Most actively traded companies on the TSX

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

Toronto Stock Exchange (15,173.94, down 193.53 points):

Pacific Rubiales Energy Corp. (TSX:PRE). Oil and gas. Up 16 cents, or 3.43 per cent, to $4.83 on 13.7 million shares.

Sherritt International Corp. (TSX:S). Miner. Up 17 cents, or 6.05 per cent, to $2.98 on 8.3 million shares.

Manulife Financial Corp. (TSX:MFC). Financial Services. Up 14 cents, or 0.63 per cent, to $22.53 on 5.2 million shares.

Orbite Aluminae Inc. (TSX:ORT). Miner. Up half-a-cent, or 2.04 per cent, to 25 cents on 5.06 million shares.

Turquoise Hill Resources Ltd. (TSX:TRQ). Miner. Up eight cents, or 1.53 per cent, to $5.30 on 5.01 million shares

Lundin Mining Corp. (TSX:LUN). Miner. Down two cents, or 0.31 per cent, to $6.36 on five million shares.

Companies reporting major news:

WestJet Airlines. Ltd. (TSX:WJA). Airline. Down 93 cents, or 3.30 per cent, to $27.24 on 1.03 million shares. Higher fee income from things like checked luggage helped generate record profits for WestJet in the first quarter, although the airline says it is giving passengers a break on fares as a result of lower fuel prices. Net income surged 58 per cent to $140.7 million or $1.09 per share, up from 69 cents or $89.3 million a year earlier. Revenue increased by about four per cent to $1.08 billion.