Most actively traded companies on the TSX, TSX Venture Exchange

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

Toronto Stock Exchange (14,904.38, up 33.17 points):

B2Gold Corp. (TSX:BTO). Miner. Up seven cents, or 2.81 per cent, to $2.56 on 7.5 million shares.

Bankers Petroleum Ltd. (TSX:BNK). Oil and gas. Up 59 cents, or 8.99 per cent, to $7.15 on 5.2 million shares.

Fortis Inc. Utilities. Down 30 cents, or 0.83 per cent, to $35.97 on 4.5 million shares.

Semafo Inc. (TSX:SMF). Miner. Up 16 cents, or 4.16 per cent, to $4.01 on 4.2 million shares.

Alterra Power Corp. Oil and gas. Up one cent, or 3.23 per cent, to 32 cents on four million shares.

Bombardier Inc. (TSX:BBD.B). Aerospace. Up six cents, or 1.58 per cent, to $3.85 on 3.7 million shares.

Toronto Venture Exchange (986.87, down 1.12 points):

iCo Therapeutics Inc. (TSXV:ICO). Biotechnology. Down 2.5 cents, or 26.32 per cent, to seven cents on 13.1 million shares.

Pacific Potash Corp. (TSXV:PP). Miner. Down one cent, or 28.57 per cent, to 2.5 cents on 4.1 million shares.

Companies reporting major news:

Valeant Pharmaceuticals International, Inc. (TSX:VRX). Health products, pharmaceuticals. Down $1.25, or 0.91 per cent, to $136.78 on 664,885 shares. Botox-maker Allergan has unanimously rejected an improved takeover offer from Valeant Pharmaceuticals and once again slammed the door on discussions. Allergan said Tuesday that the new offer still undervalues the California-based company and creates significant risks and uncertainties for its shareholders.