Institutional Ownership
Amtech Sys Inc
CUSIP 032332504COM PAR $0.01NASYSQ1 2026
Institutional Holders
76
13F filers
Shares Held
6.84M
Aggregate institutional
Institutional Value
$73.16M
Q1 2026
Net New Holders
+13
20 new · 7 closed
Institutional Ownership Trend
Aggregate 13F value by quarter
Multi-quarter trend — upgrade to see history
UpgradePosition Activity
Q1 2026
New positions20
Increased28
Decreased21
Sold out7
Institutional Holders
76 funds hold this security · Q1 2026
| # | Fund | Shares | Value | Δ Shares | Activity |
|---|---|---|---|---|---|
| 1 | First Eagle Investment Management, LLC | 832.5K | $9.72M | +98.1K | Added |
| 2 | Dimensional Fund Advisors LP | 529.4K | $6.18M | −142.8K | Reduced |
| 3 | Millennium Management LLC | 453.6K | $5.30M | +430.8K | Added |
| 4 | Marshall Wace, LLP | 417.1K | $4.87M | +64.5K | Added |
| 5 | Pacific Ridge Capital Partners, LLC | 405.4K | $4.73M | −222.4K | Reduced |
| 6 | Arrowstreet Capital, Limited Partnership | 365.4K | $4.27M | +18.4K | Added |
| 7 | Jane Street Group, LLC | 340.9K | $3.98M | +15.1K | Added |
| 8 | Two Sigma Investments, LP | 266.9K | $3.12M | +155.4K | Added |
| 9 | Connor, Clark & Lunn Investment Management Ltd. | 174.2K | $2.03M | +107.3K | Added |
| 10 | Trexquant Investment LP | 173.9K | $2.03M | +84.5K | Added |
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