Amtech Systems
Supplies thermal-processing equipment and wafer-processing products to semiconductor manufacturers.
$15.36
After-hours close+0.35 (+2.33%)
At close$15.01(−5.18%)
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Breakdown13F · Form 4
Institutions 42.74%7.47M sharesInsiders 5.74%1.00M sharesOther 51.52%9.01M shares
Shares outstanding 17.48M · Float 12.89M · 73.7% free float
Institutions13F, as of Mar 31, 2026
82 holders · 7.47M shares · 22 new positions · 50 increased · 22 reduced · 9 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| First Eagle Investment Management, LLC | 832.5K | 4.76% | +98.1K | May 14, 2026 |
| Vanguard Capital Management LLC | 564.3K | 3.23% | +564.3Knew | May 15, 2026 |
| Dimensional Fund Advisors LP | 529.4K | 3.03% | −142.8K | May 7, 2026 |
| Acadian Asset Management LLC | 466.8K | 2.67% | +230.8K | May 13, 2026 |
| Millennium Management LLC | 453.6K | 2.59% | +430.8K | May 15, 2026 |
| Marshall Wace, LLP | 417.1K | 2.39% | +64.5K | May 15, 2026 |
| Pacific Ridge Capital Partners, LLC | 405.4K | 2.32% | −222.4K | May 11, 2026 |
| Arrowstreet Capital, Limited Partnership | 365.4K | 2.09% | +18.4K | May 14, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Robert Averickincl. Oih LLC, M3C Holdings LLC +2 more | 20.60% | 2.99M | 13D | Jun 2, 2026 ↗ |
| Wax Asset Management, LLC | 9.20% | 1.32M | 13G | Feb 13, 2026 ↗ |
| Orin Hirschman | 7.20% | 1.25M | 13G | Jul 27, 2026 ↗ |
| First Eagle Investment Management, LLC | 5.51% | 783.4K | Nov 12, 2024 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Robert M. Averick | director, 10 percent owner: | 713.3K | 4.08% | Jun 1, 2026 |
| Robert C. Daigle | director, officer: Chairman & CEO | 156.9K | 0.90% | May 16, 2025 |
| Guy Shechter | officer: President & CEO | 53.5K | 0.31% | Aug 25, 2026 |
| Michael Garnreiter | director | 38.6K | 0.22% | Mar 6, 2026 |
| Michael M. Ludwig | director | 33.1K | 0.19% | Mar 6, 2026 |
| Asif Y. Jakwani | director | 8.1K | 0.05% | Mar 6, 2026 |
8 ten-percent owners hold 5.98M shares by Form 4, outside the officers-and-directors figure above · 13 people have not refiled in the last 18 months (463.7K shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 24, 2026 | Guy Shechterofficer: President & CEO | Purchase | 3,450 | $14.34 | 53,450 |
CongressHouse and Senate disclosures
Not reported.