Amtech Systems Inc
ASYS- Exchange
- Nasdaq
- Industry
- Special Industry Machinery, NEC
- SEC CIK
- 0000720500
In the last 90 days, Amtech Systems Inc insiders filed 2 open-market purchases and 0 sales; 112 institutions reported holding it in 13F filings for Q2 2026, worth $261.1M in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in Amtech Systems Inc as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 50
- −2 vs. Q3 2021
- Shares held
- 9.65M
- +2.86M (+42.2%) vs. Q3 2021
- Total value
- $95.3M
- +$17.8M (+22.9%) vs. Q3 2021
- New holders
- 9
- 17 more added
- Sold out
- 11
- 16 more reduced
Compare with Q3 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ASYS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 112 | $261.1M |
| Q1 2026 | 79 | $87.4M |
| Q4 2025 | 65 | $77.2M |
| Q3 2025 | 54 | $42.1M |
| Q2 2025 | 36 | $18.3M |
| Q1 2025 | 37 | $23.2M |
| Q4 2024 | 35 | $30.2M |
| Q3 2024 | 34 | $35.4M |
| Q2 2024 | 34 | $36.4M |
| Q1 2024 | 41 | $33.9M |
| Q4 2023 | 45 | $25.9M |
| Q3 2023 | 42 | $51.2M |
| Q2 2023 | 44 | $63.2M |
| Q1 2023 | 44 | $66.7M |
| Q4 2022 | 49 | $50.2M |
| Q3 2022 | 43 | $76.1M |
| Q2 2022 | 40 | $65.7M |
| Q1 2022 | 46 | $94.6M |
| Q4 2021 | 50 | $96.5M |
| Q3 2021 | 52 | $77.6M |
| Q2 2021 | 56 | $65.2M |
| Q1 2021 | 64 | $83.7M |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Amtech Systems Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kokino LLC | 2,250,000 | $22.2M | 59.31% | +2,250,000 | New |
| Royce & Associates LP | 1,203,860 | $11.9M | 0.09% | +387,739+47.5% | Added |
| Dimensional Fund Advisors LP | 1,100,195 | $10.9M | 0.00% | +1,212+0.1% | Added |
| Pacific Ridge Capital Partners, LLC | 890,679 | $8.80M | 1.57% | −73,030−7.6% | Reduced |
| Seldon Capital LP | 567,634 | $5.61M | 3.61% | +567,634 | New |
| Vanguard Group Inc | 473,940 | $4.68M | 0.00% | −49,032−9.4% | Reduced |
| Boothbay Fund Management, LLC | 453,915 | $4.49M | 0.14% | −2,306−0.5% | Reduced |
| B. Riley Asset Management, LLC | 400,862 | $3.96M | 2.09% | +400,862 | New |
| Heartland Advisors Inc | 250,000 | $2.47M | 0.14% | 00.0% | Unchanged |
| Essex Investment Management Co LLC | 241,120 | $2.38M | 0.27% | +18,123+8.1% | Added |
| Renaissance Technologies LLC | 150,557 | $1.49M | 0.00% | +67,564+81.4% | Added |
| BlackRock Inc. | 145,161 | $1.43M | 0.00% | +2,735+1.9% | Added |
| Arrowstreet Capital, Limited Partnership | 135,814 | $1.34M | 0.00% | −2,797−2.0% | Reduced |
| Acadian Asset Management LLC | 123,337 | $1.22M | 0.00% | +8,705+7.6% | Added |
| Brandywine Global Investment Management, LLC | 114,348 | $1.13M | 0.01% | −176,937−60.7% | Reduced |
| Geode Capital Management, LLC | 111,067 | $1.10M | 0.00% | 00.0% | Unchanged |
| Oberweis Asset Management Inc | 102,500 | $1.01M | 0.18% | +35,000+51.9% | Added |
| Bridgeway Capital Management, LLC | 93,700 | $926.0K | 0.02% | −4,200−4.3% | Reduced |
| Maven Securities LTD | 90,000 | $889.0K | 0.11% | −40,000−30.8% | Reduced |
| Barings LLC | 88,808 | $877.0K | 0.02% | 00.0% | Unchanged |
| ClariVest Asset Management LLC | 81,309 | $804.0K | 0.02% | −1,660−2.0% | Reduced |
| Two Sigma Investments, LP | 70,070 | $692.0K | 0.00% | +29,043+70.8% | Added |
| Ancora Advisors, LLC | 50,032 | $495.0K | 0.01% | −35,133−41.3% | Reduced |
| Two Sigma Advisers, LP | 49,400 | $488.0K | 0.00% | +2,500+5.3% | Added |
| WealthTrust Axiom LLC | 42,469 | $419.0K | 0.13% | +563+1.3% | Added |
| Morgan Stanley | 40,198 | $397.0K | 0.00% | +37,457+1,366.5% | Added |
| Commonwealth Equity Services, LLC | 37,049 | $366.0K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 34,830 | $344.0K | 0.00% | 00.0% | Unchanged |
| White Pine Capital LLC | 32,790 | $324.0K | 0.10% | −26,023−44.2% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 32,547 | $322.0K | 0.00% | +2,488+8.3% | Added |
| Ironwood Investment Management LLC | 30,723 | $304.0K | 0.15% | +568+1.9% | Added |
| Bank of New York Mellon Corp | 29,850 | $295.0K | 0.00% | +13,670+84.5% | Added |
| Susquehanna International Group, LLP | 26,993 | $267.0K | 0.00% | −11,831−30.5% | Reduced |
| Northern Trust Corp | 26,846 | $266.0K | 0.00% | −429−1.6% | Reduced |
| Diametric Capital, LP | 13,859 | $137.0K | 0.10% | −35,719−72.0% | Reduced |
| Russell Investments Group, Ltd. | 13,703 | $135.0K | 0.00% | −2,797−17.0% | Reduced |
| First Eagle Investment Management, LLC | 11,892 | $117.0K | 0.00% | −4,500−27.5% | Reduced |
| PEAK6 Investments LLC | 11,066 | $109.0K | 0.00% | +11,066 | New |
| UBS Group AG | 10,360 | $102.0K | 0.00% | +278+2.8% | Added |
| Prelude Capital Management, LLC | 10,029 | $99.0K | 0.00% | +10,029 | New |
| Earnest Partners LLC | 1,700 | $17.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 1,441 | $14.0K | 0.00% | +1,441 | New |
| Total Clarity Wealth Management, Inc. | 1,217 | $12.0K | 0.01% | +116+10.5% | Added |
| Captrust Financial Advisors | 1,000 | $10.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 531 | $5.00K | 0.00% | +531 | New |
| Strengthening Families & Communities, LLC | 490 | $5.00K | 0.00% | +490 | New |
| Simplex Trading, LLC | 347 | $3.00K | 0.00% | +347 | New |
| Wells Fargo & Company | 75 | $1.00K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 113 | $1.00K | 0.00% | +110+3,666.7% | Added |
| Bank of America Corp | 22 | $0 | 0.00% | −339−93.9% | Reduced |
| AIGH Capital Management LLC | 0 | $0 | 0.00% | −273,100−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −117,582−100.0% | Sold out |
| Worth Venture Partners, LLC | 0 | $0 | 0.00% | −62,646−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −19,460−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −18,885−100.0% | Sold out |
| Alpha Paradigm Partners, LLC | 0 | $0 | 0.00% | −17,641−100.0% | Sold out |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −4,587−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −3,790−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −2,204−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| GPS Wealth Strategies Group, LLC | 0 | $0 | 0.00% | −160−100.0% | Sold out |