by The Canadian Press Posted Aug 20, 2015 2:57 pm MDT Last Updated Aug 20, 2015 at 3:40 pm MDT AddThis Sharing ButtonsShare to TwitterTwitterShare to FacebookFacebookShare to RedditRedditShare to 電子郵件Email Most actively traded companies on the TSX Some of the most active companies traded Thursday on the Toronto Stock Exchange:Toronto Stock Exchange (13,737.00, down 299.63 points):Bombardier Inc. (TSX:BBD.B). Aerospace, rail equipment. Up eight cents, or 6.72 per cent, to $1.27 on 30.5 million shares. Bombardier’s battered shares got a lift after the transportation company said its CSeries commercial aircraft is on track for certification this year.First Quantum Minerals Ltd. (TSX:FM). Miner. Down 30 cents, or 3.93 per cent, to $7.33 on 7.4 million shares.B2Gold Corp. (TSX:BTO). Miner. Up seven cents, or 4.12 per cent, to $1.77 on 4.9 million shares.Yamana Gold Inc. (TSX:YRI). Miner. Up 16 cents, or 5.35 per cent, to $3.15 on 4.7 million shares.Pinetree Capital Ltd. (TSX:PNP). Brokers and exchanges. Down one cent, or 12.50 per cent, to seven cents on 4.3 million shares.Crescent Point Energy (TSX:CPG). Oil and gas. Down 66 cents, or 4.48 per cent, to $14.07 on 4.1 million shares.Companies reporting major news:Valeant Pharmaceuticals International Inc. (TSX:VRX). Pharmaceutical. Down $21.47, or 6.70 per cent, to $298.75 on 513,903 shares. Valeant announced it will pay US$1 billion to acquire the maker of a libido drug dubbed, if somewhat incorrectly, the female Viagra. The friendly deal to buy North Carolina-based Sprout Pharmaceuticals also includes a share of future profits.