COSCIENS Biopharma Inc. (TSX:CSCI)
Canada
· Delayed Price · Currency is CAD 2.010
-0.100 (-4.74%)
At close: Mar 6, 2026
COSCIENS Biopharma Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Mar 6, 2026 | 2.22 | 2.22 | 2.01 | 2.01 | 2.01 | -4.74% | 7,600 |
| Mar 5, 2026 | 2.27 | 2.27 | 2.11 | 2.11 | 2.11 | -6.64% | 1,555 |
| Mar 4, 2026 | 2.21 | 2.26 | 2.21 | 2.26 | 2.26 | 2.73% | 305 |
| Mar 3, 2026 | 2.26 | 2.26 | 2.20 | 2.20 | 2.20 | -5.17% | 1,113 |
| Mar 2, 2026 | 2.30 | 2.33 | 2.19 | 2.32 | 2.32 | -4.92% | 2,052 |
| Feb 27, 2026 | 2.53 | 2.53 | 2.42 | 2.44 | 2.44 | -3.17% | 700 |
| Feb 26, 2026 | 2.52 | 2.52 | 2.43 | 2.52 | 2.52 | 0.40% | 4,056 |
| Feb 25, 2026 | 2.70 | 2.70 | 2.50 | 2.51 | 2.51 | -8.06% | 1,907 |
| Feb 24, 2026 | 2.73 | 2.73 | 2.73 | 2.73 | 2.73 | 4.20% | 100 |
| Feb 23, 2026 | 2.68 | 2.68 | 2.54 | 2.62 | 2.62 | -2.24% | 1,177 |
| Feb 20, 2026 | 2.74 | 2.74 | 2.68 | 2.68 | 2.68 | - | 1,293 |
| Feb 19, 2026 | 2.73 | 2.73 | 2.68 | 2.68 | 2.68 | -1.11% | 4,434 |
| Feb 18, 2026 | 2.75 | 2.75 | 2.70 | 2.71 | 2.71 | -1.81% | 4,242 |
| Feb 17, 2026 | 2.75 | 2.76 | 2.72 | 2.76 | 2.76 | 0.73% | 1,888 |
| Feb 11, 2026 | 2.73 | 2.93 | 2.72 | 2.74 | 2.74 | 0.74% | 3,860 |
| Feb 10, 2026 | 2.71 | 2.91 | 2.71 | 2.72 | 2.72 | -6.85% | 3,986 |
| Feb 9, 2026 | 2.75 | 2.92 | 2.75 | 2.92 | 2.92 | 6.57% | 302 |
| Feb 6, 2026 | 2.81 | 2.81 | 2.74 | 2.74 | 2.74 | -2.49% | 836 |
| Feb 5, 2026 | 2.81 | 2.81 | 2.81 | 2.81 | 2.81 | -4.42% | 395 |
| Feb 4, 2026 | 2.90 | 2.94 | 2.90 | 2.94 | 2.94 | 4.63% | 547 |
| Feb 3, 2026 | 2.81 | 2.81 | 2.81 | 2.81 | 2.81 | -1.40% | 116 |
| Feb 2, 2026 | 2.93 | 2.93 | 2.80 | 2.85 | 2.85 | 1.06% | 2,235 |
| Jan 30, 2026 | 2.80 | 2.82 | 2.80 | 2.82 | 2.82 | 0.71% | 1,501 |
| Jan 29, 2026 | 2.80 | 2.80 | 2.80 | 2.80 | 2.80 | - | 100 |
| Jan 28, 2026 | 2.82 | 2.82 | 2.80 | 2.80 | 2.80 | - | 1,279 |
| Jan 27, 2026 | 2.82 | 2.82 | 2.80 | 2.80 | 2.80 | -2.78% | 1,198 |
| Jan 26, 2026 | 3.00 | 3.00 | 2.83 | 2.88 | 2.88 | 0.35% | 4,637 |
| Jan 23, 2026 | 2.94 | 2.94 | 2.87 | 2.87 | 2.87 | -3.69% | 1,100 |
| Jan 21, 2026 | 2.82 | 2.98 | 2.82 | 2.98 | 2.98 | - | 351 |
| Jan 20, 2026 | 2.90 | 2.98 | 2.89 | 2.98 | 2.98 | 1.36% | 2,136 |
| Jan 19, 2026 | 2.94 | 2.94 | 2.94 | 2.94 | 2.94 | -3.29% | 128 |
| Jan 15, 2026 | 3.04 | 3.04 | 3.04 | 3.04 | 3.04 | 0.33% | 250 |
