$ASYS: Amtech Systems, Inc. - Common Stock
2025-04-09 ASYS 2025-04-09 03:00:41 0.00 0.00 -8.28% ASYS 2025-04-09 05:00:36 5.29 1.72 -8.28% ASYS 2025-04-09 07:00:36 5.29 3.47 -8.28% ASYS 2025-04-09 10:00:40 4.57 4.24 0.87% ASYS 2025-04-09 11:00:32 4.42 4.20 3.49% ASYS 2025-04-09 12:01:07 4.48 4.21 4.36% ASYS 2025-04-09 13:00:37 4.46 4.28 4.14% ASYS 2025-04-09 14:00:37 4.63 4.51 6.10% ASYS 2025-04-09 15:00:40 4.46 4.39 4.58% ASYS 2025-04-09 16:00:42 4.66 4.12 0.22% ASYS 2025-04-09 16:36:31 8-K Sec report https://www.sec.gov/Archives/edgar/data/720500/000095017025052548/0000950170-25-052548-index.htm 8-K - AMTECH SYSTEMS INC (0000720500) (Filer) ASYS 2025-04-09 17:00:38 4.33 3.38 -2.82% ASYS 2025-04-09 18:00:42 4.33 3.43 -9.18% ASYS 2025-04-09 19:00:40 3.97 3.43 -7.76% ASYS 2025-04-09 20:00:40 0.00 0.00 -7.76% 2025-04-10 ASYS 2025-04-10 05:00:44 4.55 3.46 -7.76% ASYS 2025-04-10 06:00:44 5.74 3.46 -7.76% ASYS 2025-04-10 07:00:40 5.40 3.46 -7.76% ASYS 2025-04-10 08:00:40 5.40 3.57 -7.76% ASYS 2025-04-10 09:00:41 3.66 3.17 -14.12% ASYS 2025-04-10 10:00:50 4.05 3.96 -6.12% ASYS 2025-04-10 11:00:49 3.83 3.74 -10.12% ASYS 2025-04-10 12:00:45 3.79 3.74 -12.00% ASYS 2025-04-10 13:00:48 3.75 3.68 -13.18% ASYS 2025-04-10 14:00:48 3.79 3.77 -11.53% ASYS 2025-04-10 15:00:40 3.68 3.65 -14.12% ASYS 2025-04-10 16:00:41 3.67 3.46 -14.35% ASYS 2025-04-10 17:00:41 4.10 3.46 -14.32% ASYS 2025-04-10 19:00:43 4.10 3.64 -14.32% ASYS 2025-04-10 20:00:46 0.00 0.00 -14.32% 2025-04-11 ASYS 2025-04-11 05:00:37 5.74 3.17 -14.32% ASYS 2025-04-11 07:00:45 5.40 3.35 -14.32% ASYS 2025-04-11 08:00:37 4.37 3.35 -14.32% ASYS 2025-04-11 09:00:43 4.07 3.35 -14.32% ASYS 2025-04-11 10:00:43 3.78 3.72 3.05% ASYS 2025-04-11 11:00:42 3.80 3.76 2.82% ASYS 2025-04-11 12:00:44 3.78 3.74 2.58% ASYS 2025-04-11 13:00:39 3.77 3.69 2.11% ASYS 2025-04-11 14:00:41 3.74 3.68 1.17% ASYS 2025-04-11 15:00:40 3.70 3.68 1.17% ASYS 2025-04-11 16:00:44 4.00 3.66 2.35% ASYS 2025-04-11 17:00:37 4.00 3.46 2.74% ASYS 2025-04-11 20:00:43 0.00 0.00 2.74% 2025-04-14 ASYS 2025-04-14 04:00:38 4.30 0.00 2.74% ASYS 2025-04-14 05:00:40 4.30 3.17 2.74% ASYS 2025-04-14 06:00:42 5.74 3.17 2.74% ASYS 2025-04-14 07:00:35 4.25 