Amtech Systems shares owned by Vanguard Group
Quarter-by-quarter ownership of Amtech Systems (ASYS) shares owned by Vanguard Group
from 13F filings
Historical chart of Vanguard Group investment in Amtech Systems
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Quarterly reported holdings in Amtech Systems by Vanguard Group
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2023-12-31 | $2.8M | 674k | 4.20 |
| 2023-09-30 | $5.1M | 666k | 7.62 |
| 2023-06-30 | $6.0M | 622k | 9.56 |
| 2023-03-31 | $6.3M | 658k | 9.54 |
| 2022-12-31 | $3.8M | 498k | 7.60 |
| 2022-06-30 | $3.4M | 471k | 7.30 |
| 2022-03-31 | $4.7M | 471k | 10.06 |
| 2021-09-30 | $6.0M | 523k | 11.43 |
| 2021-06-30 | $5.1M | 523k | 9.77 |
| 2021-03-31 | $6.3M | 540k | 11.72 |
| 2020-12-31 | $4.9M | 777k | 6.25 |
| 2020-09-30 | $4.4M | 907k | 4.89 |
| 2020-06-30 | $3.8M | 812k | 4.69 |
| 2020-03-31 | $3.5M | 816k | 4.35 |
| 2019-12-31 | $3.4M | 477k | 7.16 |
| 2019-09-30 | $2.4M | 435k | 5.47 |
| 2019-03-31 | $3.2M | 593k | 5.47 |
| 2018-12-31 | $2.8M | 588k | 4.69 |
| 2018-09-30 | $3.0M | 550k | 5.47 |
| 2018-06-30 | $3.3M | 559k | 5.86 |
| 2018-03-31 | $4.1M | 550k | 7.42 |
| 2017-12-31 | $4.8M | 469k | 10.16 |
| 2017-09-30 | $4.8M | 399k | 12.11 |
| 2017-06-30 | $4.3M | 499k | 8.59 |
| 2017-03-31 | $2.8M | 520k | 5.44 |
| 2016-12-31 | $2.1M | 496k | 4.15 |
| 2016-09-30 | $2.4M | 499k | 4.88 |
| 2016-06-30 | $2.9M | 493k | 5.97 |
| 2015-12-31 | $3.1M | 495k | 6.33 |
| 2015-09-30 | $1.9M | 448k | 4.34 |
| 2015-06-30 | $4.7M | 452k | 10.31 |
| 2015-03-31 | $4.6M | 408k | 11.21 |
| 2014-12-31 | $3.3M | 327k | 10.00 |
| 2014-09-30 | $3.4M | 321k | 10.71 |
| 2014-06-30 | $3.8M | 310k | 12.14 |
| 2014-03-31 | $3.7M | 307k | 12.14 |
| 2013-12-31 | $2.0M | 277k | 7.14 |
| 2013-09-30 | $1.9M | 260k | 7.14 |
| 2013-06-30 | $1.6M | 255k | 6.43 |
| 2013-03-31 | $850k | 238k | 3.57 |
| 2012-12-31 | $798k | 224k | 3.57 |
| 2012-09-30 | $798k | 224k | 3.57 |
| 2012-03-31 | $1.9M | 222k | 8.35 |
| 2011-09-30 | $1.6M | 199k | 8.04 |
| 2011-06-30 | $3.8M | 184k | 20.67 |
| 2011-03-31 | $3.2M | 129k | 25.00 |