$QMCO: Quantum Corporation - Common Stock
2025-06-12 QMCO 2025-06-12 07:01:59 11.18 10.96 0.38% QMCO 2025-06-12 08:02:48 10.94 10.92 -0.38% QMCO 2025-06-12 09:01:59 11.02 11.00 0.38% QMCO 2025-06-12 10:02:44 10.68 10.62 -3.11% QMCO 2025-06-12 11:01:57 10.83 10.81 -1.41% QMCO 2025-06-12 12:02:46 10.74 10.71 -2.36% QMCO 2025-06-12 13:01:55 10.55 10.53 -4.15% QMCO 2025-06-12 14:02:41 10.50 10.48 -4.62% QMCO 2025-06-12 15:01:56 10.40 10.38 -5.47% QMCO 2025-06-12 16:02:37 10.39 10.37 -5.47% QMCO 2025-06-12 17:01:57 10.35 10.33 -5.74% QMCO 2025-06-12 18:02:41 10.36 10.34 -5.65% QMCO 2025-06-12 19:01:51 10.40 10.38 -5.29% QMCO 2025-06-12 20:02:38 0.00 0.00 -5.29% 2025-06-13 QMCO 2025-06-13 04:02:44 15.00 9.60 -5.29% QMCO 2025-06-13 05:16:54 10.20 10.00 -2.01% QMCO 2025-06-13 09:23:48 9.99 9.98 -3.74% QMCO 2025-06-13 12:02:41 10.02 9.97 -3.74% QMCO 2025-06-13 13:02:00 10.02 9.96 -3.83% QMCO 2025-06-13 14:02:45 9.97 9.93 -4.19% QMCO 2025-06-13 15:02:00 9.95 9.90 -4.28% QMCO 2025-06-13 16:02:47 9.95 9.93 -4.19% QMCO 2025-06-13 17:01:55 9.93 9.91 -4.62% QMCO 2025-06-13 18:02:41 9.93 9.92 -4.52% QMCO 2025-06-13 19:01:58 9.92 9.89 -4.71% QMCO 2025-06-13 20:02:45 0.00 0.00 -5.00% 2025-06-16 QMCO 2025-06-16 04:02:39 11.00 10.01 -5.00% QMCO 2025-06-16 05:02:00 10.12 10.09 2.02% QMCO 2025-06-16 06:02:42 10.25 10.06 2.98% QMCO 2025-06-16 07:01:59 10.25 10.10 1.63% QMCO 2025-06-16 08:02:43 10.19 10.17 2.40% QMCO 2025-06-16 09:02:00 10.17 10.15 2.12% QMCO 2025-06-16 10:02:51 10.40 10.39 4.42% QMCO 2025-06-16 11:01:56 10.37 10.34 4.04% QMCO 2025-06-16 12:02:42 10.31 10.25 3.17% QMCO 2025-06-16 13:01:59 10.44 10.38 4.33% QMCO 2025-06-16 14:02:44 10.46 10.45 5.10% QMCO 2025-06-16 15:01:57 10.44 10.42 4.81% QMCO 2025-06-16 16:02:42 10.77 10.66 7.12% QMCO 2025-06-16 17:01:53 10.66 10.64 7.24% QMCO 2025-06-16 18:02:42 10.62 10.60 6.74% QMCO 2025-06-16 19:01:54 10.57 10.54 6.44% QMCO 2025-06-16 20:02:37 0.00 0.00 5.63% 2025-06-17 QMCO 2025-06-17 04:02:38 14.99 10.30 5.63% QMCO 2025-06-17 05:02:25 10.99 10.33 -1.01% QMCO 2025-06-17 06:02:42 10.99 10.43 -1.61% QMCO 2025-06-17 07:01:58 10.53 10.51 -0.80% QMCO 2025-06-17 08:02:40 10.46 10.44 -1.41% QMCO 2025-06-17 09:01:50 10.58 10.56 -0.20% QMCO 2025-06-17 10:02:41 10.40 10.35 -2.01% QMCO 2025-06-17 11:01:53 10.47 10.37 -1.41% QMCO 2025-06-17 12:02:43 10.32 10.27 -2.82% QMCO 2025-06-17 13:01:57 10.06 10.02 -5.53% QMCO 2025-06-17 14:02:41 9.97 9.93 -6.24% QMCO 2025-06-17 15:02:00 9.93 9.90 -6.74% QMCO 2025-06-17 16:02:39 9.94 9.92 -6.64% QMCO 2025-06-17 17:01:52 10.01 9.99 -5.57% QMCO 2025-06-17 18:02:39 9.98 9.97 -5.75% QMCO 2025-06-17 19:01:58 10.00 9.98 -5.57% QMCO 2025-06-17 20:02:41 0.00 0.00 -6.42% 2025-06-18 QMCO 2025-06-18 04:02:42 10.31 9.89 -6.42% QMCO 2025-06-18 05:02:03 10.18 9.89 0.85% QMCO 2025-06-18 06:02:47 10.18 9.97 0.94% QMCO 2025-06-18 07:02:01 10.01 9.99 1.04% QMCO 2025-06-18 08:02:43 10.02 10.00 1.13% QMCO 2025-06-18 09:02:00 10.01 9.99 1.04% QMCO 2025-06-18 10:02:43 9.78 9.76 -1.04% QMCO 2025-06-18 11:02:03 9.98 9.94 0.85% QMCO 2025-06-18 12:02:39 9.93 9.91 0.28% QMCO 2025-06-18 13:01:56 9.82 9.80 -0.75% QMCO 2025-06-18 14:02:43 9.97 9.85 0.00% QMCO 2025-06-18 15:02:03 9.66 9.64 -2.26% QMCO 2025-06-18 16:02:48 9.64 9.60 -2.45% QMCO 2025-06-18 17:01:57 9.69 9.67 -2.12% QMCO 2025-06-18 18:02:39 9.72 9.71 -1.62% QMCO 2025-06-18 19:02:00 9.67 9.65 -2.33% QMCO 2025-06-18 20:02:43 0.00 0.00 -2.02% 2025-06-20 QMCO 2025-06-20 04:02:38 15.00 9.50 -2.02% QMCO 2025-06-20 05:01:51 10.00 9.69 1.01% QMCO 2025-06-20 07:01:59 10.00 9.76 1.01% QMCO 2025-06-20 08:02:38 9.84 9.82 2.33% QMCO 2025-06-20 09:01:54 9.99 9.97 3.74% QMCO 2025-06-20 10:02:44 9.87 9.85 2.73% QMCO 2025-06-20 11:01:57 9.47 9.43 -1.31% QMCO 2025-06-20 12:02:39 9.39 9.35 -2.12% QMCO 2025-06-20 13:01:54 8.93 8.92 -6.88% QMCO 2025-06-20 14:02:44 8.69 8.68 -9.20% QMCO 2025-06-20 15:01:54 8.35 8.32 -12.74% QMCO 2025-06-20 16:14:50 8.50 8.43 -11.12% QMCO 2025-06-20 17:14:09 8.60 8.58 -10.51% QMCO 2025-06-20 18:16:26 8.50 8.40 -11.65% QMCO 2025-06-20 19:02:04 8.52 8.50 -11.34% QMCO 2025-06-20 20:02:37 0.00 0.00 -10.82% 2025-06-23 QMCO 2025-06-23 04:02:40 15.00 8.15 -10.82% QMCO 2025-06-23 05:01:53 8.35 8.25 -1.56% QMCO 2025-06-23 06:02:40 8.35 8.25 -0.94% QMCO 2025-06-23 07:01:54 8.35 8.26 -1.14% QMCO 2025-06-23 09:10:24 8.17 8.00 -3.85% QMCO 2025-06-23 10:04:13 8.05 8.01 -3.75% QMCO 2025-06-23 11:02:29 8.14 8.13 -2.91% QMCO 2025-06-23 12:02:05 7.91 7.89 -5.31% QMCO 2025-06-23 13:02:28 7.89 7.86 -5.72% QMCO 2025-06-23 14:02:09 8.20 8.18 -2.50% QMCO 2025-06-23 15:02:26 8.10 8.08 -3.43% QMCO 2025-06-23 16:02:09 8.20 8.10 -2.39% QMCO 2025-06-23 17:02:24 8.20 8.18 -2.73% QMCO 