$ASYS: Amtech Systems, Inc. - Common Stock
2026-04-02 ASYS 2026-04-02 07:01:19 13.62 8.88 2.40% ASYS 2026-04-02 08:02:11 13.56 11.11 2.40% ASYS 2026-04-02 10:01:31 12.00 11.55 -1.37% ASYS 2026-04-02 11:01:16 12.05 11.90 0.94% ASYS 2026-04-02 12:01:29 12.18 12.01 1.37% ASYS 2026-04-02 13:01:21 12.16 12.04 1.03% ASYS 2026-04-02 14:01:28 12.06 12.01 0.68% ASYS 2026-04-02 15:01:27 12.06 12.02 1.03% ASYS 2026-04-02 16:01:29 13.29 10.52 1.54% ASYS 2026-04-02 17:01:26 13.29 10.52 -0.33% ASYS 2026-04-02 20:01:35 0.00 0.00 -0.33% 2026-04-06 ASYS 2026-04-06 04:01:33 13.68 8.88 -0.33% ASYS 2026-04-06 07:01:50 12.50 10.52 -0.33% ASYS 2026-04-06 10:01:35 12.37 12.14 1.34% ASYS 2026-04-06 11:01:27 12.55 12.43 3.68% ASYS 2026-04-06 12:01:28 12.41 12.32 2.26% ASYS 2026-04-06 13:01:28 12.43 12.28 1.51% ASYS 2026-04-06 14:01:36 12.34 12.30 1.76% ASYS 2026-04-06 15:01:22 12.39 12.33 1.92% ASYS 2026-04-06 16:01:56 13.50 11.40 1.34% ASYS 2026-04-06 17:01:29 13.50 11.40 1.32% ASYS 2026-04-06 20:01:44 0.00 0.00 1.32% 2026-04-07 ASYS 2026-04-07 04:01:31 16.98 10.43 1.32% ASYS 2026-04-07 05:01:32 16.98 11.50 1.32% ASYS 2026-04-07 06:01:34 16.98 11.50 -0.08% ASYS 2026-04-07 07:01:27 13.70 11.50 -0.08% ASYS 2026-04-07 10:01:31 12.17 11.95 -1.82% ASYS 2026-04-07 11:01:26 12.01 11.95 -2.15% ASYS 2026-04-07 12:01:41 12.21 12.12 -0.74% ASYS 2026-04-07 13:01:33 12.62 12.41 2.31% ASYS 2026-04-07 14:01:34 12.33 12.27 0.58% ASYS 2026-04-07 15:01:27 12.25 12.19 -0.08% ASYS 2026-04-07 16:01:32 12.62 10.52 -0.91% ASYS 2026-04-07 17:01:28 12.62 10.52 -0.90% ASYS 2026-04-07 20:01:36 0.00 0.00 -0.90% 2026-04-08 ASYS 2026-04-08 04:01:35 16.98 11.15 -0.90% ASYS 2026-04-08 05:01:33 16.98 12.25 -0.90% ASYS 2026-04-08 07:01:39 14.87 12.30 -0.90% ASYS 2026-04-08 08:01:37 14.11 12.30 -0.90% ASYS 2026-04-08 09:01:31 13.89 12.30 1.63% ASYS 2026-04-08 10:01:45 13.00 12.80 6.11% ASYS 2026-04-08 11:01:37 13.26 12.96 7.58% ASYS 2026-04-08 12:01:32 13.15 13.02 8.15% ASYS 2026-04-08 13:01:34 13.03 12.97 6.93% ASYS 2026-04-08 14:01:35 13.09 13.01 7.58% ASYS 2026-04-08 15:02:50 12.96 12.87 6.68% ASYS 2026-04-08 16:01:39 17.44 12.72 7.25% ASYS 2026-04-08 17:01:28 13.03 12.72 7.33% ASYS 2026-04-08 18:01:36 13.03 12.99 7.33% ASYS 2026-04-08 19:01:34 14.87 12.72 7.90% ASYS 2026-04-08 20:01:38 0.00 0.00 7.90% 2026-04-09 ASYS 2026-04-09 04:01:47 15.17 10.43 1.07% ASYS 2026-04-09 07:01:38 14.87 11.80 1.07% ASYS 2026-04-09 10:01:36 13.91 13.76 6.83% ASYS 2026-04-09 11:01:25 13.79 13.61 5.84% ASYS 2026-04-09 12:01:26 13.95 13.80 7.65% ASYS 2026-04-09 13:01:26 14.09 14.01 8.23% ASYS 2026-04-09 14:01:36 14.07 13.86 7.82% ASYS 2026-04-09 15:01:27 