by The Canadian Press Posted Mar 23, 2015 3:05 pm MDT Most actively traded companies on the TSX AddThis Sharing ButtonsShare to TwitterTwitterShare to FacebookFacebookShare to RedditRedditShare to 電子郵件Email Some of the most active companies traded Monday on the Toronto Stock Exchange:Toronto Stock Exchange (14,957.21, up 14.80 points):Pacific Rubiales Energy Corp. (TSX:HNU). Oil and gas. Down 12 cents, or 2.87 per cent, to $4.06 on 4.5 million shares.B2Gold Corp. (TSX:BTO). Miner. Up nine cents, or 2.87 per cent, to $3.23 on 4.2 million shares.Bombardier Inc. (TSX:BBD.B). Aerospace, rail equipment. Down two cents, or 0.79 per cent, to $2.50 on 3.5 million shares.Canadian Oil Sands Ltd. (TSX:COS). Oil and gas. Down 22 cents, or 2.23 per cent to $9.63 on 3.1 million shares.Essential Energy Services Ltd. (TSX:ESN). Oil and gas. Down one cent, or 0.97 per cent, to $1.02 on 3 million shares.Teck Resources Ltd. (TSX:TCK.B). Miner. Up 87 cents, or 4.61 per cent, to $19.75 on 3 million shares.Companies reporting major news:Iamgold Corp. (TSX:IMG). Miner. Up three cents, or 1.13 per cent, to $2.69 on one million shares. The company has signed a deal to sell its Diavik Diamond royalty stream to Sandstorm Gold Ltd. (TSX:SSL) for US$56.8 million. Sandstorm shares closed up 13 cents, or 3.23 per cent, at $4.16 on 217,332 shares.WestJet (TSX:WJA). Airline. Down 42 cents, or 1.38 per cent, to $30.08 on 336,575 shares. The company said it had uncovered a scam involving a deeply discounted airfare offer for travellers headed to an upcoming conference in the United States. WestJet says as many as 100 conference-goers have accepted the offer and paid for the airfare only to discover their ticket was invalid because it was actually bought with a stolen credit card.