Quantum Corporation QMCO
15.34 USD -1.29 (-7.76%)
Regular-session close
15.13 -0.21 -1.36%
After hours · Nov 13, 7:58 PM ET
15.03 Day range 16.99
4.31 52-week range 34.50
- YTD
- +137.83%
- 1 year
- +118.21%
QMCO price history
| Date | Open | High | Low | Close | Change | Change % | Volume |
|---|---|---|---|---|---|---|---|
| Nov 13, 2026 | 16.61 | 16.99 | 15.03 | 15.34 | -1.29 | -7.76% | 896,955 |
| Nov 12, 2026 | 15.95 | 17.09 | 15.74 | 16.63 | -0.24 | -1.42% | 927,000 |
| Nov 11, 2026 | 17.43 | 17.97 | 16.40 | 16.87 | +0.57 | +3.50% | 1,782,800 |
| Nov 10, 2026 | 19.00 | 19.94 | 15.84 | 16.30 | -0.69 | -4.06% | 3,311,200 |
| Nov 9, 2026 | 14.85 | 17.28 | 14.65 | 16.99 | +2.52 | +17.42% | 3,178,600 |
| Nov 6, 2026 | 14.62 | 15.16 | 14.07 | 14.47 | +0.78 | +5.70% | 1,195,600 |
| Nov 5, 2026 | 16.00 | 16.17 | 12.87 | 13.69 | -3.08 | -18.37% | 2,168,000 |
| Nov 4, 2026 | 17.28 | 17.73 | 16.13 | 16.77 | -0.90 | -5.09% | 896,800 |
| Nov 3, 2026 | 17.07 | 18.55 | 17.03 | 17.67 | +0.94 | +5.62% | 960,500 |
| Nov 2, 2026 | 18.50 | 18.50 | 16.45 | 16.73 | -1.54 | -8.43% | 1,118,000 |
| Oct 30, 2026 | 18.92 | 19.14 | 17.92 | 18.27 | -2.50 | -12.04% | 1,493,100 |
| Oct 29, 2026 | 19.80 | 20.94 | 19.71 | 20.77 | +0.05 | +0.24% | 689,500 |
| Oct 28, 2026 | 20.77 | 20.89 | 20.16 | 20.72 | +0.47 | +2.32% | 906,000 |
| Oct 27, 2026 | 18.93 | 20.36 | 18.82 | 20.25 | +1.56 | +8.35% | 1,064,000 |
| Oct 26, 2026 | 17.50 | 19.41 | 17.18 | 18.69 | +1.07 | +6.07% | 1,426,000 |
| Oct 23, 2026 | 17.64 | 18.99 | 17.36 | 17.62 | +0.64 | +3.77% | 1,932,400 |
| Oct 22, 2026 | 17.07 | 17.80 | 16.74 | 16.98 | -0.64 | -3.63% | 1,787,100 |
| Oct 21, 2026 | 19.20 | 19.23 | 17.25 | 17.62 | -1.37 | -7.21% | 2,144,200 |
| Oct 20, 2026 | 17.60 | 20.03 | 17.41 | 18.99 | +0.68 | +3.71% | 1,629,300 |
| Oct 19, 2026 | 19.11 | 19.53 | 18.22 | 18.31 | -0.17 | -0.92% | 1,683,400 |
| Oct 16, 2026 | 21.03 | 21.06 | 18.42 | 18.48 | -3.13 | -14.48% | 1,978,300 |
| Oct 15, 2026 | 22.50 | 22.52 | 20.38 | 21.61 | -2.25 | -9.43% | 3,321,300 |
| Oct 14, 2026 | 25.52 | 26.24 | 23.77 | 23.86 | -2.66 | -10.03% | 1,138,700 |
| Oct 13, 2026 | 26.02 | 28.07 | 25.78 | 26.52 | -0.99 | -3.60% | 2,075,400 |
| Oct 12, 2026 | 29.41 | 29.98 | 26.58 | 27.51 | -2.92 | -9.60% | 2,367,600 |
| Oct 9, 2026 | 29.89 | 30.80 | 28.30 | 30.43 | +1.25 | +4.28% | 1,201,600 |
| Oct 8, 2026 | 30.15 | 32.55 | 28.55 | 29.18 | -1.89 | -6.08% | 1,918,200 |
| Oct 7, 2026 | 32.50 | 33.39 | 30.40 | 31.07 | -2.40 | -7.17% | 1,445,000 |
| Oct 6, 2026 | 34.02 | 35.41 | 33.29 | 33.47 | -0.54 | -1.59% | 1,417,000 |
| Oct 5, 2026 | 34.39 | 35.65 | 33.64 | 34.01 | -0.49 | -1.42% | 1,649,100 |
| Oct 2, 2026 | 30.10 | 35.17 | 29.85 | 34.50 | +2.61 | +8.18% | 3,653,400 |