| Jan 14, 2026 | 2.92 | 3.04 | 2.92 | 3.03 | 3.03 | 3.77% | 3,200 |
| Jan 13, 2026 | 2.92 | 2.92 | 2.92 | 2.92 | 2.92 | - | 210 |
| Jan 12, 2026 | 2.91 | 2.92 | 2.91 | 2.92 | 2.92 | -3.95% | 6,660 |
| Jan 9, 2026 | 2.92 | 3.04 | 2.92 | 3.04 | 3.04 | 1.00% | 789 |
| Jan 8, 2026 | 3.10 | 3.10 | 3.01 | 3.01 | 3.01 | 4.15% | 315 |
| Jan 6, 2026 | 2.89 | 2.89 | 2.89 | 2.89 | 2.89 | -0.34% | 1,461 |
| Jan 5, 2026 | 3.01 | 3.01 | 2.89 | 2.90 | 2.90 | - | 1,142 |
| Jan 2, 2026 | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | 2.11% | 122 |
| Dec 31, 2025 | 2.81 | 2.85 | 2.81 | 2.84 | 2.84 | 0.71% | 1,915 |
| Dec 30, 2025 | 2.84 | 2.90 | 2.82 | 2.82 | 2.82 | -1.05% | 7,924 |
| Dec 29, 2025 | 2.97 | 2.97 | 2.85 | 2.85 | 2.85 | -5.00% | 2,953 |
| Dec 24, 2025 | 2.83 | 3.00 | 2.83 | 3.00 | 3.00 | 7.14% | 5,631 |
| Dec 23, 2025 | 2.86 | 2.92 | 2.80 | 2.80 | 2.80 | -1.75% | 8,212 |
| Dec 22, 2025 | 2.85 | 3.05 | 2.85 | 2.85 | 2.85 | -0.35% | 11,920 |
| Dec 19, 2025 | 3.00 | 3.02 | 2.84 | 2.86 | 2.86 | -5.30% | 3,306 |
| Dec 18, 2025 | 2.82 | 3.02 | 2.82 | 3.02 | 3.02 | 5.59% | 1,164 |
| Dec 17, 2025 | 3.02 | 3.05 | 2.86 | 2.86 | 2.86 | - | 5,591 |
| Dec 16, 2025 | 2.80 | 2.86 | 2.80 | 2.86 | 2.86 | - | 1,091 |
| Dec 15, 2025 | 2.81 | 3.03 | 2.81 | 2.86 | 2.86 | -1.38% | 3,899 |
| Dec 12, 2025 | 3.08 | 3.08 | 2.88 | 2.90 | 2.90 | -2.03% | 1,704 |
| Dec 11, 2025 | 2.87 | 2.96 | 2.87 | 2.96 | 2.96 | 3.86% | 2,049 |
| Dec 10, 2025 | 2.85 | 2.97 | 2.85 | 2.85 | 2.85 | - | 2,687 |
| Dec 9, 2025 | 2.90 | 2.90 | 2.85 | 2.85 | 2.85 | -1.72% | 1,913 |
| Dec 8, 2025 | 2.90 | 2.90 | 2.90 | 2.90 | 2.90 | - | 306 |
| Dec 5, 2025 | 2.91 | 2.91 | 2.90 | 2.90 | 2.90 | 0.69% | 1,122 |
| Dec 4, 2025 | 2.95 | 2.98 | 2.88 | 2.88 | 2.88 | -2.37% | 3,400 |
| Dec 3, 2025 | 2.91 | 2.95 | 2.91 | 2.95 | 2.95 | -1.01% | 959 |
| Dec 2, 2025 | 3.01 | 3.16 | 2.92 | 2.98 | 2.98 | 2.76% | 4,909 |
| Dec 1, 2025 | 3.01 | 3.05 | 2.83 | 2.90 | 2.90 | -3.65% | 9,736 |
| Nov 28, 2025 | 3.01 | 3.10 | 3.01 | 3.01 | 3.01 | -8.51% | 3,704 |
| Nov 27, 2025 | 2.85 | 3.29 | 2.85 | 3.29 | 3.29 | 14.24% | 2,354 |
| Nov 26, 2025 | 2.85 | 2.95 | 2.85 | 2.88 | 2.88 | 1.05% | 400 |
| Nov 25, 2025 | 2.92 | 2.95 | 2.85 | 2.85 | 2.85 | -0.35% | 3,673 |
| Nov 24, 2025 | 3.00 | 3.00 | 2.86 | 2.86 | 2.86 | -4.67% | 1,643 |