2025-06-23 18:02:06 8.24 8.22 -2.25% QMCO 2025-06-23 19:02:22 8.39 8.38 -0.36% QMCO 2025-06-23 20:02:04 0.00 0.00 -0.95% 2025-06-24 QMCO 2025-06-24 04:02:38 15.00 0.00 -0.95% QMCO 2025-06-24 05:01:59 8.89 8.75 7.35% QMCO 2025-06-24 06:02:42 8.76 8.75 6.88% QMCO 2025-06-24 07:02:07 8.86 8.68 5.93% QMCO 2025-06-24 08:02:38 8.68 8.66 5.81% QMCO 2025-06-24 09:01:59 8.59 8.55 4.51% QMCO 2025-06-24 10:02:37 8.89 8.84 8.19% QMCO 2025-06-24 11:02:02 8.87 8.85 8.30% QMCO 2025-06-24 12:02:38 8.90 8.88 8.54% QMCO 2025-06-24 13:02:09 8.92 8.90 8.66% QMCO 2025-06-24 14:02:39 8.89 8.85 7.95% QMCO 2025-06-24 15:02:00 8.86 8.84 7.95% QMCO 2025-06-24 16:02:41 8.85 8.83 7.83% QMCO 2025-06-24 17:02:04 8.89 8.86 8.67% QMCO 2025-06-24 18:02:38 8.89 8.85 8.42% QMCO 2025-06-24 19:02:03 8.87 8.85 8.18% QMCO 2025-06-24 20:02:31 0.00 0.00 8.67% 2025-06-25 QMCO 2025-06-25 04:02:33 13.00 8.85 8.67% QMCO 2025-06-25 05:02:03 9.75 9.00 2.08% QMCO 2025-06-25 06:02:35 9.75 8.99 3.17% QMCO 2025-06-25 07:01:59 9.75 9.05 3.05% QMCO 2025-06-25 08:02:38 9.16 9.15 4.15% QMCO 2025-06-25 09:02:03 9.15 9.13 4.03% QMCO 2025-06-25 10:02:44 9.06 8.93 2.08% QMCO 2025-06-25 11:02:06 8.79 8.77 -0.24% QMCO 2025-06-25 12:02:43 8.74 8.72 -0.98% QMCO 2025-06-25 13:02:04 8.70 8.68 -1.59% QMCO 2025-06-25 14:02:40 8.68 8.67 -1.71% QMCO 2025-06-25 15:02:01 8.64 8.60 -2.08% QMCO 2025-06-25 16:02:37 8.66 8.64 -1.95% QMCO 2025-06-25 17:02:02 8.77 8.75 -0.23% QMCO 2025-06-25 18:02:37 8.76 8.74 -0.68% QMCO 2025-06-25 19:02:08 8.76 8.74 -0.79% QMCO 2025-06-25 20:02:33 0.00 0.00 -0.68% 2025-06-26 QMCO 2025-06-26 04:02:46 15.00 7.25 -0.68% QMCO 2025-06-26 05:02:03 8.75 8.72 1.02% QMCO 2025-06-26 06:02:37 8.76 8.72 1.25% QMCO 2025-06-26 07:02:06 8.78 8.76 1.47% QMCO 2025-06-26 08:02:38 8.77 8.75 1.36% QMCO 2025-06-26 09:02:04 8.72 8.69 1.02% QMCO 2025-06-26 10:02:39 8.57 8.53 -0.91% QMCO 2025-06-26 11:02:00 8.67 8.63 0.23% QMCO 2025-06-26 12:02:40 8.65 8.63 0.00% QMCO 2025-06-26 13:02:05 8.72 8.64 0.11% QMCO 2025-06-26 14:02:38 8.69 8.67 0.57% QMCO 2025-06-26 15:02:00 8.81 8.77 1.59% QMCO 2025-06-26 16:02:35 9.11 9.09 5.22% QMCO 2025-06-26 17:01:58 9.09 9.07 5.09% QMCO 2025-06-26 18:02:44 9.05 9.02 4.75% QMCO 2025-06-26 19:02:04 9.09 9.07 5.09% QMCO 2025-06-26 20:02:37 0.00 0.00 4.98% 2025-06-27 QMCO 2025-06-27 04:02:39 15.00 0.00 4.98% QMCO 