| Oct 1, 2026 | 33.19 | 34.37 | 31.51 | 31.89 | +0.17 | +0.54% | 1,917,500 |
| Sep 30, 2026 | 32.83 | 33.18 | 31.40 | 31.72 | -1.14 | -3.47% | 1,293,600 |
| Sep 29, 2026 | 32.32 | 34.68 | 31.17 | 32.86 | +1.46 | +4.65% | 1,966,200 |
| Sep 28, 2026 | 31.65 | 32.90 | 31.07 | 31.40 | -0.28 | -0.88% | 1,616,600 |
| Sep 25, 2026 | 30.01 | 33.01 | 29.02 | 31.68 | +2.19 | +7.43% | 4,239,000 |
| Sep 24, 2026 | 25.39 | 32.08 | 25.10 | 29.49 | +3.52 | +13.55% | 5,210,300 |
| Sep 23, 2026 | 25.44 | 29.15 | 24.50 | 25.97 | +0.32 | +1.25% | 3,683,000 |
| Sep 22, 2026 | 26.05 | 26.49 | 24.65 | 25.65 | -0.45 | -1.72% | 1,102,800 |
| Sep 21, 2026 | 26.02 | 26.50 | 25.06 | 26.10 | +1.01 | +4.03% | 1,096,400 |
| Sep 18, 2026 | 24.83 | 25.31 | 24.30 | 25.09 | +0.15 | +0.60% | 1,873,600 |
| Sep 17, 2026 | 24.68 | 26.39 | 24.59 | 24.94 | +1.11 | +4.66% | 1,450,300 |
| Sep 16, 2026 | 23.56 | 24.37 | 22.90 | 23.83 | +0.57 | +2.45% | 758,500 |
| Sep 15, 2026 | 22.90 | 24.07 | 22.61 | 23.26 | +0.43 | +1.88% | 874,600 |
| Sep 14, 2026 | 22.60 | 24.13 | 21.80 | 22.83 | -0.75 | -3.18% | 961,300 |
| Sep 11, 2026 | 23.03 | 23.72 | 22.30 | 23.58 | +0.55 | +2.39% | 785,600 |
| Sep 10, 2026 | 23.54 | 24.54 | 22.90 | 23.03 | -1.21 | -4.99% | 984,700 |
| Sep 9, 2026 | 24.40 | 25.49 | 24.08 | 24.24 | -0.22 | -0.90% | 860,900 |
| Sep 8, 2026 | 24.73 | 25.75 | 24.33 | 24.46 | -0.27 | -1.09% | 1,441,900 |
| Sep 4, 2026 | 24.47 | 25.48 | 23.93 | 24.73 | +0.43 | +1.77% | 1,046,000 |
| Sep 3, 2026 | 22.81 | 24.37 | 21.72 | 24.30 | +1.52 | +6.67% | 795,100 |
| Sep 2, 2026 | 24.05 | 24.42 | 22.27 | 22.78 | -1.39 | -5.75% | 914,600 |
| Sep 1, 2026 | 23.85 | 24.68 | 23.06 | 24.17 | -0.16 | -0.66% | 860,600 |
| Aug 31, 2026 | 21.97 | 24.41 | 21.41 | 24.33 | +2.07 | +9.30% | 1,203,700 |
| Aug 28, 2026 | 23.42 | 23.72 | 21.91 | 22.26 | -1.30 | -5.52% | 728,600 |
| Aug 27, 2026 | 23.50 | 23.85 | 22.84 | 23.56 | +0.35 | +1.51% | 878,300 |
| Aug 26, 2026 | 22.31 | 23.26 | 21.72 | 23.21 | +0.82 | +3.66% | 856,500 |
| Aug 25, 2026 | 21.90 | 22.41 | 21.01 | 22.39 | +0.83 | +3.85% | 961,000 |
| Aug 24, 2026 | 21.31 | 21.91 | 20.48 | 21.56 | -0.69 | -3.10% | 924,100 |
| Aug 21, 2026 | 20.80 | 22.40 | 19.73 | 22.25 | +1.76 | +8.59% | 1,459,900 |
| Aug 20, 2026 | 21.52 | 21.79 | 19.73 | 20.49 | -1.30 | -5.97% | 1,461,500 |
| Aug 19, 2026 | 23.27 | 23.27 | 21.29 | 21.79 | -1.73 | -7.36% | 1,862,800 |
| Aug 18, 2026 | 23.84 | 26.28 | 23.46 | 23.52 | -1.40 | -5.62% | 1,596,800 |
| Aug 17, 2026 | 24.83 | 25.95 | 23.75 | 24.92 | -1.19 | -4.56% | 2,094,600 |
| Aug 14, 2026 | 24.68 | 27.80 | 24.10 | 26.11 | +1.43 | +5.79% | 4,278,000 |
65 days, newest first. Daily bars as drawn on the QMCO chart; change is against the previous day's close. Open, high, low and volume are in the download and on a wider screen.