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 |
|---|---|---|---|---|---|
| Morgan Stanley | 82 | $396 | 0.00% | +82 | New |
| Bank of America Corp | 102 | $493 | 0.00% | +5+5.2% | Added |
| Principal Securities, Inc. | 200 | $1.09K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 231 | $1.12K | 0.00% | +21+10.0% | Added |
| UBS Group AG | 1,223 | $5.91K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,525 | $7.37K | 0.00% | +670+78.4% | Added |
| Advisor Group Holdings, Inc. | 1,700 | $8.21K | 0.00% | +300+21.4% | Added |
| Simplex Trading, LLC | 3,468 | $16.0K | 0.00% | +2,901+511.6% | Added |
| Wolverine Trading, LLC | 10,984 | $54.8K | 0.00% | +10,984 | New |
| Gsa Capital Partners LLP | 12,116 | $59.0K | 0.01% | +12,116 | New |
| Renaissance Technologies LLC | 12,700 | $61.3K | 0.00% | +1,000+8.5% | Added |
| Williams & Novak, LLC | 14,735 | $70.9K | 0.07% | +14,735 | New |
| Susquehanna International Group, LLP | 16,260 | $78.5K | 0.00% | +16,260 | New |
| Villere St Denis J & Co LLC | 20,000 | $96.6K | 0.01% | 00.0% | Unchanged |
| Ironwood Investment Management LLC | 26,291 | $127.0K | 0.07% | −1,697−6.1% | Reduced |
| Janney Montgomery Scott LLC | 26,700 | $129.0K | 0.00% | 00.0% | Unchanged |
| Hillsdale Investment Management Inc. | 28,200 | $136.2K | 0.01% | −9,000−24.2% | Reduced |
| Goldman Sachs Group Inc | 30,066 | $145.2K | 0.00% | +17,297+135.5% | Added |
| Sowell Financial Services LLC | 32,883 | $158.8K | 0.01% | +32,883 | New |
| Royal Bank of Canada | 34,000 | $164.0K | 0.00% | +33,836+20,631.7% | Added |
| Commonwealth Equity Services, LLC | 38,500 | $186.0K | 0.00% | +1,500+4.1% | Added |
| Acadian Asset Management LLC | 42,584 | $204.0K | 0.00% | +20,264+90.8% | Added |
| WealthTrust Axiom LLC | 43,624 | $210.7K | 0.06% | 00.0% | Unchanged |
| Citadel Advisors LLC | 44,406 | $214.5K | 0.00% | +4,150+10.3% | Added |
| Northern Trust Corp | 46,767 | $225.9K | 0.00% | +1,951+4.4% | Added |
| State Street Corp | 54,790 | $264.6K | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 64,800 | $313.0K | 0.01% | +29,200+82.0% | Added |
| Kovack Advisors, Inc. | 75,400 | $364.2K | 0.04% | +9,900+15.1% | Added |
| AMH Equity Ltd | 97,583 | $471.3K | 0.73% | +56,408+137.0% | Added |
| Ancora Advisors, LLC | 111,022 | $536.2K | 0.01% | +407+0.4% | Added |
| BlackRock, Inc. | 119,971 | $579.5K | 0.00% | −549−0.5% | Reduced |
| Geode Capital Management, LLC | 136,510 | $659.5K | 0.00% | +3,754+2.8% | Added |
| Royce & Associates LP | 587,986 | $2.84M | 0.03% | −891,314−60.3% | Reduced |
| Pacific Ridge Capital Partners, LLC | 621,035 | $3.00M | 0.79% | −31,358−4.8% | Reduced |
| Vanguard Group Inc | 670,784 | $3.24M | 0.00% | 00.0% | Unchanged |
| First Eagle Investment Management, LLC | 841,922 | $4.07M | 0.01% | +7,000+0.8% | Added |
| Dimensional Fund Advisors LP | 927,626 | $4.48M | 0.00% | −3,572−0.4% | Reduced |
| 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 |