Quantum BioPharma Ltd. (CSE:QNTM)
Canada · Delayed Price · Currency is CAD 21.76
-1.74 (-7.40%)
Oct 8, 2025, 4:00 PM EDT
Quantum BioPharma Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 9, 2025 | 21.76 | 22.25 | 21.25 | 21.75 | 21.75 | -0.05% | 9,399 |
| Oct 8, 2025 | 23.00 | 23.80 | 21.75 | 21.76 | 21.76 | -7.40% | 13,995 |
| Oct 7, 2025 | 24.75 | 24.75 | 23.05 | 23.50 | 23.50 | -5.05% | 4,795 |
| Oct 6, 2025 | 25.75 | 26.00 | 24.75 | 24.75 | 24.75 | -3.88% | 7,564 |
| Oct 3, 2025 | 26.00 | 26.00 | 25.02 | 25.75 | 25.75 | -0.96% | 5,232 |
| Oct 2, 2025 | 23.75 | 26.25 | 23.50 | 26.00 | 26.00 | 10.87% | 5,311 |
| Oct 1, 2025 | 23.00 | 23.45 | 23.00 | 23.45 | 23.45 | 1.16% | 391 |
| Sep 30, 2025 | 22.40 | 23.18 | 21.75 | 23.18 | 23.18 | 3.02% | 3,672 |
| Sep 29, 2025 | 22.50 | 23.50 | 22.50 | 22.50 | 22.50 | 1.44% | 2,815 |
| Sep 26, 2025 | 23.25 | 23.25 | 22.00 | 22.18 | 22.18 | -8.54% | 3,879 |
| Sep 25, 2025 | 22.92 | 24.36 | 22.92 | 24.25 | 24.25 | 0.21% | 1,931 |
| Sep 24, 2025 | 25.25 | 25.25 | 24.00 | 24.20 | 24.20 | -6.92% | 1,411 |
| Sep 23, 2025 | 25.55 | 26.25 | 25.55 | 26.00 | 26.00 | 1.96% | 3,361 |
| Sep 22, 2025 | 26.00 | 26.00 | 25.00 | 25.50 | 25.50 | -1.92% | 555 |
| Sep 19, 2025 | 27.66 | 28.59 | 25.65 | 26.00 | 26.00 | -6.31% | 6,311 |
| Sep 18, 2025 | 25.90 | 27.75 | 25.90 | 27.75 | 27.75 | 12.12% | 13,251 |
| Sep 17, 2025 | 23.75 | 24.75 | 23.75 | 24.75 | 24.75 | 3.99% | 463 |
| Sep 16, 2025 | 25.15 | 25.50 | 23.80 | 23.80 | 23.80 | 0.04% | 798 |
| Sep 15, 2025 | 22.75 | 24.50 | 22.45 | 23.79 | 23.79 | -0.04% | 1,726 |
| Sep 12, 2025 | 21.29 | 23.80 | 21.29 | 23.80 | 23.80 | 8.18% | 1,296 |
| Sep 11, 2025 | 22.00 | 22.00 | 21.40 | 22.00 | 22.00 | -5.38% | 1,257 |
| Sep 10, 2025 | 20.90 | 23.94 | 20.90 | 23.25 | 23.25 | 31.73% | 4,769 |
| Sep 9, 2025 | 17.79 | 18.00 | 17.60 | 17.65 | 17.65 | -1.94% | 4,644 |
| Sep 8, 2025 | 19.00 | 19.00 | 17.02 | 18.00 | 18.00 | -8.16% | 4,127 |
| Sep 5, 2025 | 19.95 | 20.00 | 19.00 | 19.60 | 19.60 | -2.20% | 2,003 |
| Sep 4, 2025 | 21.50 | 21.50 | 19.75 | 20.04 | 20.04 | -8.49% | 3,039 |
| Sep 3, 2025 | 23.62 | 23.62 | 21.75 | 21.90 | 21.90 | -6.81% | 2,669 |
| Sep 2, 2025 | 23.62 | 23.62 | 23.50 | 23.50 | 23.50 | 1.82% | 215 |
| Aug 29, 2025 | 24.00 | 24.00 | 23.07 | 23.08 | 23.08 | -3.83% | 1,537 |
| Aug 28, 2025 | 23.29 | 24.06 | 23.10 | 24.00 | 24.00 | 3.00% | 2,584 |
| Aug 27, 2025 | 22.52 | 24.50 | 22.52 | 23.30 | 23.30 | 3.51% | 3,583 |
| Aug 26, 2025 | 24.50 | 24.50 | 22.51 | 22.51 | 22.51 | -9.96% | 8,092 |
| Aug 25, 2025 | 25.00 | 25.00 | 24.75 | 25.00 | 25.00 | - | 2,126 |
| Aug 22, 2025 | 25.00 | 25.50 | 25.00 | 25.00 | 25.00 | -0.99% | 4,211 |
| Aug 21, 2025 | 25.50 | 26.75 | 25.25 | 25.25 | 25.25 | 0.60% | 7,417 |
| Aug 20, 2025 | 25.50 | 25.81 | 24.50 | 25.10 | 25.10 | -1.57% | 2,845 |
| Aug 19, 2025 | 28.64 | 28.64 | 25.00 | 25.50 | 25.50 | -11.30% | 3,059 |
| Aug 18, 2025 | 30.16 | 30.16 | 28.75 | 28.75 | 28.75 | -2.54% | 4,480 |
| Aug 15, 2025 | 30.75 | 30.75 | 29.09 | 29.50 | 29.50 | -5.60% | 798 |
| Aug 14, 2025 | 31.55 | 31.62 | 30.50 | 31.25 | 31.25 | -0.79% | 4,370 |
| Aug 13, 2025 | 33.57 | 34.34 | 31.50 | 31.50 | 31.50 | -5.26% | 5,363 |
| Aug 12, 2025 | 38.25 | 38.25 | 30.00 | 33.25 | 33.25 | -10.01% | 9,454 |
| Aug 11, 2025 | 42.00 | 43.00 | 35.70 | 36.95 | 36.95 | -7.28% | 8,348 |
| Aug 8, 2025 | 37.54 | 39.85 | 37.54 | 39.85 | 39.85 | 12.86% | 6,322 |
| Aug 7, 2025 | 38.00 | 42.50 | 35.31 | 35.31 | 35.31 | -1.92% | 6,553 |
| Aug 6, 2025 | 33.50 | 36.00 | 33.50 | 36.00 | 36.00 | 7.46% | 2,064 |
| Aug 5, 2025 | 35.99 | 37.25 | 33.50 | 33.50 | 33.50 | 2.29% | 5,508 |
| Aug 1, 2025 | 30.65 | 34.00 | 30.20 | 32.75 | 32.75 | 0.77% | 3,509 |
| Jul 31, 2025 | 31.90 | 33.95 | 31.90 | 32.50 | 32.50 | 3.17% | 2,137 |
| Jul 30, 2025 | 32.14 | 33.45 | 31.50 | 31.50 | 31.50 | 1.61% | 4,273 |