Amtech Systems shares owned by Essex Investment Management
Quarter-by-quarter ownership of Amtech Systems (ASYS) shares owned by Essex Investment Management
from 13F filings
Historical chart of Essex Investment Management investment in Amtech Systems
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Quarterly reported holdings in Amtech Systems by Essex Investment Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $350k | 38k | 9.26 |
| 2023-12-31 | $602k | 143k | 4.20 |
| 2023-09-30 | $2.6M | 347k | 7.62 |
| 2023-06-30 | $3.4M | 355k | 9.56 |
| 2023-03-31 | $3.0M | 312k | 9.54 |
| 2022-12-31 | $2.0M | 267k | 7.60 |
| 2022-09-30 | $2.3M | 269k | 8.50 |
| 2022-06-30 | $1.9M | 262k | 7.30 |
| 2022-03-31 | $2.5M | 253k | 10.06 |
| 2021-12-31 | $2.4M | 241k | 9.88 |
| 2021-09-30 | $2.5M | 223k | 11.43 |
| 2021-06-30 | $1.9M | 198k | 9.64 |
| 2021-03-31 | $1.7M | 147k | 11.82 |
| 2020-12-31 | $1.0M | 163k | 6.38 |
| 2012-03-31 | $0 | 9.3k | 0.00 |
| 2011-12-31 | $0 | 6.6k | 0.00 |
| 2011-06-30 | $0 | 3.3k | 0.00 |
More positions owned by Essex Investment Management
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