2025-06-27 05:00:47 9.30 9.10 2.08% QMCO 2025-06-27 06:00:47 9.29 9.10 2.43% QMCO 2025-06-27 07:00:43 9.30 9.26 2.20% QMCO 2025-06-27 08:00:55 9.31 9.28 2.55% QMCO 2025-06-27 09:00:42 9.27 9.25 1.97% QMCO 2025-06-27 10:00:51 9.37 9.27 3.47% QMCO 2025-06-27 11:00:43 9.28 9.26 2.20% QMCO 2025-06-27 12:00:50 9.39 9.36 3.59% QMCO 2025-06-27 13:00:41 9.26 9.25 1.97% QMCO 2025-06-27 14:00:49 9.22 9.19 1.16% QMCO 2025-06-27 15:00:53 8.91 8.81 -2.20% QMCO 2025-06-27 16:00:48 9.04 9.02 -0.69% QMCO 2025-06-27 17:00:40 8.98 8.96 -1.21% QMCO 2025-06-27 18:00:40 9.05 9.02 -0.44% QMCO 2025-06-27 20:00:51 9.08 9.06 -0.11% QMCO 2025-06-27 21:00:40 0.00 0.00 -0.11% 2025-06-30 QMCO 2025-06-30 05:00:46 9.93 9.16 1.87% QMCO 2025-06-30 06:00:47 9.90 9.16 2.53% QMCO 2025-06-30 07:00:44 9.22 9.09 1.43% QMCO 2025-06-30 08:00:49 9.34 9.32 3.30% QMCO 2025-06-30 09:00:46 9.23 9.21 2.09% QMCO 2025-06-30 10:00:48 9.14 9.10 0.99% QMCO 2025-06-30 11:00:43 9.36 9.34 3.52% QMCO 2025-06-30 12:00:46 9.35 9.34 3.52% QMCO 2025-06-30 13:00:44 9.43 9.42 4.40% QMCO 2025-06-30 14:00:55 9.62 9.60 6.49% QMCO 2025-06-30 15:00:43 9.74 9.73 7.81% QMCO 2025-06-30 16:00:54 9.97 9.94 10.34% QMCO 2025-06-30 17:00:47 9.90 8.93 -0.33% QMCO 2025-06-30 18:00:55 8.74 8.72 -3.32% QMCO 2025-06-30 19:00:40 8.72 8.69 -3.43% QMCO 2025-06-30 20:00:47 8.89 8.55 -1.55% QMCO 2025-06-30 21:00:40 0.00 0.00 -1.00% 2025-07-01 QMCO 2025-07-01 05:00:46 9.35 9.09 -9.73% QMCO 2025-07-01 06:00:49 9.35 9.08 -8.74% QMCO 2025-07-01 07:00:43 9.35 9.10 -8.85% QMCO 2025-07-01 08:00:51 8.97 8.93 -11.17% QMCO 2025-07-01 09:00:45 8.85 8.84 -12.61% QMCO 2025-07-01 10:00:45 8.90 8.88 -11.95% QMCO 2025-07-01 11:00:45 8.93 8.90 -11.73% QMCO 2025-07-01 12:00:46 9.03 9.01 -10.40% QMCO 2025-07-01 13:00:45 9.02 9.00 -10.62% QMCO 2025-07-01 14:00:57 9.07 9.03 -10.07% QMCO 2025-07-01 15:00:46 8.90 8.89 -11.95% QMCO 2025-07-01 16:00:48 8.98 8.97 -10.73% QMCO 2025-07-01 17:00:47 8.98 8.96 -10.03% QMCO 2025-07-01 18:00:47 9.00 8.98 -9.83% QMCO 2025-07-01 19:00:48 8.99 8.98 -9.83% QMCO 2025-07-01 21:00:42 0.00 0.00 -9.83% 2025-07-02 QMCO 2025-07-02 05:00:47 9.50 9.00 -9.83% QMCO 2025-07-02 06:00:50 9.05 9.02 0.60% QMCO 2025-07-02 07:00:41 9.07 8.98 0.20% QMCO 2025-07-02 08:00:51 9.04 9.01 0.60% QMCO 2025-07-02 09:00:45 8.99 8.97 0.10% QMCO 2025-07-02 10:00:50 8.87 8.85 -1.10% QMCO 