3.35 2.74% ASYS 2025-04-14 10:00:40 3.78 3.75 0.00% ASYS 2025-04-14 11:00:42 3.85 3.80 2.74% ASYS 2025-04-14 12:00:41 3.88 3.82 2.47% ASYS 2025-04-14 13:00:43 3.86 3.83 2.47% ASYS 2025-04-14 14:00:40 3.85 3.76 2.74% ASYS 2025-04-14 15:00:42 3.86 3.80 1.92% ASYS 2025-04-14 16:00:38 3.92 3.65 0.27% ASYS 2025-04-14 17:00:39 4.25 3.46 0.27% ASYS 2025-04-14 20:00:35 0.00 0.00 0.27% 2025-04-15 ASYS 2025-04-15 05:00:37 5.74 3.17 0.27% ASYS 2025-04-15 07:00:45 4.25 3.35 0.27% ASYS 2025-04-15 09:00:38 4.25 3.67 0.27% ASYS 2025-04-15 10:00:42 3.80 3.72 0.80% ASYS 2025-04-15 11:00:42 3.79 3.73 -0.27% ASYS 2025-04-15 12:00:40 3.80 3.74 -0.27% ASYS 2025-04-15 13:00:42 3.78 3.72 -0.27% ASYS 2025-04-15 14:00:38 3.75 3.72 -0.27% ASYS 2025-04-15 15:00:37 3.75 3.67 -1.33% ASYS 2025-04-15 16:00:38 3.77 3.65 -2.93% ASYS 2025-04-15 17:00:45 5.37 3.65 -2.93% ASYS 2025-04-15 18:00:40 3.96 3.61 -2.93% ASYS 2025-04-15 19:00:39 5.40 3.61 -2.93% ASYS 2025-04-15 20:00:37 0.00 0.00 -2.93% 2025-04-16 ASYS 2025-04-16 05:00:36 5.74 3.17 -2.93% ASYS 2025-04-16 07:00:40 5.40 3.17 -2.93% ASYS 2025-04-16 09:00:37 5.40 3.46 -2.93% ASYS 2025-04-16 10:00:40 3.80 3.59 0.80% ASYS 2025-04-16 11:00:38 3.63 3.58 -0.27% ASYS 2025-04-16 12:00:38 3.73 3.56 -2.93% ASYS 2025-04-16 13:00:33 3.57 3.51 -1.86% ASYS 2025-04-16 14:00:35 3.54 3.51 -1.86% ASYS 2025-04-16 15:00:37 3.54 3.52 -3.19% ASYS 2025-04-16 16:00:36 3.70 3.46 -1.86% ASYS 2025-04-16 17:00:38 5.40 3.11 -1.92% ASYS 2025-04-16 18:00:39 5.40 3.16 -1.92% ASYS 2025-04-16 20:00:40 0.00 0.00 -1.92% 2025-04-17 ASYS 2025-04-17 05:00:40 5.29 1.45 -1.92% ASYS 2025-04-17 06:00:41 5.29 1.44 -1.92% ASYS 2025-04-17 07:00:39 5.29 3.21 -1.92% ASYS 2025-04-17 10:00:39 3.59 3.52 0.27% ASYS 2025-04-17 11:00:37 3.65 3.56 0.27% ASYS 2025-04-17 12:00:36 3.59 3.53 0.00% ASYS 2025-04-17 13:00:35 3.73 3.59 0.82% ASYS 2025-04-17 14:00:36 3.63 3.55 0.00% ASYS 2025-04-17 15:00:33 3.64 3.53 0.00% ASYS 2025-04-17 16:00:38 4.98 3.50 0.00% ASYS 2025-04-17 17:00:36 5.29 3.50 0.00% ASYS 2025-04-17 20:00:39 0.00 0.00 0.00% 2025-04-21 ASYS 2025-04-21 05:00:38 5.29 1.45 0.00% ASYS 2025-04-21 07:00:31 5.29 3.09 0.00% ASYS 2025-04-21 08:00:44 5.29 3.27 0.00% ASYS 2025-04-21 