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, Q1 2025
Institutional positions in Amtech Systems Inc as of Mar 31, 2025. 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
- 37
- +2 vs. Q4 2024
- Shares held
- 4.80M
- −749.2K (−13.5%) vs. Q4 2024
- Total value
- $23.2M
- −$7.06M (−23.3%) vs. Q4 2024
- New holders
- 6
- 18 more added
- Sold out
- 4
- 6 more reduced
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding Amtech Systems Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dimensional Fund Advisors LP | 927,626 | $4.48M | 0.00% | −3,572−0.4% | Reduced |
| First Eagle Investment Management, LLC | 841,922 | $4.07M | 0.01% | +7,000+0.8% | Added |
| Vanguard Group Inc | 670,784 | $3.24M | 0.00% | 00.0% | Unchanged |
| Pacific Ridge Capital Partners, LLC | 621,035 | $3.00M | 0.79% | −31,358−4.8% | Reduced |
| Royce & Associates LP | 587,986 | $2.84M | 0.03% | −891,314−60.3% | Reduced |
| Geode Capital Management, LLC | 136,510 | $659.5K | 0.00% | +3,754+2.8% | Added |
| BlackRock, Inc. | 119,971 | $579.5K | 0.00% | −549−0.5% | Reduced |
| Ancora Advisors, LLC | 111,022 | $536.2K | 0.01% | +407+0.4% | Added |
| AMH Equity Ltd | 97,583 | $471.3K | 0.73% | +56,408+137.0% | Added |
| Kovack Advisors, Inc. | 75,400 | $364.2K | 0.04% | +9,900+15.1% | Added |
| Bridgeway Capital Management, LLC | 64,800 | $313.0K | 0.01% | +29,200+82.0% | Added |
| State Street Corp | 54,790 | $264.6K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 46,767 | $225.9K | 0.00% | +1,951+4.4% | Added |
| Citadel Advisors LLC | 44,406 | $214.5K | 0.00% | +4,150+10.3% | Added |
| WealthTrust Axiom LLC | 43,624 | $210.7K | 0.06% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 42,584 | $204.0K | 0.00% | +20,264+90.8% | Added |
| Commonwealth Equity Services, LLC | 38,500 | $186.0K | 0.00% | +1,500+4.1% | Added |
| Royal Bank of Canada | 34,000 | $164.0K | 0.00% | +33,836+20,631.7% | Added |
| Sowell Financial Services LLC | 32,883 | $158.8K | 0.01% | +32,883 | New |
| Goldman Sachs Group Inc | 30,066 | $145.2K | 0.00% | +17,297+135.5% | Added |
| Hillsdale Investment Management Inc. | 28,200 | $136.2K | 0.01% | −9,000−24.2% | Reduced |
| Janney Montgomery Scott LLC | 26,700 | $129.0K | 0.00% | 00.0% | Unchanged |
| Ironwood Investment Management LLC | 26,291 | $127.0K | 0.07% | −1,697−6.1% | Reduced |
| Villere St Denis J & Co LLC | 20,000 | $96.6K | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 16,260 | $78.5K | 0.00% | +16,260 | New |
| Williams & Novak, LLC | 14,735 | $70.9K | 0.07% | +14,735 | New |
| Renaissance Technologies LLC | 12,700 | $61.3K | 0.00% | +1,000+8.5% | Added |
| Gsa Capital Partners LLP | 12,116 | $59.0K | 0.01% | +12,116 | New |
| Wolverine Trading, LLC | 10,984 | $54.8K | 0.00% | +10,984 | New |
| Simplex Trading, LLC | 3,468 | $16.0K | 0.00% | +2,901+511.6% | Added |
| Advisor Group Holdings, Inc. | 1,700 | $8.21K | 0.00% | +300+21.4% | Added |
| Tower Research Capital LLC (TRC) | 1,525 | $7.37K | 0.00% | +670+78.4% | Added |
| UBS Group AG | 1,223 | $5.91K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 231 | $1.12K | 0.00% | +21+10.0% | Added |
| Principal Securities, Inc. | 200 | $1.09K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 102 | $493 | 0.00% | +5+5.2% | Added |
| Morgan Stanley | 82 | $396 | 0.00% | +82 | New |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −42,325−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −22,706−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −13,005−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −11,337−100.0% | Sold out |