Quantum BioPharma Ltd. (QNTM)
NASDAQ: QNTM · Real-Time Price · USD
2.380
-0.060 (-2.46%)
Oct 30, 2026, 4:00 PM EDT - Market closed
Quantum BioPharma Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 30, 2026 | 2.45 | 2.47 | 2.29 | 2.38 | 2.38 | -2.46% | 76,831 |
| Oct 29, 2026 | 2.43 | 2.50 | 2.35 | 2.44 | 2.44 | 2.95% | 52,673 |
| Oct 28, 2026 | 2.42 | 2.42 | 2.35 | 2.37 | 2.37 | 2.16% | 103,350 |
| Oct 27, 2026 | 2.21 | 2.40 | 2.17 | 2.32 | 2.32 | 4.98% | 86,827 |
| Oct 26, 2026 | 2.20 | 2.24 | 2.09 | 2.21 | 2.21 | -1.34% | 176,512 |
| Oct 23, 2026 | 2.26 | 2.37 | 2.24 | 2.24 | 2.24 | -1.32% | 42,707 |
| Oct 22, 2026 | 2.37 | 2.43 | 2.25 | 2.27 | 2.27 | -5.42% | 150,419 |
| Oct 21, 2026 | 2.45 | 2.48 | 2.37 | 2.40 | 2.40 | -1.23% | 90,606 |
| Oct 20, 2026 | 2.42 | 2.55 | 2.41 | 2.43 | 2.43 | 0.83% | 51,736 |
| Oct 19, 2026 | 2.49 | 2.55 | 2.40 | 2.41 | 2.41 | -2.43% | 63,599 |
| Oct 16, 2026 | 2.68 | 2.75 | 2.46 | 2.47 | 2.47 | -8.86% | 190,809 |
| Oct 15, 2026 | 2.65 | 2.74 | 2.60 | 2.71 | 2.71 | 1.88% | 107,516 |
| Oct 14, 2026 | 2.85 | 2.89 | 2.66 | 2.66 | 2.66 | -7.96% | 180,881 |
| Oct 13, 2026 | 2.83 | 2.97 | 2.80 | 2.89 | 2.89 | 2.48% | 84,862 |
| Oct 12, 2026 | 2.98 | 3.00 | 2.80 | 2.82 | 2.82 | -4.08% | 157,602 |
| Oct 9, 2026 | 3.11 | 3.11 | 2.94 | 2.94 | 2.94 | -5.47% | 129,997 |
| Oct 8, 2026 | 3.10 | 3.23 | 3.10 | 3.11 | 3.11 | -1.11% | 78,762 |
| Oct 7, 2026 | 3.07 | 3.16 | 3.02 | 3.15 | 3.15 | 1.78% | 149,456 |
| Oct 6, 2026 | 3.34 | 3.39 | 3.05 | 3.09 | 3.09 | -5.50% | 627,075 |
| Oct 5, 2026 | 3.40 | 3.49 | 3.25 | 3.27 | 3.27 | -4.94% | 246,764 |
| Oct 2, 2026 | 3.38 | 3.47 | 3.32 | 3.44 | 3.44 | 0.44% | 79,305 |
| Oct 1, 2026 | 3.56 | 3.66 | 3.40 | 3.43 | 3.43 | -4.86% | 82,708 |
| Sep 30, 2026 | 3.72 | 3.80 | 3.53 | 3.60 | 3.60 | -5.76% | 114,059 |
| Sep 29, 2026 | 3.95 | 3.96 | 3.71 | 3.82 | 3.82 | -3.54% | 120,202 |
| Sep 28, 2026 | 3.86 | 3.99 | 3.67 | 3.96 | 3.96 | 2.86% | 140,274 |
| Sep 25, 2026 | 4.00 | 4.00 | 3.80 | 3.85 | 3.85 | -3.75% | 193,375 |
| Sep 24, 2026 | 4.00 | 4.30 | 3.82 | 4.00 | 4.00 | 3.09% | 564,460 |
| Sep 23, 2026 | 3.65 | 4.34 | 3.65 | 3.88 | 3.88 | 4.86% | 645,261 |
| Sep 22, 2026 | 3.66 | 3.90 | 3.60 | 3.70 | 3.70 | 2.49% | 193,807 |
| Sep 21, 2026 | 3.65 | 3.82 | 3.52 | 3.61 | 3.61 | -1.37% | 78,608 |
| Sep 18, 2026 | 3.69 | 3.83 | 3.62 | 3.66 | 3.66 | -1.61% | 96,453 |
| Sep 17, 2026 | 3.63 | 3.88 | 3.63 | 3.72 | 3.72 | 1.92% | 191,750 |
| Sep 16, 2026 | 3.48 | 3.69 | 3.39 | 3.65 | 3.65 | 5.49% | 200,171 |
| Sep 15, 2026 | 3.43 | 3.50 | 3.25 | 3.46 | 3.46 | - | 103,597 |
| Sep 14, 2026 | 3.22 | 3.59 | 3.14 | 3.46 | 3.46 | 8.12% | 173,404 |
| Sep 11, 2026 | 3.32 | 3.39 | 3.20 | 3.20 | 3.20 | -2.74% | 200,785 |
| Sep 10, 2026 | 3.54 | 3.60 | 3.08 | 3.29 | 3.29 | -8.10% | 239,079 |
| Sep 9, 2026 | 3.34 | 3.74 | 3.33 | 3.58 | 3.58 | 8.81% | 445,639 |
| Sep 8, 2026 | 3.28 | 3.37 | 3.06 | 3.29 | 3.29 | 1.54% | 131,192 |
| Sep 4, 2026 | 3.01 | 3.27 | 2.99 | 3.24 | 3.24 | 9.83% | 110,980 |
| Sep 3, 2026 | 3.10 | 3.19 | 2.91 | 2.95 | 2.95 | -4.22% | 114,172 |
| Sep 2, 2026 | 3.07 | 3.14 | 3.00 | 3.08 | 3.08 | 1.32% | 51,425 |
| Sep 1, 2026 | 3.14 | 3.23 | 3.02 | 3.04 | 3.04 | -4.10% | 83,216 |
| Aug 31, 2026 | 3.02 | 3.23 | 3.02 | 3.17 | 3.17 | 3.09% | 82,250 |
| Aug 28, 2026 | 3.15 | 3.21 | 3.07 | 3.08 | 3.08 | -1.76% | 87,321 |
| Aug 27, 2026 | 3.08 | 3.24 | 3.03 | 3.13 | 3.13 | 1.95% | 58,816 |
| Aug 26, 2026 | 3.28 | 3.37 | 3.06 | 3.07 | 3.07 | -6.40% | 124,175 |
| Aug 25, 2026 | 3.36 | 3.43 | 3.12 | 3.28 | 3.28 | 1.23% | 143,782 |
| Aug 24, 2026 | 3.44 | 3.45 | 3.13 | 3.24 | 3.24 | -5.81% | 205,520 |
| Aug 21, 2026 | 3.49 | 3.58 | 3.35 | 3.44 | 3.44 | - | 137,939 |