10:00:40 3.56 3.43 -3.91% ASYS 2025-04-21 11:00:41 3.49 3.30 -7.82% ASYS 2025-04-21 12:00:41 3.39 3.30 -7.54% ASYS 2025-04-21 13:00:38 3.32 3.31 -7.54% ASYS 2025-04-21 14:00:42 3.32 3.31 -7.26% ASYS 2025-04-21 15:00:43 3.32 3.29 -6.42% ASYS 2025-04-21 16:00:43 5.29 3.30 -6.15% ASYS 2025-04-21 17:00:39 5.29 3.27 -6.15% ASYS 2025-04-21 18:00:43 5.29 3.31 -6.15% ASYS 2025-04-21 19:00:41 5.29 3.27 -6.15% ASYS 2025-04-21 20:00:40 0.00 0.00 -6.15% 2025-04-22 ASYS 2025-04-22 05:00:41 5.29 1.34 -6.15% ASYS 2025-04-22 07:00:42 5.29 2.89 -6.15% ASYS 2025-04-22 09:00:40 4.50 2.38 -6.15% ASYS 2025-04-22 10:00:43 3.46 3.39 1.68% ASYS 2025-04-22 11:00:41 3.48 3.45 3.63% ASYS 2025-04-22 12:00:42 3.49 3.48 3.63% ASYS 2025-04-22 13:00:46 3.52 3.47 4.75% ASYS 2025-04-22 14:00:45 3.43 3.35 -1.12% ASYS 2025-04-22 15:00:41 3.46 3.38 0.00% ASYS 2025-04-22 16:00:38 3.54 3.27 0.84% ASYS 2025-04-22 17:00:42 3.84 2.89 0.90% ASYS 2025-04-22 20:00:51 0.00 0.00 0.90% 2025-04-23 ASYS 2025-04-23 05:00:46 5.29 1.36 0.90% ASYS 2025-04-23 06:00:49 5.29 3.10 0.90% ASYS 2025-04-23 07:00:44 3.82 2.89 0.90% ASYS 2025-04-23 10:00:47 3.66 3.52 2.69% ASYS 2025-04-23 11:00:38 3.60 3.52 4.18% ASYS 2025-04-23 12:00:48 3.57 3.51 4.78% ASYS 2025-04-23 13:00:43 3.59 3.48 4.78% ASYS 2025-04-23 14:00:48 3.65 3.53 4.78% ASYS 2025-04-23 15:00:45 3.61 3.51 4.78% ASYS 2025-04-23 16:00:51 4.97 3.45 4.18% ASYS 2025-04-23 17:00:40 4.39 3.45 4.14% ASYS 2025-04-23 20:00:42 0.00 0.00 4.14% 2025-04-24 ASYS 2025-04-24 05:00:36 4.39 1.42 4.14% ASYS 2025-04-24 07:00:41 4.39 2.89 4.14% ASYS 2025-04-24 10:00:41 3.56 3.52 0.00% ASYS 2025-04-24 11:00:44 3.55 3.47 -1.48% ASYS 2025-04-24 12:00:40 3.55 3.48 -0.59% ASYS 2025-04-24 13:00:41 3.55 3.48 -1.18% ASYS 2025-04-24 14:00:40 3.55 3.54 0.59% ASYS 2025-04-24 15:00:39 3.55 3.53 0.59% ASYS 2025-04-24 16:00:41 4.91 3.40 0.89% ASYS 2025-04-24 17:00:51 4.61 3.53 0.85% ASYS 2025-04-24 20:00:43 0.00 0.00 0.85% 2025-04-25 ASYS 2025-04-25 05:00:42 4.61 1.44 0.85% ASYS 2025-04-25 07:00:45 4.61 3.22 0.85% ASYS 2025-04-25 10:00:38 3.54 3.52 -1.14% ASYS 2025-04-25 11:00:39 3.50 3.47 -2.27% ASYS 2025-04-25 12:00:37 3.52 3.48 -1.42% ASYS 2025-04-25 13:00:37 3.50 3.49 -1.42% ASYS 2025-04-25 14:00:36 3.50 3.48 -1.70% ASYS 2025-04-25 15:00:38 3.51 3.49 -1.42% ASYS 2025-04-25 16:00:36 5.29 3.46 -1.42% ASYS 2025-04-25 17:00:39 5.29 3.46 -1.41% ASYS 2025-04-25 20:00:41 0.00 0.00 -1.41% 2025-04-29 ASYS 2025-04-29 11:01:06 3.45 3.41 -2.00% ASYS 2025-04-29 12:00:33 3.45 3.40 -2.29% ASYS 2025-04-29 13:00:36 3.45 3.41 -2.29% ASYS 2025-04-29 14:00:35 3.52 3.47 -1.43% ASYS 2025-04-29 15:00:41 3.51 3.44 -0.86% ASYS 2025-04-29 16:00:35 5.29 3.41 -0.57% ASYS 2025-04-29 17:00:35 4.41 3.40 -2.57% ASYS 2025-04-29 20:00:33 0.00 0.00 -2.57% 2025-04-30 ASYS 2025-04-30 05:00:37 4.41 1.40 -2.57% ASYS 2025-04-30 07:00:33 4.41 3.08 -2.57% ASYS 2025-04-30 10:00:37 3.49 3.40 -0.86% ASYS 2025-04-30 11:00:33 3.44 3.41 -1.71% ASYS 2025-04-30 12:00:38 3.44 3.41 -1.14% ASYS 2025-04-30 13:00:29 3.45 3.43 -2.29% ASYS 2025-04-30 14:00:37 3.45 3.44 -0.86% ASYS 2025-04-30 15:00:36 3.50 3.45 0.00% ASYS 2025-04-30 16:00:36 4.08 3.35 -1.14% ASYS 2025-04-30 17:00:34 4.08 3.34 -1.44% ASYS 2025-04-30 19:00:33 4.08 3.36 -1.44% ASYS 2025-04-30 20:00:39 0.00 0.00 -1.44% 2025-05-01 ASYS 2025-05-01 05:00:36 4.45 2.71 -1.44% ASYS 2025-05-01 07:00:33 4.45 3.07 -1.44% ASYS 2025-05-01 09:00:37 5.24 2.42 -1.44% ASYS 2025-05-01 10:00:36 3.60 3.45 1.44% ASYS 2025-05-01 11:00:35 3.58 3.51 1.72% ASYS 2025-05-01 12:00:40 3.58 3.47 1.44% ASYS 2025-05-01 13:00:34 3.57 3.46 0.86% ASYS 2025-05-01 14:00:39 3.56 3.48 0.57% ASYS 2025-05-01 15:00:36 3.48 3.45 0.57% ASYS 2025-05-01 16:00:37 4.09 3.40 0.00% ASYS 2025-05-01 17:00:36 4.09 3.35 -0.29% ASYS 2025-05-01 18:00:42 3.91 3.11 -0.29% ASYS 2025-05-01 20:00:37 0.00 0.00 -0.29% 2025-05-02 ASYS 2025-05-02 05:00:36 4.42 2.40 -0.29% ASYS 2025-05-02 06:00:48 4.42 3.44 -0.29% ASYS 2025-05-02 10:00:34 3.55 3.41 0.00% ASYS 2025-05-02 11:00:34 3.54 3.46 0.58% ASYS 2025-05-02 12:00:39 3.57 3.48 1.45% ASYS 2025-05-02 13:00:38 3.56 3.48 1.74% ASYS 2025-05-02 14:00:37 3.52 3.48 1.16% ASYS 2025-05-02 15:00:38 3.52 3.47 1.16% ASYS 2025-05-02 16:00:40 4.16 3.43 4.64% ASYS 2025-05-02 17:00:39 4.16 3.40 4.65% ASYS 2025-05-02 18:00:36 3.88 3.40 4.65% ASYS 2025-05-02 19:00:37 4.16 3.40 2.62% ASYS 2025-05-02 20:00:44 0.00 0.00 2.62% 2025-05-05 ASYS 