TORONTO — Some of the most active companies traded Monday on the Toronto Stock Exchange: Toronto Stock Exchange (21,531.07, down 21.28 points): Suncor Energy Inc. (TSX:SU). Energy. Down 90 cents, or 1.90 per cent, to $46.50 on 18.2 million shares. Canadian Natural Resources Ltd. (TSX:CNQ). Energy. Down $1.96, or 2.01 per cent, to $95.74 on […] Read The Rest at :