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WHITE PINE CAPITAL LLC
> ASYS
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | AMTECH SYSTEMS INC | ASYS | 19,728 | 4,459 | 188,600,000 | 42,934,000 | $9,560.02 |
| 03/31/2023 | AMTECH SYSTEMS INC | ASYS | 15,269 | 15,269 | 145,666,000 | 145,666,000 | $9,539.98 |
| 03/31/2022 | AMTECH SYSTEMS INC | ASYS | 0 | -32,790 | 0 | -324,000 | |
| 12/31/2021 | AMTECH SYSTEMS INC | ASYS | 32,790 | -26,023 | 324,000 | -348,000 | $9.88 |
| 09/30/2021 | AMTECH SYSTEMS INC | ASYS | 58,813 | 55 | 672,000 | 63,000 | $11.43 |
| 06/30/2021 | AMTECH SYSTEMS INC | ASYS | 58,758 | -1,693 | 609,000 | -106,000 | $10.36 |
| 03/31/2021 | AMTECH SYSTEMS INC | ASYS | 60,451 | -19,832 | 715,000 | 203,000 | $11.83 |
| 12/31/2020 | AMTECH SYSTEMS INC | ASYS | 80,283 | 61,647 | 512,000 | 421,000 | $6.38 |
| 09/30/2020 | AMTECH SYSTEMS INC | ASYS | 18,636 | 18,636 | 91,000 | 91,000 | $4.88 |
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