Quantum BioPharma Ltd. (QNTM)
NASDAQ: QNTM · Real-Time Price · USD
10.04
+0.04 (0.40%)
At close: Dec 5, 2025, 4:00 PM EST
9.90
-0.14 (-1.39%)
After-hours: Dec 5, 2025, 7:59 PM EST
Quantum BioPharma Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| 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 |
| Dec 2, 2025 | 8.20 | 10.02 | 8.01 | 9.70 | 9.70 | 13.19% | 111,426 |
| Dec 1, 2025 | 9.91 | 9.91 | 8.29 | 8.57 | 8.57 | -11.65% | 170,800 |
| Nov 28, 2025 | 12.00 | 12.42 | 9.45 | 9.70 | 9.70 | -14.99% | 660,505 |
| Nov 26, 2025 | 8.70 | 11.76 | 8.70 | 11.41 | 11.41 | 41.92% | 1,256,225 |
| Nov 25, 2025 | 6.27 | 8.04 | 6.05 | 8.04 | 8.04 | 29.68% | 182,635 |
| Nov 24, 2025 | 6.23 | 6.45 | 6.03 | 6.20 | 6.20 | 7.64% | 59,705 |
| Nov 21, 2025 | 6.20 | 6.50 | 5.57 | 5.76 | 5.76 | -6.95% | 57,745 |
| Nov 20, 2025 | 6.52 | 6.80 | 6.10 | 6.19 | 6.19 | -1.90% | 79,833 |
| Nov 19, 2025 | 6.99 | 7.20 | 6.11 | 6.31 | 6.31 | -7.07% | 94,181 |
| Nov 18, 2025 | 7.07 | 7.25 | 6.50 | 6.79 | 6.79 | -5.83% | 103,947 |
| Nov 17, 2025 | 7.36 | 8.36 | 7.18 | 7.21 | 7.21 | -2.04% | 59,072 |
| Nov 14, 2025 | 7.58 | 7.64 | 6.83 | 7.36 | 7.36 | -4.29% | 74,553 |
| Nov 13, 2025 | 8.22 | 8.49 | 7.51 | 7.69 | 7.69 | -7.68% | 46,961 |
| Nov 12, 2025 | 8.51 | 9.12 | 8.11 | 8.33 | 8.33 | -3.31% | 32,625 |
| Nov 11, 2025 | 8.06 | 8.96 | 8.06 | 8.62 | 8.62 | 2.68% | 34,761 |
| Nov 10, 2025 | 9.00 | 9.20 | 8.31 | 8.39 | 8.39 | -5.84% | 46,681 |
| Nov 7, 2025 | 8.04 | 9.02 | 8.03 | 8.91 | 8.91 | 3.73% | 40,911 |
| Nov 6, 2025 | 9.00 | 9.05 | 8.03 | 8.59 | 8.59 | -4.56% | 62,723 |
| Nov 5, 2025 | 8.98 | 9.50 | 8.92 | 9.00 | 9.00 | 1.01% | 38,113 |
| Nov 4, 2025 | 10.00 | 10.00 | 8.55 | 8.91 | 8.91 | -15.30% | 116,420 |
| Nov 3, 2025 | 10.74 | 10.74 | 9.33 | 10.52 | 10.52 | -4.97% | 101,234 |
| Oct 31, 2025 | 12.21 | 12.46 | 11.00 | 11.07 | 11.07 | -11.72% | 88,313 |
| Oct 30, 2025 | 12.51 | 13.37 | 11.50 | 12.54 | 12.54 | -2.41% | 44,188 |
| Oct 29, 2025 | 12.96 | 13.88 | 12.75 | 12.85 | 12.85 | -0.85% | 52,290 |
| Oct 28, 2025 | 13.35 | 13.75 | 12.75 | 12.96 | 12.96 | -3.50% | 65,354 |
| Oct 27, 2025 | 13.95 | 14.85 | 13.30 | 13.43 | 13.43 | -3.38% | 80,089 |
| Oct 24, 2025 | 14.75 | 14.86 | 13.82 | 13.90 | 13.90 | -3.74% | 83,641 |
| Oct 23, 2025 | 14.27 | 14.50 | 13.60 | 14.44 | 14.44 | 6.02% | 132,465 |
| Oct 22, 2025 | 14.52 | 14.55 | 13.01 | 13.62 | 13.62 | -7.16% | 61,135 |
| Oct 21, 2025 | 14.30 | 15.00 | 14.12 | 14.67 | 14.67 | 1.80% | 41,183 |
| Oct 20, 2025 | 14.31 | 15.13 | 13.81 | 14.41 | 14.41 | 1.77% | 70,109 |
| Oct 17, 2025 | 14.24 | 14.48 | 13.70 | 14.16 | 14.16 | -6.04% | 59,085 |
| Oct 16, 2025 | 15.14 | 15.50 | 14.73 | 15.07 | 15.07 | -0.53% | 45,664 |
| Oct 15, 2025 | 16.16 | 16.36 | 14.80 | 15.15 | 15.15 | -5.25% | 68,339 |
| Oct 14, 2025 | 15.29 | 16.33 | 14.82 | 15.99 | 15.99 | 5.27% | 98,115 |
| Oct 13, 2025 | 14.43 | 15.52 | 14.43 | 15.19 | 15.19 | 4.69% | 73,988 |
| Oct 10, 2025 | 15.30 | 15.94 | 14.50 | 14.51 | 14.51 | -5.23% | 93,439 |
| Oct 9, 2025 | 16.00 | 16.00 | 15.11 | 15.31 | 15.31 | -2.92% | 72,672 |
| Oct 8, 2025 | 17.47 | 17.50 | 15.64 | 15.77 | 15.77 | -8.21% | 163,602 |
| Oct 7, 2025 | 17.90 | 18.13 | 16.50 | 17.18 | 17.18 | -3.89% | 142,511 |
| Oct 6, 2025 | 18.67 | 18.87 | 17.66 | 17.88 | 17.88 | -3.12% | 123,449 |
| Oct 3, 2025 | 18.50 | 19.00 | 17.37 | 18.45 | 18.45 | 1.93% | 182,715 |
| Oct 2, 2025 | 17.06 | 19.30 | 16.52 | 18.10 | 18.10 | 9.50% | 225,403 |
| Oct 1, 2025 | 16.48 | 17.11 | 16.00 | 16.53 | 16.53 | 0.79% | 53,733 |
| Sep 30, 2025 | 16.02 | 16.46 | 15.44 | 16.40 | 16.40 | 1.30% | 67,799 |
| Sep 29, 2025 | 16.04 | 16.98 | 15.90 | 16.19 | 16.19 | -0.80% | 100,460 |
| Sep 26, 2025 | 17.23 | 17.69 | 15.55 | 16.32 | 16.32 | -4.39% | 126,968 |