TORONTO - Some of the most active companies traded Monday on the Toronto Stock Exchange:

Toronto Stock Exchange (16,495.09, down40.24 points).

Canadian Natural Resources Ltd. (TSX:CNQ). Energy. Up $1.06, or 3.36 per cent, to $32.57 on 9.6 million shares.

Encana Corp. (TSX:ECA). Energy. Up 24 cents, or 4.03 per cent, to $6.20 on 8.5 million shares.

Lydian International Ltd. (TSX:LYD). Materials. Down one cent, or eight per cent, to 11.5 cents on 6.9 million shares.

Kinross Gold Corp. (TSX:K). Materials. Down 22 cents, or 3.36 per cent, to $6.32 on 5.7 million shares.

Baytex Energy Corp. (TSX:BTE). Energy. Up eight cents, or 4.49 per cent, to $1.86 on 5.7 million shares.

Barrick Gold Corp. (TSX:ABX). Materials. Down 65 cents, or 2.76 per cent, to $22.90 on 5.6 million shares.

Companies in the news:

Air Canada (TSX:AC). Down 56 cents to $44.00. Canadian travel agencies are scrambling to help passengers whose British Airways flights have been cancelled on Monday and Tuesday after a pilots strike grounded the global carrier. The airline says more than a dozen flights between Canada and London are slated to be cancelled over the two days, affecting about 3,500 passengers based on the size of the scheduled aircraft. Air Canada says it has added larger aircraft on the route between Toronto and London-Heathrow to accommodate increased demand it has seen in recent days.

Osisko Gold Royalties Ltd. (TSX:OR). Down 49 cents, or 2.96 per cent to $16.09. Osisko Gold Royalties Ltd. has signed a deal to acquire Stornoway Diamond Corp. with the help of the mining company's secured creditors. Under the terms of the agreement, Osisko and Stornoway secured creditors want to form an entity that will acquire the company and assume the debts and liabilities owing to the secured creditors as well as the obligations relating to the operation of the Renard mine. Osisko will also keep receiving its 9.6 per cent revenue stream from diamonds at the Renard mine, but has agreed to reinvest its proceeds from the stream for one year from the date of closing of the proposed credit bid transaction.

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