Amtech Systems shares owned by GSA Capital Partners
Quarter-by-quarter ownership of Amtech Systems (ASYS) shares owned by GSA Capital Partners
from 13F filings
Historical chart of GSA Capital Partners investment in Amtech Systems
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Quarterly reported holdings in Amtech Systems by GSA Capital Partners
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $313k | 34k | 9.26 |
| 2025-06-30 | $197k | 44k | 4.44 |
| 2025-03-31 | $59k | 12k | 4.87 |
| 2018-03-31 | $536k | 73k | 7.33 |
| 2014-03-31 | $224k | 18k | 12.17 |
| 2013-12-31 | $162k | 23k | 6.95 |
| 2013-09-30 | $191k | 26k | 7.32 |
| 2013-06-30 | $179k | 28k | 6.35 |
| 2013-03-31 | $146k | 40k | 3.65 |
| 2012-12-31 | $149k | 46k | 3.22 |
| 2012-09-30 | $161k | 49k | 3.30 |
| 2012-03-31 | $330k | 40k | 8.35 |
| 2011-12-31 | $106k | 13k | 8.48 |
| 2011-06-30 | $256k | 12k | 20.65 |