Most actively traded companies on the TSX

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

Toronto Stock Exchange (13,891.88, down 239.50 points):

B2Gold Corp. (TSX:BTO). Miner. Up 34 cents, or 12.23 per cent, to $3.12 on 12.6 million shares.

Yamana Gold Inc. (TSX:YRI). Miner. Up 46 cents, or 7.44 per cent, to $6.64 on 9.8 million shares.

Manulife Financial Corp. (TSX:MFC). Financial Services. Down $1.39, or 7.42 per cent, to $17.35 on 9.4 million shares.

Kinross Gold Corp. (TSX:K). Miner. Up 41 cents, or 6.56 per cent, to $6.66 on 9.1 million shares.

First Quantum Minerals Ltd. (TSX:FM). Miner. Down 98 cents, or 9.97 per cent, to $8.85 on 8.9 million shares.

Baytex Energy Corp. (TSX:BTE). Oil and gas. Down 60 cents, or 7.84 per cent, to $7.05 on 8.6 million shares.

Companies reporting major news:

Aimia Inc. (TSX:AIM). Loyalty programs. Down 38 cents, or 4.63 per cent, to $7.82 on 398,246 shares. The Canadian company that runs the Nectar loyalty-points program in the United Kingdom says it doesn’t expect the Brexit vote or the weakness of the British pound to have a significant impact on its financial results in the medium term. But Aimia sayid it did expect a period of uncertainty in the near term as a result of Thursday’s vote, which resulted in a defeat for those who wanted the United Kingdom to remain in the European Union.