14.10 13.94 7.98% ASYS 2026-04-09 16:01:35 15.02 13.80 7.74% ASYS 2026-04-09 17:01:29 15.02 11.80 7.21% ASYS 2026-04-09 18:01:38 16.22 11.80 7.21% ASYS 2026-04-09 20:01:47 0.00 0.00 7.21% 2026-04-10 ASYS 2026-04-10 04:01:35 16.98 12.76 7.21% ASYS 2026-04-10 05:01:31 16.98 10.99 7.21% ASYS 2026-04-10 07:01:56 16.22 12.90 7.21% ASYS 2026-04-10 09:01:30 15.98 12.90 7.21% ASYS 2026-04-10 10:01:26 14.22 14.03 1.30% ASYS 2026-04-10 11:01:24 14.45 14.38 3.61% ASYS 2026-04-10 12:03:15 14.33 14.30 2.61% ASYS 2026-04-10 13:01:35 14.38 14.32 3.22% ASYS 2026-04-10 14:01:37 14.72 14.67 5.60% ASYS 2026-04-10 15:01:26 14.90 14.85 7.06% ASYS 2026-04-10 16:01:37 15.01 12.77 6.06% ASYS 2026-04-10 17:01:27 15.01 12.90 2.87% ASYS 2026-04-10 20:01:47 0.00 0.00 6.66% 2026-04-13 ASYS 2026-04-13 04:01:35 15.84 10.43 6.66% ASYS 2026-04-13 07:01:22 15.91 14.59 6.66% ASYS 2026-04-13 08:01:24 16.06 14.59 6.66% ASYS 2026-04-13 10:01:27 15.95 15.74 8.24% ASYS 2026-04-13 11:01:20 16.48 16.34 12.46% ASYS 2026-04-13 12:01:30 16.48 16.28 11.68% ASYS 2026-04-13 13:01:29 16.36 16.23 11.17% ASYS 2026-04-13 14:01:26 16.39 16.32 11.68% ASYS 2026-04-13 15:01:29 16.71 16.53 12.82% ASYS 2026-04-13 16:01:44 17.00 15.24 13.68% ASYS 2026-04-13 17:01:33 17.00 14.80 14.58% ASYS 2026-04-13 19:01:32 16.82 14.80 14.10% ASYS 2026-04-13 20:02:03 0.00 0.00 15.25% 2026-04-14 ASYS 2026-04-14 04:01:29 18.90 14.82 15.25% ASYS 2026-04-14 07:01:31 18.90 15.35 15.25% ASYS 2026-04-14 08:01:39 18.00 16.77 2.31% ASYS 2026-04-14 09:01:23 18.00 16.82 2.31% ASYS 2026-04-14 10:01:29 16.34 16.17 -2.98% ASYS 2026-04-14 11:01:37 16.08 15.99 -4.20% ASYS 2026-04-14 12:01:34 16.00 15.84 -4.54% ASYS 2026-04-14 13:01:38 15.98 15.90 -4.61% ASYS 2026-04-14 14:01:29 16.24 16.14 -3.25% ASYS 2026-04-14 15:01:26 16.22 16.11 -3.46% ASYS 2026-04-14 16:01:26 17.41 14.00 -4.61% ASYS 2026-04-14 17:01:23 17.41 14.05 -4.08% ASYS 2026-04-14 18:01:59 17.68 14.05 -4.08% ASYS 2026-04-14 19:01:35 15.87 14.05 -5.70% ASYS 2026-04-14 20:01:45 0.00 0.00 -4.68% 2026-04-15 ASYS 2026-04-15 04:01:34 18.90 14.00 -4.68% ASYS 2026-04-15 07:01:20 18.90 14.80 -4.68% ASYS 2026-04-15 08:01:23 18.00 14.80 -4.68% ASYS 2026-04-15 10:05:54 15.75 15.59 -2.40% ASYS 2026-04-15 11:01:23 15.78 15.69 -1.38% ASYS 2026-04-15 12:01:37 15.84 15.76 -0.84% ASYS 2026-04-15 13:01:29 15.50 15.32 -3.36% ASYS 2026-04-15 14:01:27 15.69 15.51 -2.52% ASYS 2026-04-15 15:01:31 15.69 15.53 -2.40% ASYS 2026-04-15 16:01:44 17.50 14.35 -0.44% ASYS 2026-04-15 17:01:41 17.23 14.35 -0.44% ASYS 2026-04-15 18:01:38 17.20 14.35 -0.44% ASYS 2026-04-15 19:01:44 17.20 14.35 -2.07% ASYS 2026-04-15 20:01:46 0.00 0.00 -2.07% 2026-04-16 ASYS 2026-04-16 04:01:56 18.90 14.00 -2.07% ASYS 2026-04-16 07:01:49 17.70 14.00 -2.07% ASYS 2026-04-16 09:01:24 17.70 14.00 0.63% ASYS 2026-04-16 10:01:22 16.21 15.91 1.63% ASYS 2026-04-16 11:01:24 16.21 16.12 1.88% ASYS 2026-04-16 12:01:32 16.14 16.10 1.44% ASYS 2026-04-16 13:01:23 16.18 16.07 1.75% ASYS 2026-04-16 14:01:30 16.22 15.99 1.44% ASYS 2026-04-16 15:01:48 16.24 15.98 1.88% ASYS 2026-04-16 16:01:33 16.49 15.90 3.14% ASYS 2026-04-16 17:01:36 16.49 15.90 2.64% ASYS 2026-04-16 18:01:44 16.35 15.90 2.64% ASYS 2026-04-16 19:01:47 16.35 14.00 2.64% ASYS 2026-04-16 20:02:04 0.00 0.00 2.64% 2026-04-17 ASYS 2026-04-17 04:01:45 18.90 12.99 2.64% ASYS 2026-04-17 08:01:33 18.00 12.99 2.64% ASYS 2026-04-17 09:01:23 17.00 16.39 0.13% ASYS 2026-04-17 10:01:43 15.97 15.76 -2.58% ASYS 2026-04-17 11:01:35 15.79 15.66 -4.03% ASYS 2026-04-17 12:01:44 15.98 15.87 -2.77% ASYS 2026-04-17 13:02:07 16.37 16.30 0.25% ASYS 2026-04-17 14:01:53 16.18 16.05 -1.82% ASYS 2026-04-17 15:01:37 16.25 16.16 -1.07% ASYS 2026-04-17 16:01:47 17.50 16.00 -1.10% ASYS 2026-04-17 17:01:39 17.50 15.62 -1.10% ASYS 2026-04-17 19:01:48 17.43 14.53 -1.10% ASYS 2026-04-17 20:02:15 0.00 0.00 -1.10% 2026-04-20 ASYS 2026-04-20 04:01:35 18.05 14.64 0.55% ASYS 2026-04-20 05:01:38 17.50 16.05 0.55% ASYS 2026-04-20 06:01:39 17.50 16.50 0.12% ASYS 2026-04-20 08:01:39 17.50 16.50 1.77% ASYS 2026-04-20 09:01:27 17.50 16.51 4.09% ASYS 2026-04-20 10:01:33 16.66 16.39 1.65% ASYS 2026-04-20 11:01:20 16.55 16.23 2.13% ASYS 2026-04-20 12:01:36 16.78 16.55 2.20% ASYS 2026-04-20 13:01:30 16.53 16.46 2.07% ASYS 2026-04-20 14:01:37 16.91 16.80 3.96% ASYS 2026-04-20 15:01:35 16.90 16.82 4.15% ASYS 2026-04-20 16:01:25 17.43 16.71 3.15% ASYS 2026-04-20 17:01:30 17.43 16.11 3.15% ASYS 2026-04-20 20:01:50 0.00 0.00 3.15% 2026-04-21 ASYS 2026-04-21 04:01:46 18.45 14.64 3.15% ASYS 2026-04-21 07:01:22 18.45 16.00 3.15% ASYS 2026-04-21 08:01:32 18.00 16.50 3.15% ASYS 2026-04-21 09:01:23 18.00 16.50 1.11% ASYS 2026-04-21 10:01:32 17.37 17.09 2.41% ASYS 2026-04-21 11:01:20 16.83 16.53 -0.25% ASYS 2026-04-21 12:01:37 16.88 16.67 0.37% ASYS 2026-04-21 13:01:31 16.66 16.55 -0.99% ASYS 2026-04-21 14:01:35 16.90 16.71 1.05% ASYS 2026-04-21 15:01:47 16.97 16.82 1.11% ASYS 2026-04-21 16:01:44 17.24 16.93 1.32% ASYS 2026-04-21 17:01:17 17.50 15.32 1.32% ASYS 2026-04-21 18:01:39 17.50 16.71 1.32% ASYS 2026-04-21 19:01:40 17.70 16.71 1.32% ASYS 2026-04-21 20:01:33 0.00 0.00 1.32% 2026-04-22 ASYS 2026-04-22 04:01:46 18.90 14.64 1.32% ASYS 2026-04-22 06:01:37 18.90 16.10 1.32% ASYS 2026-04-22 08:01:41 18.00 16.10 1.32% ASYS 2026-04-22 