| Nov 21, 2025 | 2.89 | 3.00 | 2.86 | 3.00 | 3.00 | 1.69% | 697 |
| Nov 20, 2025 | 3.00 | 3.00 | 2.90 | 2.95 | 2.95 | -1.01% | 7,187 |
| Nov 19, 2025 | 2.96 | 3.15 | 2.96 | 2.98 | 2.98 | 0.68% | 6,994 |
| Nov 18, 2025 | 2.97 | 2.98 | 2.96 | 2.96 | 2.96 | 0.34% | 2,913 |
| Nov 17, 2025 | 3.28 | 3.28 | 2.95 | 2.95 | 2.95 | -10.61% | 3,152 |
| Nov 14, 2025 | 3.15 | 3.30 | 3.01 | 3.30 | 3.30 | 3.12% | 851 |
| Nov 13, 2025 | 3.20 | 3.20 | 3.20 | 3.20 | 3.20 | 0.95% | 285 |
| Nov 12, 2025 | 3.25 | 3.35 | 2.85 | 3.17 | 3.17 | -9.43% | 12,336 |
| Nov 11, 2025 | 3.49 | 3.50 | 3.40 | 3.50 | 3.50 | 1.16% | 1,300 |
| Nov 10, 2025 | 3.46 | 3.46 | 3.46 | 3.46 | 3.46 | 1.17% | 450 |
| Nov 7, 2025 | 3.42 | 3.42 | 3.42 | 3.42 | 3.42 | -0.87% | 167 |
| Nov 6, 2025 | 3.41 | 3.45 | 3.41 | 3.45 | 3.45 | -0.29% | 1,600 |
| Nov 5, 2025 | 3.46 | 3.46 | 3.46 | 3.46 | 3.46 | -1.70% | 202 |
| Nov 4, 2025 | 3.47 | 3.52 | 3.45 | 3.52 | 3.52 | -1.40% | 508 |
| Nov 3, 2025 | 3.57 | 3.57 | 3.57 | 3.57 | 3.57 | 2.29% | 535 |
| Oct 31, 2025 | 3.47 | 3.49 | 3.47 | 3.49 | 3.49 | -2.51% | 500 |
| Oct 30, 2025 | 3.53 | 3.59 | 3.50 | 3.58 | 3.58 | 0.28% | 4,316 |
| Oct 29, 2025 | 3.62 | 3.62 | 3.57 | 3.57 | 3.57 | 1.13% | 407 |
| Oct 28, 2025 | 3.60 | 3.62 | 3.53 | 3.53 | 3.53 | -1.94% | 2,752 |
| Oct 27, 2025 | 3.59 | 3.61 | 3.59 | 3.60 | 3.60 | 2.56% | 860 |
| Oct 24, 2025 | 3.56 | 3.56 | 3.51 | 3.51 | 3.51 | -1.13% | 2,410 |
| Oct 23, 2025 | 3.50 | 3.55 | 3.50 | 3.55 | 3.55 | -0.84% | 1,319 |
| Oct 22, 2025 | 3.58 | 3.58 | 3.58 | 3.58 | 3.58 | -0.56% | 430 |
| Oct 21, 2025 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | -1.64% | 3,418 |
| Oct 20, 2025 | 3.67 | 3.67 | 3.65 | 3.66 | 3.66 | 1.95% | 401 |
| Oct 17, 2025 | 3.70 | 3.70 | 3.58 | 3.59 | 3.59 | -1.37% | 4,686 |
| Oct 16, 2025 | 3.58 | 3.70 | 3.57 | 3.64 | 3.64 | 1.11% | 5,010 |
| Oct 15, 2025 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | 0.56% | 3,550 |
| Oct 14, 2025 | 3.58 | 3.63 | 3.57 | 3.58 | 3.58 | -1.92% | 2,709 |
| Oct 10, 2025 | 3.65 | 3.65 | 3.65 | 3.65 | 3.65 | - | 3,637 |
| Oct 9, 2025 | 3.60 | 3.65 | 3.58 | 3.65 | 3.65 | 1.67% | 3,522 |
| Oct 8, 2025 | 3.59 | 3.59 | 3.59 | 3.59 | 3.59 | - | 151 |
| Oct 7, 2025 | 3.58 | 3.59 | 3.58 | 3.59 | 3.59 | 0.28% | 1,605 |
| Oct 6, 2025 | 3.71 | 3.80 | 3.58 | 3.58 | 3.58 | -3.50% | 2,073 |