2025-07-02 11:00:42 9.07 9.05 0.90% QMCO 2025-07-02 12:00:47 9.03 9.01 0.50% QMCO 2025-07-02 13:00:46 8.95 8.93 -0.40% QMCO 2025-07-02 14:00:56 8.97 8.93 0.00% QMCO 2025-07-02 15:00:42 9.02 9.00 0.40% QMCO 2025-07-02 16:00:49 9.17 9.16 2.01% QMCO 2025-07-02 17:00:50 9.11 9.09 1.11% QMCO 2025-07-02 18:00:51 9.09 9.08 1.34% QMCO 2025-07-02 19:00:48 9.11 9.09 1.45% QMCO 2025-07-02 20:00:54 9.14 9.10 1.78% QMCO 2025-07-02 21:00:54 0.00 0.00 1.78% 2025-07-03 QMCO 2025-07-03 05:00:47 9.12 9.01 -0.33% QMCO 2025-07-03 06:00:54 9.18 9.03 -0.56% QMCO 2025-07-03 08:00:58 9.16 9.14 -0.33% QMCO 2025-07-03 09:00:50 9.20 9.18 0.11% QMCO 2025-07-03 10:00:51 9.08 9.01 -1.23% QMCO 2025-07-03 11:00:49 9.12 9.09 -0.78% QMCO 2025-07-03 12:00:50 9.04 9.01 -1.67% QMCO 2025-07-03 13:00:44 9.09 9.07 -1.00% QMCO 2025-07-03 14:00:46 9.04 9.01 -0.33% QMCO 2025-07-03 15:00:46 9.04 9.01 -0.11% QMCO 2025-07-03 16:00:52 9.04 9.01 -0.33% QMCO 2025-07-03 17:00:46 9.05 9.02 -1.42% QMCO 2025-07-03 18:00:49 0.00 0.00 -1.42% 2025-07-07 QMCO 2025-07-07 05:00:54 8.94 8.91 -0.76% QMCO 2025-07-07 06:00:57 8.94 8.91 -1.53% QMCO 2025-07-07 07:00:46 9.02 8.91 -0.87% QMCO 2025-07-07 08:00:51 8.94 8.93 -1.31% QMCO 2025-07-07 09:00:55 8.98 8.96 -0.87% QMCO 2025-07-07 10:00:55 8.73 8.69 -3.59% QMCO 2025-07-07 11:00:55 8.90 8.86 -1.74% QMCO 2025-07-07 12:00:49 8.85 8.83 -2.29% QMCO 2025-07-07 13:00:41 8.76 8.75 -3.38% QMCO 2025-07-07 14:00:50 8.89 8.86 -1.85% QMCO 2025-07-07 15:00:39 8.84 8.82 -2.61% QMCO 2025-07-07 16:00:49 8.91 8.90 -1.74% QMCO 2025-07-07 17:00:49 8.92 8.90 -1.66% QMCO 2025-07-07 18:00:52 8.90 8.88 -1.77% QMCO 2025-07-07 19:00:47 8.95 8.89 -1.55% QMCO 2025-07-07 20:00:48 8.90 8.88 -1.77% QMCO 2025-07-07 21:00:42 0.00 0.00 -1.77% 2025-07-08 QMCO 2025-07-08 05:00:52 9.15 8.98 0.99% QMCO 2025-07-08 06:00:55 9.07 9.05 1.66% QMCO 2025-07-08 07:00:40 9.07 8.99 1.55% QMCO 2025-07-08 08:00:48 8.97 8.93 0.55% QMCO 2025-07-08 09:00:46 8.91 8.89 0.00% QMCO 2025-07-08 10:00:47 9.18 9.16 2.98% QMCO 2025-07-08 11:00:43 9.14 9.10 2.10% QMCO 2025-07-08 12:00:47 9.10 9.07 1.88% QMCO 2025-07-08 13:00:46 9.04 9.01 1.32% QMCO 2025-07-08 14:00:48 9.11 9.03 1.77% QMCO 2025-07-08 15:00:48 9.06 9.01 1.66% QMCO 2025-07-08 16:00:52 9.09 9.07 1.88% QMCO 2025-07-08 17:00:52 9.14 9.11 2.69% QMCO 2025-07-08 17:04:17 8-K Sec report