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

Toronto Stock Exchange (13,280.72 up 80.32 points):

Colossus Minerals Inc. (TSX:CSI). Miner. Down 8.5 cents, or 34 per cent, at 16.5 cents on 10.05 million shares. The Toronto-based exploration company will stop activities at its Serra Pelada Mine, which is a gold-platinum-palladium joint-venture project with Cooperativa de Mineracao dos Garimpeiros de Serra Pelada in Brazil. Colossus needs to raise about US$70 million to fund the operation.

ProMetic Life Sciences Inc. (TSX:PLI). Biotechnology. Down a penny, or 1.10 per cent, at 90 cents on 4.67 million shares.

Precision Drilling Corp. (TSX:PD). Oilfield services. Up 42 cents, or 4.50 per cent, at $9.75 on 4.24 million shares. On Thursday, its largest shareholder, Alberta Investment Management Company, sold its 20 per cent stake in the oil services giant.

Bombardier Inc. (TSX:BBD.B). Transportation equipment maker. Up nine cents, or 1.96 per cent, at $4.69 on 4.21 million shares.

Suncor Energy (TSX:SU). Oil and gas. Down 54 cents, or 1.49 per cent, at $35.73 on 3.15 million shares.

Toronto Venture Exchange (916.65 up 1.86 points):

Alexander Energy Ltd. (TSXV:ALX). Oil and gas. Up 35 cents, or 175 per cent, at 55 cents on 20.17 million shares.The Calgary-based company announced a finance recapitalization and new management team Thursday, as part of its transformation to a new company. It is also changing its name to Spartan Energy Corp.

IBC Advanced Alloys Corp. (TSXV:IB). Copper distributor. Down 1.5 cents, or 8.33 per cent, at 16.5 cents on 6.3 million shares.

Companies reporting major news:

ADF Group Inc. (TSX:DRX). Metal fabrication. Up 20 cents, or 7.69 per cent, at $2.80 on 155,765 shares. Third-quarter earnings totalled $4.4 million or 13 cents per share, reversing a year-ago loss of $1.16 million or four cents per share. Revenue more than tripled to $33.8 million as recently-awarded contracts start to yield results for the company.

Bank of Nova Scotia (TSX:BNS). Bank. Up 66 cents, or 1.04 per cent, at $63.98 on 2.37 million shares. Fourth-quarter results were higher compared with a year ago yet they were still shy of investor expectations. Profit for the last quarter rose to $1.7 billion or $1.30 per share, up from $1.52 billion or $1.18 per share. Revenue increased to $5.42 billion versus $4.86 billion.