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 $241.5M 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 | $241.5M |
| Q1 2026 | 79 | $87.4M |
| Q4 2025 | 65 | $77.2M |
| Q3 2025 | 54 | $42.1M |
| Q2 2025 | 36 | $18.2M |
| 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 | $62.5M |
| Q4 2022 | 49 | $50.2M |
| Q3 2022 | 43 | $76.1M |
| Q2 2022 | 40 | $65.7M |
| Q1 2022 | 46 | $94.6M |
| Q4 2021 | 50 | $95.3M |
| Q3 2021 | 52 | $77.6M |
| Q2 2021 | 56 | $64.4M |
| 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 |
|---|---|---|---|---|---|
| Bank of America Corp | 22 | $0 | 0.00% | −339−93.9% | Reduced |
| 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 |
| Simplex Trading, LLC | 347 | $3.00K | 0.00% | +347 | New |
| Tower Research Capital LLC (TRC) | 531 | $5.00K | 0.00% | +531 | New |
| Strengthening Families & Communities, LLC | 490 | $5.00K | 0.00% | +490 | New |
| Captrust Financial Advisors | 1,000 | $10.0K | 0.00% | 00.0% | Unchanged |
| Total Clarity Wealth Management, Inc. | 1,217 | $12.0K | 0.01% | +116+10.5% | Added |
| JPMorgan Chase & Co | 1,441 | $14.0K | 0.00% | +1,441 | New |
| Earnest Partners LLC | 1,700 | $17.0K | 0.00% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 10,029 | $99.0K | 0.00% | +10,029 | New |
| UBS Group AG | 10,360 | $102.0K | 0.00% | +278+2.8% | Added |
| PEAK6 Investments LLC | 11,066 | $109.0K | 0.00% | +11,066 | New |
| First Eagle Investment Management, LLC | 11,892 | $117.0K | 0.00% | −4,500−27.5% | Reduced |
| Russell Investments Group, Ltd. | 13,703 | $135.0K | 0.00% | −2,797−17.0% | Reduced |
| Diametric Capital, LP | 13,859 | $137.0K | 0.10% | −35,719−72.0% | Reduced |
| Northern Trust Corp | 26,846 | $266.0K | 0.00% | −429−1.6% | Reduced |
| Susquehanna International Group, LLP | 26,993 | $267.0K | 0.00% | −11,831−30.5% | Reduced |
| Bank of New York Mellon Corp | 29,850 | $295.0K | 0.00% | +13,670+84.5% | Added |
| Ironwood Investment Management LLC | 30,723 | $304.0K | 0.15% | +568+1.9% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 32,547 | $322.0K | 0.00% | +2,488+8.3% | Added |
| White Pine Capital LLC | 32,790 | $324.0K | 0.10% | −26,023−44.2% | Reduced |
| State Street Corp | 34,830 | $344.0K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 37,049 | $366.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 40,198 | $397.0K | 0.00% | +37,457+1,366.5% | Added |
| WealthTrust Axiom LLC | 42,469 | $419.0K | 0.13% | +563+1.3% | Added |
| Two Sigma Advisers, LP | 49,400 | $488.0K | 0.00% | +2,500+5.3% | Added |
| Ancora Advisors, LLC | 50,032 | $495.0K | 0.01% | −35,133−41.3% | Reduced |
| Two Sigma Investments, LP | 70,070 | $692.0K | 0.00% | +29,043+70.8% | Added |
| ClariVest Asset Management LLC | 81,309 | $804.0K | 0.02% | −1,660−2.0% | Reduced |
| Barings LLC | 88,808 | $877.0K | 0.02% | 00.0% | Unchanged |
| Maven Securities LTD | 90,000 | $889.0K | 0.11% | −40,000−30.8% | Reduced |
| Bridgeway Capital Management, LLC | 93,700 | $926.0K | 0.02% | −4,200−4.3% | Reduced |
| Oberweis Asset Management Inc | 102,500 | $1.01M | 0.18% | +35,000+51.9% | Added |
| Geode Capital Management, LLC | 111,067 | $1.10M | 0.00% | 00.0% | Unchanged |
| Brandywine Global Investment Management, LLC | 114,348 | $1.13M | 0.01% | −176,937−60.7% | Reduced |
| Acadian Asset Management LLC | 123,337 | $1.22M | 0.00% | +8,705+7.6% | Added |
| Arrowstreet Capital, Limited Partnership | 135,814 | $1.34M | 0.00% | −2,797−2.0% | Reduced |
| BlackRock Inc. | 145,161 | $1.43M | 0.00% | +2,735+1.9% | Added |
| Renaissance Technologies LLC | 150,557 | $1.49M | 0.00% | +67,564+81.4% | Added |
| Essex Investment Management Co LLC | 241,120 | $2.38M | 0.27% | +18,123+8.1% | Added |
| Heartland Advisors Inc | 250,000 | $2.47M | 0.14% | 00.0% | Unchanged |
| B. Riley Asset Management, LLC | 400,862 | $3.96M | 2.09% | +400,862 | New |
| Boothbay Fund Management, LLC | 453,915 | $4.49M | 0.15% | −2,306−0.5% | Reduced |
| Vanguard Group Inc | 473,940 | $4.68M | 0.00% | −49,032−9.4% | Reduced |
| Seldon Capital LP | 567,634 | $5.61M | 3.61% | +567,634 | New |
| Pacific Ridge Capital Partners, LLC | 890,679 | $8.80M | 1.57% | −73,030−7.6% | Reduced |
| Dimensional Fund Advisors LP | 1,100,195 | $10.9M | 0.00% | +1,212+0.1% | Added |
| Royce & Associates LP | 1,203,860 | $11.9M | 0.09% | +387,739+47.5% | Added |
| Kokino LLC | 2,250,000 | $22.2M | 59.31% | +2,250,000 | New |
| 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 |