COSCIENS Biopharma Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-10-19 | 8.780 | 8.780 | 8.780 | 8.780 | 8.780 | 356 |
| 2026-10-16 | 9.160 | 9.160 | 9.160 | 9.160 | 9.160 | 100 |
| 2026-10-15 | 9.500 | 9.500 | 8.900 | 8.900 | 8.900 | 1,700 |
| 2026-10-14 | 9.600 | 9.600 | 9.600 | 9.600 | 9.600 | 101 |
| 2026-10-13 | 9.800 | 9.800 | 9.700 | 9.700 | 9.700 | 350 |
| 2026-10-09 | 9.600 | 9.600 | 9.600 | 9.600 | 9.600 | 168 |
| 2026-10-08 | 9.280 | 9.890 | 9.280 | 9.890 | 9.890 | 709 |
| 2026-10-07 | 8.880 | 9.940 | 8.880 | 9.180 | 9.180 | 1,702 |
| 2026-10-06 | 8.760 | 8.760 | 8.700 | 8.700 | 8.700 | 1,603 |
| 2026-10-05 | 8.880 | 8.880 | 8.880 | 8.880 | 8.880 | 100 |
| 2026-10-01 | 9.100 | 9.100 | 8.750 | 8.750 | 8.750 | 732 |
| 2026-09-29 | 8.960 | 9.250 | 8.960 | 9.250 | 9.250 | 211 |
| 2026-09-25 | 8.500 | 10.000 | 8.400 | 8.600 | 8.600 | 3,803 |
| 2026-09-24 | 7.510 | 8.390 | 7.510 | 8.390 | 8.390 | 500 |
| 2026-09-22 | 7.580 | 8.200 | 7.580 | 8.000 | 8.000 | 2,343 |
| 2026-09-21 | 7.500 | 7.500 | 7.500 | 7.500 | 7.500 | 408 |
| 2026-09-18 | 7.600 | 7.600 | 7.600 | 7.600 | 7.600 | 100 |
| 2026-09-15 | 7.460 | 7.460 | 7.450 | 7.450 | 7.450 | 200 |
| 2026-09-11 | 7.990 | 8.000 | 7.650 | 7.650 | 7.650 | 1,952 |
| 2026-09-09 | 7.510 | 7.610 | 7.510 | 7.610 | 7.610 | 1,000 |
| 2026-09-08 | 7.610 | 7.610 | 7.610 | 7.610 | 7.610 | 501 |
| 2026-09-03 | 7.500 | 7.500 | 7.400 | 7.400 | 7.400 | 1,706 |
| 2026-09-02 | 7.500 | 7.500 | 7.500 | 7.500 | 7.500 | 100 |
| 2026-09-01 | 7.250 | 7.250 | 7.250 | 7.250 | 7.250 | 138 |
| 2026-08-26 | 7.300 | 7.300 | 7.100 | 7.300 | 7.300 | 1,626 |
| 2026-08-25 | 7.400 | 7.500 | 7.400 | 7.500 | 7.500 | 1,001 |
| 2026-08-24 | 7.260 | 7.260 | 7.240 | 7.240 | 7.240 | 1,902 |
| 2026-08-21 | 7.300 | 7.300 | 7.300 | 7.300 | 7.300 | 300 |
| 2026-08-20 | 7.950 | 7.950 | 7.950 | 7.950 | 7.950 | 501 |
| 2026-08-19 | 7.500 | 7.940 | 7.500 | 7.940 | 7.940 | 810 |
| 2026-08-18 | 7.510 | 7.750 | 7.000 | 7.340 | 7.340 | 2,400 |
| 2026-08-14 | 7.860 | 7.880 | 7.860 | 7.880 | 7.880 | 786 |
| 2026-08-12 | 7.770 | 7.860 | 7.770 | 7.860 | 7.860 | 2,001 |
| 2026-08-11 | 7.720 | 7.720 | 7.620 | 7.620 | 7.620 | 900 |
| 2026-08-10 | 7.060 | 7.250 | 7.060 | 7.250 | 7.250 | 602 |
| 2026-08-06 | 7.250 | 7.250 | 7.050 | 7.050 | 7.050 | 300 |
| 2026-08-05 | 7.050 | 7.070 | 7.050 | 7.070 | 7.070 | 636 |
| 2026-08-04 | 7.000 | 8.100 | 7.000 | 7.100 | 7.100 | 1,361 |
| 2026-07-31 | 7.100 | 7.100 | 7.080 | 7.100 | 7.100 | 652 |
| 2026-07-30 | 7.110 | 7.150 | 7.100 | 7.150 | 7.150 | 419 |
| 2026-07-29 | 7.560 | 7.900 | 7.000 | 7.900 | 7.900 | 3,434 |
| 2026-07-28 | 7.900 | 7.900 | 7.900 | 7.900 | 7.900 | 261 |
| 2026-07-24 | 7.850 | 7.850 | 7.700 | 7.700 | 7.700 | 414 |
| 2026-07-23 | 7.750 | 7.750 | 7.750 | 7.750 | 7.750 | 1,141 |
| 2026-07-22 | 7.560 | 7.620 | 7.520 | 7.620 | 7.620 | 1,204 |
| 2026-07-21 | 7.760 | 7.760 | 7.560 | 7.750 | 7.750 | 1,000 |
| 2026-07-20 | 7.900 | 7.900 | 7.550 | 7.550 | 7.550 | 2,791 |
| 2026-07-16 | 9.000 | 9.000 | 8.000 | 8.000 | 8.000 | 743 |
| 2026-07-15 | 7.780 | 7.970 | 7.770 | 7.970 | 7.970 | 997 |
| 2026-07-14 | 7.970 | 8.490 | 7.970 | 8.490 | 8.490 | 519 |
| 2026-07-13 | 9.000 | 9.000 | 7.880 | 8.500 | 8.500 | 4,115 |
| 2026-07-10 | 8.110 | 8.190 | 8.100 | 8.100 | 8.100 | 4,720 |
| 2026-07-09 | 12.740 | 12.740 | 11.800 | 11.800 | 11.800 | 414 |
| 2026-07-08 | 14.800 | 14.800 | 12.940 | 12.940 | 12.940 | 477 |
| 2026-07-07 | 10.550 | 10.550 | 10.550 | 10.550 | 10.550 | 100 |
| 2026-07-06 | 3.060 | 3.700 | 3.060 | 3.670 | 11.010 | 555 |
| 2026-07-03 | 3.500 | 3.660 | 3.500 | 3.660 | 10.980 | 826 |
| 2026-07-02 | 3.300 | 3.680 | 3.300 | 3.490 | 10.470 | 2,452 |
| 2026-06-30 | 3.000 | 3.260 | 3.000 | 3.240 | 9.720 | 4,960 |
| 2026-06-29 | 3.000 | 3.000 | 3.000 | 3.000 | 9.000 | 553 |
Page 1 of 20 · 1,144 trading daysOlder →
Stock splits
No stock splits on record.
Dividends
No dividends on record.
Open, high, low and close are as traded (CAD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.