2025-05-05 05:00:38 5.75 3.03 2.62% ASYS 2025-05-05 07:00:42 5.32 3.13 2.62% ASYS 2025-05-05 08:00:36 5.32 3.15 2.62% ASYS 2025-05-05 09:00:38 4.91 3.45 2.62% ASYS 2025-05-05 10:00:38 3.50 3.48 -2.91% ASYS 2025-05-05 11:00:34 3.50 3.48 -3.49% ASYS 2025-05-05 12:00:35 3.45 3.43 -4.36% ASYS 2025-05-05 13:00:33 3.42 3.40 -5.23% ASYS 2025-05-05 14:00:38 3.39 3.38 -5.81% ASYS 2025-05-05 15:00:36 3.42 3.39 -5.81% ASYS 2025-05-05 16:00:39 3.83 3.37 -6.40% ASYS 2025-05-05 17:00:36 3.83 3.37 -6.11% ASYS 2025-05-05 20:00:39 0.00 0.00 -6.11% 2025-05-06 ASYS 2025-05-06 05:00:35 5.40 3.07 -6.11% ASYS 2025-05-06 06:00:38 5.29 3.07 -6.11% ASYS 2025-05-06 09:00:39 4.53 3.10 -6.11% ASYS 2025-05-06 10:00:39 3.37 3.33 0.00% ASYS 2025-05-06 11:00:32 3.41 3.35 -0.83% ASYS 2025-05-06 12:00:38 3.42 3.36 -0.28% ASYS 2025-05-06 13:00:36 3.37 3.35 -0.83% ASYS 2025-05-06 14:00:42 3.44 3.35 0.00% ASYS 2025-05-06 15:00:35 3.46 3.41 0.56% ASYS 2025-05-06 16:00:40 3.60 3.41 3.06% ASYS 2025-05-06 17:00:40 3.85 3.41 4.73% ASYS 2025-05-06 18:00:42 3.85 3.41 3.25% ASYS 2025-05-06 20:00:41 0.00 0.00 3.25% 2025-05-07 ASYS 2025-05-07 05:00:40 5.58 2.55 3.25% ASYS 2025-05-07 08:00:43 5.30 3.02 3.25% ASYS 2025-05-07 09:00:39 5.30 3.20 3.25% ASYS 2025-05-07 10:00:38 3.53 3.45 0.30% ASYS 2025-05-07 11:00:34 3.53 3.45 0.89% ASYS 2025-05-07 12:00:39 3.51 3.47 0.89% ASYS 2025-05-07 13:00:37 3.52 3.48 0.30% ASYS 2025-05-07 14:00:33 3.53 3.45 0.30% ASYS 2025-05-07 15:00:39 3.53 3.50 0.30% ASYS 2025-05-07 16:00:39 3.70 3.50 2.66% ASYS 2025-05-07 17:00:38 4.01 3.50 2.96% ASYS 2025-05-07 20:00:40 0.00 0.00 2.96% 2025-05-08 ASYS 2025-05-08 05:00:38 5.74 2.54 2.96% ASYS 2025-05-08 06:00:37 5.74 2.78 2.96% ASYS 2025-05-08 07:00:38 5.74 2.89 2.96% ASYS 2025-05-08 08:00:37 5.30 3.11 2.96% ASYS 2025-05-08 09:00:33 5.30 3.21 2.96% ASYS 2025-05-08 10:00:34 3.53 3.48 -1.48% ASYS 2025-05-08 11:00:35 3.54 3.50 -2.07% ASYS 2025-05-08 12:00:31 3.58 3.49 -1.18% ASYS 2025-05-08 13:00:34 3.53 3.49 -2.37% ASYS 2025-05-08 14:00:39 3.45 3.41 -4.44% ASYS 2025-05-08 15:00:37 3.40 3.35 -5.92% ASYS 2025-05-08 16:00:34 3.57 3.40 -4.73% ASYS 2025-05-08 17:00:31 3.83 3.40 -2.51% ASYS 2025-05-08 20:00:39 0.00 0.00 -2.51%