Quantum BioPharma Ltd. (QNTM)
NASDAQ: QNTM · Real-Time Price · USD
3.640
-0.010 (-0.27%)
At close: Feb 13, 2026, 4:00 PM EST
3.730
+0.090 (2.47%)
After-hours: Feb 13, 2026, 7:52 PM EST
Quantum BioPharma Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Feb 13, 2026 | 3.66 | 3.85 | 3.62 | 3.64 | 3.64 | -0.27% | 21,113 |
| Feb 12, 2026 | 3.85 | 3.98 | 3.65 | 3.65 | 3.65 | -5.19% | 44,114 |
| Feb 11, 2026 | 4.00 | 4.04 | 3.80 | 3.85 | 3.85 | -2.53% | 41,068 |
| Feb 10, 2026 | 3.93 | 4.04 | 3.91 | 3.95 | 3.95 | 0.25% | 28,748 |
| Feb 9, 2026 | 4.01 | 4.05 | 3.80 | 3.94 | 3.94 | -6.19% | 50,302 |
| Feb 6, 2026 | 3.96 | 4.29 | 3.90 | 4.20 | 4.20 | 7.14% | 104,198 |
| Feb 5, 2026 | 3.88 | 4.15 | 3.75 | 3.92 | 3.92 | -2.00% | 80,564 |
| Feb 4, 2026 | 4.05 | 4.29 | 3.86 | 4.00 | 4.00 | -0.74% | 191,136 |
| Feb 3, 2026 | 4.24 | 4.30 | 4.00 | 4.03 | 4.03 | -4.95% | 65,010 |
| Feb 2, 2026 | 4.60 | 4.60 | 4.07 | 4.24 | 4.24 | -7.42% | 123,813 |
| Jan 30, 2026 | 4.90 | 4.98 | 4.50 | 4.58 | 4.58 | -5.95% | 48,562 |
| Jan 29, 2026 | 4.85 | 5.05 | 4.63 | 4.87 | 4.87 | -0.81% | 51,150 |
| Jan 28, 2026 | 5.20 | 5.29 | 4.80 | 4.91 | 4.91 | -4.66% | 82,585 |
| Jan 27, 2026 | 5.37 | 5.47 | 5.08 | 5.15 | 5.15 | -4.45% | 70,895 |
| Jan 26, 2026 | 6.18 | 6.18 | 5.25 | 5.39 | 5.39 | -12.78% | 114,528 |
| Jan 23, 2026 | 6.30 | 6.47 | 6.01 | 6.18 | 6.18 | -1.90% | 46,030 |
| Jan 22, 2026 | 6.60 | 6.77 | 6.05 | 6.30 | 6.30 | -1.87% | 69,333 |
| Jan 21, 2026 | 7.00 | 7.21 | 6.25 | 6.42 | 6.42 | -11.08% | 67,541 |
| Jan 20, 2026 | 7.00 | 7.29 | 6.93 | 7.22 | 7.22 | 2.41% | 82,397 |
| Jan 16, 2026 | 6.96 | 7.18 | 6.87 | 7.05 | 7.05 | 1.29% | 27,684 |
| Jan 15, 2026 | 6.90 | 7.05 | 6.85 | 6.96 | 6.96 | -0.71% | 38,822 |
| Jan 14, 2026 | 7.10 | 7.34 | 6.94 | 7.01 | 7.01 | -5.65% | 46,247 |
| Jan 13, 2026 | 7.10 | 7.50 | 6.86 | 7.43 | 7.43 | 6.75% | 55,941 |
| Jan 12, 2026 | 6.94 | 7.22 | 6.93 | 6.96 | 6.96 | 0.43% | 40,033 |
| Jan 9, 2026 | 7.45 | 7.46 | 6.91 | 6.93 | 6.93 | -4.55% | 39,905 |
| Jan 8, 2026 | 7.34 | 7.60 | 7.22 | 7.26 | 7.26 | -4.47% | 60,574 |
| Jan 7, 2026 | 7.00 | 7.65 | 6.91 | 7.60 | 7.60 | 8.42% | 68,982 |
| Jan 6, 2026 | 7.10 | 7.30 | 6.86 | 7.01 | 7.01 | -3.04% | 51,542 |
| Jan 5, 2026 | 7.00 | 7.50 | 6.86 | 7.23 | 7.23 | 3.14% | 90,017 |
| Jan 2, 2026 | 7.00 | 7.14 | 6.50 | 7.01 | 7.01 | -3.97% | 66,793 |
| Dec 31, 2025 | 7.00 | 7.88 | 6.90 | 7.30 | 7.30 | -0.41% | 118,542 |
| Dec 30, 2025 | 8.00 | 8.09 | 7.05 | 7.33 | 7.33 | -8.83% | 103,046 |
| Dec 29, 2025 | 8.30 | 8.40 | 8.00 | 8.04 | 8.04 | -3.13% | 54,724 |
| Dec 26, 2025 | 8.62 | 9.00 | 8.03 | 8.30 | 8.30 | -4.49% | 64,042 |
| Dec 24, 2025 | 9.29 | 9.29 | 8.63 | 8.69 | 8.69 | -8.14% | 45,414 |
| Dec 23, 2025 | 10.75 | 10.81 | 9.34 | 9.46 | 9.46 | -11.51% | 130,823 |
| Dec 22, 2025 | 10.38 | 11.49 | 10.05 | 10.69 | 10.69 | 20.25% | 393,421 |
| Dec 19, 2025 | 8.80 | 9.00 | 8.45 | 8.89 | 8.89 | 0.79% | 44,612 |
| Dec 18, 2025 | 8.89 | 8.90 | 8.35 | 8.82 | 8.82 | 6.52% | 58,809 |
| Dec 17, 2025 | 8.79 | 9.17 | 8.11 | 8.28 | 8.28 | -4.28% | 76,514 |
| Dec 16, 2025 | 7.70 | 8.70 | 7.70 | 8.65 | 8.65 | 11.61% | 36,087 |
| Dec 15, 2025 | 9.41 | 9.68 | 7.52 | 7.75 | 7.75 | -17.38% | 57,959 |
| Dec 12, 2025 | 9.94 | 9.98 | 9.20 | 9.38 | 9.38 | -4.67% | 18,810 |
| Dec 11, 2025 | 10.33 | 10.94 | 9.47 | 9.84 | 9.84 | -7.26% | 78,996 |
| Dec 10, 2025 | 10.98 | 11.00 | 10.51 | 10.61 | 10.61 | -0.19% | 74,495 |
| Dec 9, 2025 | 10.01 | 10.70 | 9.86 | 10.63 | 10.63 | 4.94% | 51,187 |
| Dec 8, 2025 | 10.10 | 10.19 | 9.51 | 10.13 | 10.13 | 0.90% | 34,145 |
| Dec 5, 2025 | 9.65 | 10.17 | 9.56 | 10.04 | 10.04 | 0.40% | 70,528 |
| Dec 4, 2025 | 10.00 | 10.08 | 9.43 | 10.00 | 10.00 | 0.10% | 64,615 |
| Dec 3, 2025 | 10.00 | 10.50 | 9.22 | 9.99 | 9.99 | 2.99% | 96,651 |