Most actively traded companies on the TSX, TSX Venture Exchange markets

TORONTO – Some of the most active companies traded Friday on the Toronto Stock Exchange and the TSX Venture Exchange:

Toronto Stock Exchange (12,602.18 up 2.44 points):

Research in Motion. (TSX:RIM). Wireless technology. Up $1.52, or 12.89 per cent, at $13.31 on 12,437,897 shares. The share price bounced back sharply Friday as promotional materials for the new BlackBerry 10 leaked onto some technology blogs a day after three top U.S. cellphone carriers said they would support the new operating system and devices being launched at the end of the month.

Bombardier Inc. (TSX:BBD.B). Transportation. Unchanged at $3.99 on 9,404,151 shares.

Aura Minerals Inc. (TSX:ORA). Miner. Up half a cent, or 1.33 per cent, at 38 cents on 8,361,482 shares.

Torc Oil and Gas Ltd. (TSX:TOG). Petroleum. Up five cents, or 2.07 per cent, at $2.47 on 5,019,244 shares.

Talisman Energy Inc. (TSX:TLM). Oil and gas. Up 50 cents, or 4.31 per cent, at $12.10 on 4,273,541 shares.

First Quantum Minerals Ltd. (TSX:FM). Miner. Up 34 cents, or 1.62 per cent, at $21.39 on 4,176,477 shares.

TSX Venture Exchange (1,240.25 up 0.17 of a point):

Zodiac Exploration Inc. (TSXV:ZEX). Miner. Up two cents, or 18.18 per cent, at 13 cents on 6,142,676 shares.

Iona Energy Inc. (TSXV:INA). Oil and gas. Unchanged at 62 cents on 4,644,475 shares.

Companies reporting major news:

Enbridge Inc. (TSX:ENB). Oil and gas. Up 42 cents, or 0.96 per cent, at $44.04 on 943,477 shares. Enbridge and its U.S. partner said Friday the first expansion to their Seaway oil pipeline is complete, meaning an additional 250,000 barrels per day can flow to refineries from the brimming oil storage hub in Cushing, Okla.

PetroBakken Energy Ltd. (TSX:PBN). Oil and gas. Down 29 cents, or 2.82 per cent, at $10 on 2,164,227 shares. The Calgary-based company has sharply cut it capital budget for the year to $675 million, with a focus on growing production from the Cardium formation in western Alberta.