc. (TSX:NXY). Oil and gas. Up five cents, or 0.20 per cent, at $25.40 on 3,614,759 shares. The oil giant has been in the news lately since China National Offshore Oil Co. made a US$15-billion bid for the Calgary company last month.

New Gold Inc. (TSX:NGD). Miner. Up 13 cents, or 1.30 per cent, at $10.13 on 3,553,378 shares.

Suncor Energy Inc. (TSX:SU). Oil and gas. Down 23 cents, or 0.75 per cent, at $30.54 on 3,397,130 shares.

TSX Venture Exchange (1,173.65 down 15.98 points):

Eacom Timber Corp. (TSXV:ETR). Timber tract operations. Down 1.5 cents, or 17.65 per cent, at seven cents on 8,048,400 shares.

Hana Mining Ltd. (TSXV:HMG). Miner. Down four cents, or 10.26 per cent, to 35 cents on 3,840,630 shares.

Companies reporting major news:

AlarmForce Industries Inc. (TSX:AF). Security alarm systems. Up $1.67, or 18.49 per cent, at $10.70 on 55,544 shares. The Toronto-based company is launching a strategic review of its business and opportunities, including a possible sale of the home-security company.

Gildan Activewear Inc. (TSX:GIL). Apparel maker. Up seven cents, or 0.25 per cent, at $28.30 on 876,379 shares. The T-shirt and sock maker posted a third-quarter profit of US$78.6 million, dropping almost $10 million below the same time last year, as it absorbed restructuring and other costs related to an acquisition in May. The Montreal-based company's revenue climbed 13 per cent to $600.2 million.

Research In Motion (TSX:RIM). Wireless technology. Down 16 cents, or 2.23 per cent, at $7 on 1,360,038 shares. The company is launching a new BlackBerry tablet computer for high-speed, next-generation networks in Canada next week. RIM's latest PlayBook tablet, which will be available in other parts of the world in the coming months, is designed for wireless networks with speeds equivalent to high-speed home Internet services on land lines.

News from © The Canadian Press, 2012