CUSIP 032332504COM PAR $0.01NASYSQ4 2025
34 filings · latest Feb 13, 2026
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | First Eagle Investment Management, LLC | 734.3K | $9.22M |
| 2 | Dimensional Fund Advisors LP | 672.1K | $8.44M |
| 3 | Vanguard Group Inc | 631.9K | $7.93M |
| 4 | Pacific Ridge Capital Partners, LLC | 627.8K | $7.88M |
| 5 | Marshall Wace, LLP | 352.6K | $4.43M |
| 6 | Arrowstreet Capital, Limited Partnership | 347.0K | $4.36M |
| 7 | Jane Street Group, LLC | 325.8K | $4.09M |
| 8 | Renaissance Technologies LLC | 146.6K | $1.84M |
| 4 | Feb 18, 2025 | Piton Capital Partners LLC | 13D/A | 20.2% | — | SEC |
| 5 | Feb 12, 2025 | Pacific Ridge Capital Partners, LLC | 13G/A | 4.6% | 652.4K | SEC |
| 6 | Feb 11, 2025 | Wax Asset Management, LLC | 13G/A | 15.8% | 2.26M | SEC |
| 7 | Jan 28, 2025 | Royce &Amp; Associates LP | 13G/A | 10.4% | 1.48M | SEC |
| 8 | Nov 12, 2024 | First Eagle Investment Management, LLC | 13G | 5.5% | 783.4K | SEC |
| 9 | Oct 31, 2024 | Dimensional Fund Advisors LP | 13G/A | 6.5% | 924.1K | SEC |
| 10 | Oct 15, 2024 | Royce & Associates LP | 13G/A | 12.0% | 1.71M | SEC |
See the full Schedule 13D/13G history for Amtech Sys Inc.
Unlock full history| 9 |
| Blackrock, Inc. |
| 134.5K |
| $1.69M |
| 10 | Geode Capital Management, LLC | 133.0K | $1.67M |