Quantum Corporation (QMCO)
NASDAQ: QMCO · Real-Time Price · USD
5.68
+0.65 (12.92%)
At close: Apr 2, 2026, 4:00 PM EDT
5.64
-0.04 (-0.79%)
After-hours: Apr 2, 2026, 7:51 PM EDT
Quantum Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 2, 2026 | 4.81 | 5.74 | 4.81 | 5.68 | 5.68 | 12.92% | 580,882 |
| Apr 1, 2026 | 4.85 | 5.24 | 4.81 | 5.03 | 5.03 | 5.89% | 335,513 |
| Mar 31, 2026 | 4.34 | 4.83 | 4.25 | 4.75 | 4.75 | 10.21% | 664,407 |
| Mar 30, 2026 | 4.75 | 4.81 | 4.19 | 4.31 | 4.31 | -7.91% | 626,727 |
| Mar 27, 2026 | 5.09 | 5.09 | 4.63 | 4.68 | 4.68 | -10.34% | 491,630 |
| Mar 26, 2026 | 5.42 | 5.76 | 5.17 | 5.22 | 5.22 | -7.77% | 341,321 |
| Mar 25, 2026 | 5.35 | 5.94 | 5.16 | 5.66 | 5.66 | 10.76% | 750,134 |
| Mar 24, 2026 | 5.19 | 5.40 | 5.06 | 5.11 | 5.11 | -2.85% | 143,654 |
| Mar 23, 2026 | 5.12 | 5.33 | 5.07 | 5.26 | 5.26 | 5.84% | 178,145 |
| Mar 20, 2026 | 5.16 | 5.16 | 4.87 | 4.97 | 4.97 | -4.24% | 195,757 |
| Mar 19, 2026 | 5.18 | 5.25 | 4.96 | 5.19 | 5.19 | -2.08% | 271,349 |
| Mar 18, 2026 | 5.45 | 5.63 | 5.29 | 5.30 | 5.30 | -3.99% | 244,818 |
| Mar 17, 2026 | 5.52 | 5.66 | 5.38 | 5.52 | 5.52 | -0.36% | 165,976 |
| Mar 16, 2026 | 5.40 | 5.56 | 5.30 | 5.54 | 5.54 | 4.53% | 158,089 |
| Mar 13, 2026 | 5.46 | 5.58 | 5.13 | 5.30 | 5.30 | -2.57% | 205,886 |
| Mar 12, 2026 | 5.61 | 5.73 | 5.33 | 5.44 | 5.44 | -5.23% | 294,589 |
| Mar 11, 2026 | 5.52 | 5.77 | 5.49 | 5.74 | 5.74 | 3.99% | 256,998 |
| Mar 10, 2026 | 5.36 | 5.61 | 5.35 | 5.52 | 5.52 | 2.60% | 269,585 |
| Mar 9, 2026 | 4.99 | 5.44 | 4.95 | 5.38 | 5.38 | 4.87% | 356,788 |
| Mar 6, 2026 | 4.88 | 5.41 | 4.88 | 5.13 | 5.13 | 0.59% | 480,485 |
| Mar 5, 2026 | 4.73 | 5.22 | 4.70 | 5.10 | 5.10 | 6.03% | 568,182 |
| Mar 4, 2026 | 4.78 | 4.94 | 4.56 | 4.81 | 4.81 | 3.66% | 785,651 |
| Mar 3, 2026 | 5.17 | 5.19 | 4.50 | 4.64 | 4.64 | -12.45% | 1,130,183 |
| Mar 2, 2026 | 5.13 | 5.51 | 5.13 | 5.30 | 5.30 | -3.28% | 398,883 |
| Feb 27, 2026 | 5.45 | 5.52 | 5.27 | 5.48 | 5.48 | -3.35% | 283,778 |
| Feb 26, 2026 | 5.51 | 5.69 | 5.43 | 5.67 | 5.67 | 4.04% | 361,733 |
| Feb 25, 2026 | 5.39 | 5.55 | 5.32 | 5.45 | 5.45 | 1.11% | 324,882 |
| Feb 24, 2026 | 5.18 | 5.47 | 5.10 | 5.39 | 5.39 | 2.67% | 333,633 |
| Feb 23, 2026 | 5.26 | 5.39 | 5.07 | 5.25 | 5.25 | -2.05% | 358,348 |
| Feb 20, 2026 | 5.43 | 5.70 | 5.25 | 5.36 | 5.36 | -3.60% | 391,549 |
| Feb 19, 2026 | 5.20 | 5.60 | 5.15 | 5.56 | 5.56 | 1.65% | 776,094 |
| Feb 18, 2026 | 6.42 | 6.45 | 5.43 | 5.47 | 5.47 | -2.50% | 1,576,574 |
| Feb 17, 2026 | 5.79 | 5.80 | 5.33 | 5.61 | 5.61 | -2.94% | 1,639,057 |
| Feb 13, 2026 | 5.89 | 5.95 | 5.69 | 5.78 | 5.78 | -0.17% | 188,852 |
| Feb 12, 2026 | 6.37 | 6.37 | 5.60 | 5.79 | 5.79 | -8.39% | 755,500 |
| Feb 11, 2026 | 6.26 | 6.42 | 5.96 | 6.32 | 6.32 | 2.60% | 415,594 |
| Feb 10, 2026 | 5.94 | 6.28 | 5.90 | 6.16 | 6.16 | 3.70% | 388,177 |
| Feb 9, 2026 | 5.86 | 6.09 | 5.61 | 5.94 | 5.94 | 0.85% | 493,464 |
| Feb 6, 2026 | 5.19 | 5.90 | 5.15 | 5.89 | 5.89 | 18.75% | 786,299 |
| Feb 5, 2026 | 5.70 | 5.80 | 4.89 | 4.96 | 4.96 | -14.63% | 786,659 |
| Feb 4, 2026 | 6.25 | 6.25 | 5.64 | 5.81 | 5.81 | -6.89% | 702,644 |
| Feb 3, 2026 | 6.39 | 6.39 | 6.03 | 6.24 | 6.24 | -0.32% | 377,506 |
| Feb 2, 2026 | 6.12 | 6.47 | 6.03 | 6.26 | 6.26 | 0.97% | 425,184 |
| Jan 30, 2026 | 6.45 | 6.51 | 6.11 | 6.20 | 6.20 | -5.20% | 591,878 |
| Jan 29, 2026 | 6.79 | 6.79 | 6.43 | 6.54 | 6.54 | -3.68% | 600,984 |
| Jan 28, 2026 | 6.93 | 7.10 | 6.70 | 6.79 | 6.79 | -2.72% | 488,120 |
| Jan 27, 2026 | 6.85 | 7.01 | 6.68 | 6.98 | 6.98 | 1.90% | 400,980 |
| Jan 26, 2026 | 7.02 | 7.02 | 6.70 | 6.85 | 6.85 | -2.42% | 493,698 |
| Jan 23, 2026 | 7.27 | 7.27 | 7.00 | 7.02 | 7.02 | -3.17% | 321,413 |
| Jan 22, 2026 | 7.33 | 7.50 | 7.13 | 7.25 | 7.25 | 0.83% | 512,733 |