https://www.sec.gov/Archives/edgar/data/709283/000070928325000016/0000709283-25-000016-index.htm 8-K - QUANTUM CORP /DE/ (0000709283) (Filer) QMCO 2025-07-08 18:00:55 9.09 9.07 1.91% QMCO 2025-07-08 19:00:49 9.10 9.09 2.13% QMCO 2025-07-08 20:00:55 9.09 9.07 1.91% QMCO 2025-07-08 21:00:49 0.00 0.00 1.91% 2025-07-09 QMCO 2025-07-09 05:00:46 9.25 8.94 -1.80% QMCO 2025-07-09 06:00:54 9.10 8.75 -1.80% QMCO 2025-07-09 07:00:50 9.10 8.90 -1.80% QMCO 2025-07-09 08:00:50 9.11 9.09 0.34% QMCO 2025-07-09 09:00:46 9.14 9.11 1.01% QMCO 2025-07-09 10:00:50 9.09 9.06 0.22% QMCO 2025-07-09 11:00:46 8.90 8.88 -1.80% QMCO 2025-07-09 12:00:50 8.89 8.85 -2.13% QMCO 2025-07-09 13:00:46 8.91 8.89 -1.80% QMCO 2025-07-09 14:00:51 8.94 8.90 -1.57% QMCO 2025-07-09 15:00:44 8.95 8.93 -1.46% QMCO 2025-07-09 16:00:54 8.89 8.88 -1.91% QMCO 2025-07-09 17:00:48 8.94 8.92 -1.54% QMCO 2025-07-09 18:00:49 8.92 8.90 -1.76% QMCO 2025-07-09 21:00:45 0.00 0.00 -1.76% 2025-07-10 QMCO 2025-07-10 05:00:56 9.50 8.88 0.33% QMCO 2025-07-10 06:00:53 9.15 8.89 0.88% QMCO 2025-07-10 07:00:49 9.15 8.93 1.21% QMCO 2025-07-10 08:00:53 9.17 9.15 3.31% QMCO 2025-07-10 09:00:53 9.08 9.06 2.32% QMCO 2025-07-10 10:00:51 9.04 9.01 1.98% QMCO 2025-07-10 11:00:47 9.07 9.06 2.32% QMCO 2025-07-10 12:00:45 9.22 9.18 3.75% QMCO 2025-07-10 13:00:45 9.10 9.07 2.54% QMCO 2025-07-10 14:00:51 9.14 9.11 3.09% QMCO 2025-07-10 15:00:46 9.11 9.08 2.54% QMCO 2025-07-10 16:00:53 9.02 9.00 1.65% QMCO 2025-07-10 17:00:50 9.00 8.99 1.58% QMCO 2025-07-10 18:00:56 9.02 9.00 1.69% QMCO 2025-07-10 19:00:47 9.04 9.01 1.92% QMCO 2025-07-10 20:00:50 9.05 9.02 1.92% QMCO 2025-07-10 21:00:47 0.00 0.00 1.92% 2025-07-11 QMCO 2025-07-11 05:02:06 9.00 8.97 -0.34% QMCO 2025-07-11 06:02:42 8.97 8.93 -0.34% QMCO 2025-07-11 07:01:57 9.00 8.93 -0.34% QMCO 2025-07-11 08:02:46 8.99 8.97 -0.11% QMCO 2025-07-11 09:02:05 8.99 8.98 -0.23% QMCO 2025-07-11 10:02:57 8.95 8.93 -0.90% QMCO 2025-07-11 11:01:58 8.90 8.88 -1.24% QMCO 2025-07-11 12:02:45 8.83 8.81 -2.03% QMCO 2025-07-11 13:02:03 8.82 8.80 -2.03% QMCO 2025-07-11 14:02:43 8.77 8.76 -2.71% QMCO 2025-07-11 15:01:57 8.67 8.65 -3.83% QMCO 2025-07-11 16:02:43 8.65 8.63 -4.06% QMCO 2025-07-11 17:02:01 8.72 8.68 -3.33% QMCO 2025-07-11 18:02:43 8.74 8.72 -3.00% QMCO 2025-07-11 19:02:06 8.70 8.68 -3.55% QMCO 2025-07-11 20:02:50 0.00 0.00 -4.44%