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, Q1 2022
Institutional positions in Amtech Systems Inc as of Mar 31, 2022. 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
- 46
- −4 vs. Q4 2021
- Shares held
- 9.40M
- −252.9K (−2.6%) vs. Q4 2021
- Total value
- $94.6M
- −$760.7K (−0.8%) vs. Q4 2021
- New holders
- 5
- 18 more added
- Sold out
- 9
- 15 more reduced
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding Amtech Systems Inc; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kokino LLC | 2,250,000 | $22.6M | 66.16% | 00.0% | Unchanged |
| Royce & Associates LP | 1,288,251 | $13.0M | 0.11% | +84,391+7.0% | Added |
| Dimensional Fund Advisors LP | 1,121,617 | $11.3M | 0.00% | +21,422+1.9% | Added |
| Pacific Ridge Capital Partners, LLC | 888,994 | $8.94M | 1.70% | −1,685−0.2% | Reduced |
| Seldon Capital LP | 551,971 | $5.55M | 3.27% | −15,663−2.8% | Reduced |
| Vanguard Group Inc | 471,380 | $4.74M | 0.00% | −2,560−0.5% | Reduced |
| Boothbay Fund Management, LLC | 433,915 | $4.37M | 0.13% | −20,000−4.4% | Reduced |
| B. Riley Asset Management, LLC | 333,755 | $3.36M | 1.74% | −67,107−16.7% | Reduced |
| Heartland Advisors Inc | 300,000 | $3.02M | 0.19% | +50,000+20.0% | Added |
| Essex Investment Management Co LLC | 252,811 | $2.54M | 0.32% | +11,691+4.8% | Added |
| BlackRock Inc. | 141,362 | $1.42M | 0.00% | −3,799−2.6% | Reduced |
| Brandywine Global Investment Management, LLC | 114,348 | $1.15M | 0.01% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 113,176 | $1.14M | 0.00% | +2,109+1.9% | Added |
| Oberweis Asset Management Inc | 110,700 | $1.11M | 0.22% | +8,200+8.0% | Added |
| Maven Securities LTD | 100,000 | $1.01M | 0.21% | +10,000+11.1% | Added |
| Barings LLC | 88,808 | $893.0K | 0.03% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 86,800 | $873.0K | 0.02% | −6,900−7.4% | Reduced |
| Acadian Asset Management LLC | 78,636 | $789.0K | 0.00% | −44,701−36.2% | Reduced |
| Bank of Montreal | 72,000 | $773.0K | 0.00% | +72,000 | New |
| Ancora Advisors, LLC | 65,067 | $655.0K | 0.02% | +15,035+30.1% | Added |
| Renaissance Technologies LLC | 50,096 | $504.0K | 0.00% | −100,461−66.7% | Reduced |
| First Eagle Investment Management, LLC | 47,370 | $477.0K | 0.00% | +35,478+298.3% | Added |
| Morgan Stanley | 46,414 | $466.0K | 0.00% | +6,216+15.5% | Added |
| WealthTrust Axiom LLC | 43,469 | $437.0K | 0.14% | +1,000+2.4% | Added |
| Two Sigma Advisers, LP | 39,500 | $397.0K | 0.00% | −9,900−20.0% | Reduced |
| Susquehanna International Group, LLP | 39,116 | $394.0K | 0.00% | +12,123+44.9% | Added |
| State Street Corp | 37,390 | $376.0K | 0.00% | +2,560+7.3% | Added |
| Commonwealth Equity Services, LLC | 37,049 | $372.0K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 31,387 | $316.0K | 0.00% | +1,537+5.1% | Added |
| Ironwood Investment Management LLC | 31,278 | $315.0K | 0.17% | +555+1.8% | Added |
| Two Sigma Investments, LP | 29,240 | $294.0K | 0.00% | −40,830−58.3% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 27,255 | $274.0K | 0.00% | −5,292−16.3% | Reduced |
| Northern Trust Corp | 24,266 | $245.0K | 0.00% | −2,580−9.6% | Reduced |
| Millennium Management LLC | 17,489 | $176.0K | 0.00% | +17,489 | New |
| UBS Group AG | 11,058 | $111.0K | 0.00% | +698+6.7% | Added |
| Diametric Capital, LP | 10,366 | $104.0K | 0.06% | −3,493−25.2% | Reduced |
| PEAK6 Investments LLC | 3,673 | $37.0K | 0.00% | −7,393−66.8% | Reduced |
| Earnest Partners LLC | 1,700 | $17.0K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 1,474 | $15.0K | 0.00% | +33+2.3% | Added |
| HM Payson & Co | 1,536 | $15.0K | 0.00% | +1,536 | New |
| Captrust Financial Advisors | 1,000 | $10.0K | 0.00% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 700 | $7.00K | 0.00% | +700 | New |
| Strengthening Families & Communities, LLC | 490 | $5.00K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 478 | $5.00K | 0.00% | +403+537.3% | Added |
| Advisor Group Holdings, Inc. | 113 | $1.00K | 0.00% | 00.0% | Unchanged |
| RPg Family Wealth Advisory, LLC | 32 | $322 | 0.00% | +32 | New |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −135,814−100.0% | Sold out |
| ClariVest Asset Management LLC | 0 | $0 | 0.00% | −81,309−100.0% | Sold out |
| White Pine Capital LLC | 0 | $0 | 0.00% | −32,790−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −13,703−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −10,029−100.0% | Sold out |
| Total Clarity Wealth Management, Inc. | 0 | $0 | 0.00% | −1,217−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −531−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −347−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −22−100.0% | Sold out |