Most actively traded companies on the TSX

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

Toronto Stock Exchange (13,779.44, up 132.54 points):

Timmins Gold Corp. (TSX:TMM). Up seven cents, or 25.93 per cent, to 34 cents on 8.6 million shares.

AEterna Zentaris Inc. (TSX:AEZ). Health-care. Down five cents, or 31.25 per cent, to 11 cents on 6.4 million shares.

Cenovus Energy Inc. (TSX:CVE). Oil and gas. Up 26 cents, or 1.28 per cent, to 20.65 cents on 6.2 million shares.

Bombardier Inc. (TSX:BBD.B). Aerospace, rail equipment. Up two cents, or 1.15 per cent, to $1.76 on 5.1 million shares.

First Quantum Minerals Ltd. (TSX:FM). Miner. Down 65 cents, or 9.35 per cent, to $6.30 on 4.5 million shares.

Romarco Minerals Inc. (TSX:R). Miner. Unchanged at 52 cents on 4.3 million shares.

Companies reporting major news:

Suncor Energy Inc. (TSX:SU). Oil and gas. Up 75 cents, or 2.20 per cent, to $34.80 on 2.8 million shares. Suncor Energy is tightening its grip on the Fort Hills oilsands project by paying $310 million to buy an additional 10 per cent stake from one of its partners. The seller is Total E&P Canada Ltd., a subsidiary of Paris-based Total SA, which will retain a 29.2 per cent interest — remaining the second-largest partner after Suncor.