10:01:35 17.15 16.89 2.03% ASYS 2026-04-22 11:01:40 16.93 16.55 -1.38% ASYS 2026-04-22 12:03:02 16.58 16.52 -1.50% ASYS 2026-04-22 13:01:31 16.99 16.89 0.90% ASYS 2026-04-22 14:01:29 18.49 18.23 10.17% ASYS 2026-04-22 15:01:43 18.24 18.01 7.95% ASYS 2026-04-22 16:01:59 18.05 16.00 6.72% ASYS 2026-04-22 17:01:40 18.03 16.00 7.26% ASYS 2026-04-22 18:01:43 20.11 18.25 9.16% ASYS 2026-04-22 19:01:43 19.86 18.25 8.92% ASYS 2026-04-22 20:01:51 0.00 0.00 8.92% 2026-04-23 ASYS 2026-04-23 04:02:05 28.79 16.01 8.92% ASYS 2026-04-23 05:01:41 21.71 16.01 8.92% ASYS 2026-04-23 07:01:33 19.00 18.07 3.75% ASYS 2026-04-23 08:01:34 19.00 18.07 3.09% ASYS 2026-04-23 09:01:28 19.00 18.14 1.49% ASYS 2026-04-23 10:01:30 17.40 17.23 -3.99% ASYS 2026-04-23 11:02:01 17.78 17.53 -1.78% ASYS 2026-04-23 12:01:47 17.39 17.32 -3.69% ASYS 2026-04-23 13:01:40 17.29 17.11 -4.76% ASYS 2026-04-23 14:01:49 17.24 17.03 -5.59% ASYS 2026-04-23 15:01:36 16.99 16.89 -6.13% ASYS 2026-04-23 16:01:42 18.77 17.25 -4.17% ASYS 2026-04-23 17:01:39 18.77 16.96 -4.17% ASYS 2026-04-23 18:01:43 18.77 17.20 -5.56% ASYS 2026-04-23 19:01:47 18.77 16.00 -2.17% ASYS 2026-04-23 20:01:46 0.00 0.00 -2.17% 2026-04-24 ASYS 2026-04-24 04:01:51 19.52 14.64 -2.17% ASYS 2026-04-24 07:01:30 19.52 17.00 -2.17% ASYS 2026-04-24 08:01:35 19.27 17.00 2.50% ASYS 2026-04-24 09:01:27 17.59 17.00 2.61% ASYS 2026-04-24 10:01:37 17.91 17.52 3.22% ASYS 2026-04-24 11:01:23 18.16 18.07 5.11% ASYS 2026-04-24 12:01:47 18.75 18.61 8.06% ASYS 2026-04-24 13:01:28 19.39 19.18 11.39% ASYS 2026-04-24 14:01:32 19.60 19.50 12.72% ASYS 2026-04-24 15:01:40 19.21 19.07 10.83% ASYS 2026-04-24 16:01:36 18.77 18.00 7.60% ASYS 2026-04-24 17:01:59 19.20 18.00 7.60% ASYS 2026-04-24 18:01:44 19.20 17.00 10.67% ASYS 2026-04-24 20:02:12 0.00 0.00 10.67% 2026-04-27 ASYS 2026-04-27 04:01:52 23.88 17.14 10.67% ASYS 2026-04-27 05:01:30 23.98 17.07 10.67% ASYS 2026-04-27 06:01:33 23.98 19.00 1.45% ASYS 2026-04-27 08:01:31 21.00 19.50 4.29% ASYS 2026-04-27 09:01:25 19.19 18.75 1.39% ASYS 2026-04-27 10:01:30 18.57 18.30 -1.10% ASYS 2026-04-27 11:01:26 17.96 17.69 -4.64% ASYS 2026-04-27 12:01:32 17.86 17.60 -5.39% ASYS 2026-04-27 13:01:20 17.68 17.53 -6.73% ASYS 2026-04-27 14:01:35 17.52 17.43 -7.66% ASYS 2026-04-27 15:01:27 17.52 17.42 -7.71% ASYS 2026-04-27 16:01:39 24.00 17.21 -5.49% ASYS 2026-04-27 17:01:25 20.79 17.25 -5.49% ASYS 2026-04-27 18:01:19 20.79 17.25 -6.45% ASYS 2026-04-27 19:01:24 20.79 17.55 -6.45% ASYS 2026-04-27 20:01:23 0.00 0.00 -6.45% 2026-04-28 ASYS 2026-04-28 04:01:34 28.36 15.52 -6.45% ASYS 2026-04-28 05:01:21 28.36 17.00 -6.45% ASYS 2026-04-28 06:01:26 