Canadian Oil Sands Trust Units (TSE:COS.UN) Last Price (CAD) $ 29.9 Change ▲ 1.55 (5.47%) Bid 29.77 Ask 29.90 Volume 1,618,717 Day's Range 29.00 - 29.95 Click for Detailed Quote Page Last Trade:15:59:58 EDT May-8-09