COSCIENS Biopharma Inc. (CSCI)
NASDAQ: CSCI · Real-Time Price · USD
4.330
+0.230 (5.61%)
At close: Jul 18, 2025, 4:00 PM
4.050
-0.280 (-6.47%)
After-hours: Jul 18, 2025, 7:15 PM EDT
COSCIENS Biopharma Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jul 18, 2025 | 4.08 | 4.40 | 4.01 | 4.33 | 4.33 | 5.61% | 10,316 |
| Jul 17, 2025 | 3.80 | 4.10 | 3.64 | 4.10 | 4.10 | 6.77% | 19,807 |
| Jul 16, 2025 | 3.62 | 3.89 | 3.45 | 3.84 | 3.84 | 6.96% | 20,017 |
| Jul 15, 2025 | 3.52 | 3.63 | 3.47 | 3.59 | 3.59 | -0.83% | 2,042 |
| Jul 14, 2025 | 3.44 | 3.65 | 3.31 | 3.62 | 3.62 | 2.55% | 4,118 |
| Jul 11, 2025 | 3.43 | 3.53 | 3.31 | 3.53 | 3.53 | 0.57% | 3,195 |
| Jul 10, 2025 | 3.55 | 3.67 | 3.51 | 3.51 | 3.51 | -2.96% | 7,193 |
| Jul 9, 2025 | 3.65 | 3.65 | 3.47 | 3.62 | 3.62 | -0.90% | 2,888 |
| Jul 8, 2025 | 3.46 | 3.65 | 3.46 | 3.65 | 3.65 | 6.10% | 2,461 |
| Jul 7, 2025 | 3.42 | 3.46 | 3.42 | 3.44 | 3.44 | 0.88% | 4,112 |
| Jul 3, 2025 | 3.41 | 3.41 | 3.41 | 3.41 | 3.41 | - | 284 |
| Jul 2, 2025 | 3.42 | 3.46 | 3.31 | 3.41 | 3.41 | -0.58% | 2,601 |
| Jul 1, 2025 | 3.45 | 3.46 | 3.41 | 3.43 | 3.43 | 0.88% | 1,175 |
| Jun 30, 2025 | 3.25 | 3.46 | 3.25 | 3.40 | 3.40 | 1.80% | 3,463 |
| Jun 27, 2025 | 3.30 | 3.45 | 3.30 | 3.34 | 3.34 | -0.89% | 640 |
| Jun 26, 2025 | 3.40 | 3.40 | 3.37 | 3.37 | 3.37 | 0.60% | 835 |
| Jun 25, 2025 | 3.47 | 3.47 | 3.35 | 3.35 | 3.35 | 0.75% | 1,390 |
| Jun 24, 2025 | 3.38 | 3.38 | 3.33 | 3.33 | 3.33 | -1.04% | 667 |
| Jun 23, 2025 | 3.24 | 3.36 | 3.24 | 3.36 | 3.36 | 1.82% | 750 |
| Jun 20, 2025 | 3.50 | 3.50 | 2.99 | 3.30 | 3.30 | -5.42% | 1,758 |
| Jun 18, 2025 | 3.57 | 3.58 | 3.32 | 3.49 | 3.49 | -2.21% | 4,018 |
| Jun 17, 2025 | 3.52 | 3.61 | 3.52 | 3.57 | 3.57 | -3.04% | 1,760 |
| Jun 16, 2025 | 3.72 | 3.72 | 3.51 | 3.68 | 3.68 | 3.08% | 1,362 |
| Jun 13, 2025 | 3.57 | 3.57 | 3.50 | 3.57 | 3.57 | -1.24% | 5,715 |
| Jun 12, 2025 | 3.88 | 3.88 | 3.45 | 3.62 | 3.62 | 0.42% | 3,624 |
| Jun 11, 2025 | 3.51 | 3.60 | 3.51 | 3.60 | 3.60 | 1.69% | 318 |
| Jun 10, 2025 | 3.54 | 3.54 | 3.54 | 3.54 | 3.54 | -1.94% | 290 |
| Jun 9, 2025 | 3.61 | 3.61 | 3.61 | 3.61 | 3.61 | - | 876 |
| Jun 6, 2025 | 3.72 | 3.79 | 3.56 | 3.61 | 3.61 | -2.96% | 3,251 |
| Jun 5, 2025 | 3.73 | 3.73 | 3.72 | 3.72 | 3.72 | - | 2,704 |
| Jun 4, 2025 | 3.84 | 3.88 | 3.72 | 3.72 | 3.72 | -4.62% | 4,647 |
| Jun 3, 2025 | 3.86 | 3.90 | 3.51 | 3.90 | 3.90 | 6.85% | 4,331 |
| Jun 2, 2025 | 3.74 | 3.74 | 3.65 | 3.65 | 3.65 | 8.31% | 2,798 |
| May 30, 2025 | 3.51 | 3.51 | 3.37 | 3.37 | 3.37 | -3.99% | 825 |
| May 29, 2025 | 3.54 | 3.65 | 3.50 | 3.51 | 3.51 | 2.90% | 3,375 |
| May 28, 2025 | 3.41 | 3.41 | 3.41 | 3.41 | 3.41 | 2.13% | 696 |
| May 27, 2025 | 3.55 | 3.55 | 3.34 | 3.34 | 3.34 | -5.92% | 1,449 |
| May 23, 2025 | 3.42 | 3.69 | 3.42 | 3.55 | 3.55 | -1.77% | 2,706 |
| May 22, 2025 | 3.55 | 3.61 | 3.50 | 3.61 | 3.61 | 1.80% | 985 |
| May 21, 2025 | 3.49 | 3.55 | 3.45 | 3.55 | 3.55 | 1.89% | 2,585 |
| May 20, 2025 | 3.50 | 3.55 | 3.25 | 3.48 | 3.48 | -3.22% | 2,211 |
| May 19, 2025 | 3.60 | 3.60 | 3.60 | 3.60 | 3.60 | - | 360 |
| May 16, 2025 | 3.50 | 3.60 | 3.33 | 3.60 | 3.60 | 7.78% | 2,964 |
| May 15, 2025 | 3.44 | 3.50 | 3.15 | 3.34 | 3.34 | -3.33% | 5,697 |
| May 14, 2025 | 3.29 | 3.60 | 3.29 | 3.46 | 3.46 | -1.29% | 8,945 |
| May 13, 2025 | 3.43 | 3.50 | 3.27 | 3.50 | 3.50 | 1.16% | 3,926 |
| May 12, 2025 | 3.43 | 3.61 | 3.17 | 3.46 | 3.46 | -2.54% | 8,930 |
| May 9, 2025 | 3.35 | 3.60 | 3.20 | 3.55 | 3.55 | 5.03% | 3,375 |
| May 8, 2025 | 3.21 | 3.74 | 3.21 | 3.38 | 3.38 | -3.43% | 5,514 |
| May 7, 2025 | 3.50 | 3.50 | 3.50 | 3.50 | 3.50 | -7.41% | 636 |