Most actively traded companies on the TSX

Some of the most active companies traded Thursday on the Toronto Stock Exchange:

Toronto Stock Exchange (13,881.20, down 30.09 points):

First Quantum Minerals Ltd. (TSX:FM). Miner. Down 29 cents, or 3.26 per cent, to $8.60 on 12.5 million shares.

Teck Resources Ltd. (TSX:TCK.B). Miner. Down 55 cents, or 3.94 per cent, to $13.40 on 9.6 million shares.

Kinross Gold Corp. (TSX:K). Miner. Up 26 cents, or 4.55 per cent, to $5.97 on 9.5 million shares.

Bombardier Inc. (TSX:BBD.B). Aerospace, rail equipment. Down two cents, or 1.15 per cent, to $1.72 on 9.1 million shares.

Encana Corp. (TSX:ECA). Oil and gas. Down seven cents, or 0.77 per cent, to $9.03 on 8.8 million shares.

Baytex Energy Corp. (TSX:BTE). Oil and gas. Up nine cents, or 1.49 per cent, to $6.13 on 8.2 million shares.

Companies reporting major news:

Celestica Inc. (TSX:CLS). Computer hardware. Up 73 cents, or 5.49 per cent, to $14.02 on 527,425 shares. Celestica Inc. reported an improved first-quarter profit compared with a year ago, helped by higher revenue and better operating margins. The contract electronics manufacturing company, which keeps its books in U.S. dollars, says it earned US$25.6 million or 18 cents per share, up from $19.7 million or 11 cents per share a year ago.