19.25 16.50 -6.45% ASYS 2026-04-28 07:01:23 17.57 16.70 -0.85% ASYS 2026-04-28 08:01:30 17.48 16.70 -0.85% ASYS 2026-04-28 09:01:20 17.48 16.70 -1.70% ASYS 2026-04-28 10:01:22 17.06 16.82 -3.89% ASYS 2026-04-28 11:01:19 16.52 16.39 -6.71% ASYS 2026-04-28 12:01:24 16.49 16.39 -7.09% ASYS 2026-04-28 13:01:33 16.57 16.44 -6.82% ASYS 2026-04-28 14:01:28 16.73 16.61 -5.97% ASYS 2026-04-28 15:01:23 16.79 16.69 -5.49% ASYS 2026-04-28 16:01:32 19.43 16.00 -6.32% ASYS 2026-04-28 19:01:35 19.19 16.00 -6.32% ASYS 2026-04-28 20:01:38 0.00 0.00 -6.32% 2026-04-29 ASYS 2026-04-29 04:01:39 17.90 16.70 -6.32% ASYS 2026-04-29 07:01:24 17.90 16.60 -6.32% ASYS 2026-04-29 08:01:26 17.90 16.61 -6.32% ASYS 2026-04-29 09:01:24 17.90 16.66 -6.32% ASYS 2026-04-29 10:01:26 17.18 16.94 2.48% ASYS 2026-04-29 11:01:21 16.75 16.53 0.45% ASYS 2026-04-29 12:01:25 16.68 16.51 -0.34% ASYS 2026-04-29 13:01:24 16.57 16.52 -0.23% ASYS 2026-04-29 14:01:40 16.52 16.42 -0.73% ASYS 2026-04-29 15:01:21 16.75 16.69 0.73% ASYS 2026-04-29 16:01:30 17.50 16.42 -0.18% ASYS 2026-04-29 18:01:36 17.50 16.42 1.75% ASYS 2026-04-29 19:01:31 18.00 16.42 1.75% ASYS 2026-04-29 20:01:39 0.00 0.00 1.75% 2026-04-30 ASYS 2026-04-30 04:01:26 19.07 16.50 1.75% ASYS 2026-04-30 07:01:26 19.07 16.89 1.99% ASYS 2026-04-30 08:01:24 19.07 16.98 2.59% ASYS 2026-04-30 09:01:22 20.03 17.20 2.59% ASYS 2026-04-30 10:01:22 17.11 16.82 2.59% ASYS 2026-04-30 11:01:20 17.77 17.30 5.84% ASYS 2026-04-30 12:01:25 17.94 17.48 7.65% ASYS 2026-04-30 13:01:14 17.18 17.07 3.67% ASYS 2026-04-30 13:17:04 8-K Sec report https://www.sec.gov/Archives/edgar/data/720500/000119312526195969/0001193125-26-195969-index.htm 8-K - AMTECH SYSTEMS INC (0000720500) (Filer) ASYS 2026-04-30 14:01:28 17.41 17.34 5.06% ASYS 2026-04-30 15:01:43 17.40 17.35 4.76% ASYS 2026-04-30 16:01:35 21.89 16.50 5.07% ASYS 2026-04-30 17:01:43 24.71 17.50 5.73% ASYS 2026-04-30 19:01:38 24.71 17.60 5.73% ASYS 2026-04-30 20:01:43 0.00 0.00 5.73% 2026-05-01 ASYS 2026-05-01 04:01:36 27.68 14.50 5.73% ASYS 2026-05-01 06:01:32 17.41 14.50 5.73% ASYS 2026-05-01 07:01:32 21.65 15.55 5.73% ASYS 2026-05-01 08:01:33 21.86 15.55 5.73% ASYS 2026-05-01 09:01:21 25.77 14.50 -1.39% ASYS 2026-05-01 10:01:28 17.58 17.21 -0.72% ASYS 2026-05-01 11:02:25 17.07 16.95 -2.47% ASYS 2026-05-01 12:01:31 17.47 17.00 -0.97% ASYS 2026-05-01 13:01:29 17.07 16.96 -2.11% ASYS 2026-05-01 14:01:33 17.10 17.03 -1.93% ASYS 2026-05-01 15:01:26 17.18 17.07 -1.57% ASYS 2026-05-01 16:01:55 18.00 16.60 -1.61% ASYS 2026-05-01 18:01:30 18.00 17.18 -1.61% ASYS 2026-05-01 19:01:48 18.00 16.60 -1.61% ASYS 2026-05-01 20:01:34 0.00 0.00 -1.61%