AMTECH SYS INC's ticker is ASYS and the CUSIP is 032332504. A total of 44 filers reported holding AMTECH SYS INC in Q4 2020. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $91 | – | 12 | -45.5% | 0.00% | – |
| Q4 2021 | $0 | -100.0% | 22 | -93.9% | 0.00% | – |
| Q3 2021 | $4,000 | +33.3% | 361 | +33.7% | 0.00% | – |
| Q2 2021 | $3,000 | +50.0% | 270 | +15.4% | 0.00% | – |
| Q1 2021 | $2,000 | +100.0% | 234 | +17.0% | 0.00% | – |
| Q4 2020 | $1,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q3 2020 | $1,000 | -83.3% | 200 | -83.2% | 0.00% | – |
| Q2 2020 | $6,000 | +500.0% | 1,188 | +457.7% | 0.00% | – |
| Q1 2020 | $1,000 | 0.0% | 213 | +6.5% | 0.00% | – |
| Q4 2019 | $1,000 | -50.0% | 200 | -33.3% | 0.00% | – |
| Q3 2019 | $2,000 | 0.0% | 300 | -17.8% | 0.00% | – |
| Q2 2019 | $2,000 | -33.3% | 365 | -34.6% | 0.00% | – |
| Q1 2019 | $3,000 | +200.0% | 558 | +116.3% | 0.00% | – |
| Q4 2018 | $1,000 | -90.9% | 258 | -87.1% | 0.00% | – |
| Q3 2018 | $11,000 | +1000.0% | 1,997 | +1820.2% | 0.00% | – |
| Q2 2018 | $1,000 | 0.0% | 104 | +4.0% | 0.00% | – |
| Q1 2018 | $1,000 | -50.0% | 100 | -50.0% | 0.00% | – |
| Q4 2017 | $2,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q3 2017 | $2,000 | +100.0% | 200 | +100.0% | 0.00% | – |
| Q2 2017 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q1 2017 | $1,000 | – | 100 | 0.0% | 0.00% | – |
| Q4 2016 | $0 | -100.0% | 100 | -70.1% | 0.00% | – |
| Q3 2016 | $2,000 | +100.0% | 334 | +234.0% | 0.00% | – |
| Q2 2016 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q1 2016 | $1,000 | 0.0% | 100 | 0.0% | 0.00% | – |
| Q4 2015 | $1,000 | -50.0% | 100 | -72.8% | 0.00% | – |
| Q3 2015 | $2,000 | +100.0% | 367 | +267.0% | 0.00% | – |
| Q2 2015 | $1,000 | -93.8% | 100 | -92.9% | 0.00% | – |
| Q1 2015 | $16,000 | +1500.0% | 1,415 | +1315.0% | 0.00% | – |
| Q4 2014 | $1,000 | -94.4% | 100 | -94.2% | 0.00% | – |
| Q3 2014 | $18,000 | +1700.0% | 1,713 | +1613.0% | 0.00% | – |
| Q2 2014 | $1,000 | 0.0% | 100 | -13.0% | 0.00% | – |
| Q1 2014 | $1,000 | 0.0% | 115 | -5.0% | 0.00% | – |
| Q4 2013 | $1,000 | 0.0% | 121 | +21.0% | 0.00% | – |
| Q3 2013 | $1,000 | 0.0% | 100 | -10.7% | 0.00% | – |
| Q2 2013 | $1,000 | – | 112 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Pacific Ridge Capital Partners, LLC | 963,709 | $11,015,000 | 2.03% |
| AIGH Capital Management LLC | 273,100 | $3,121,000 | 0.66% |
| Diametric Capital, LP | 49,578 | $567,000 | 0.45% |
| Worth Venture Partners, LLC | 62,646 | $716,000 | 0.32% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 222,997 | $2,549,000 | 0.31% |
| EAM Investors, LLC | 117,582 | $1,344,000 | 0.23% |
| WHITE PINE CAPITAL LLC | 58,813 | $672,000 | 0.21% |
| IRONWOOD INVESTMENT MANAGEMENT LLC | 30,155 | $345,000 | 0.18% |
| HEARTLAND ADVISORS INC | 250,000 | $2,855,000 | 0.17% |
| WealthTrust Axiom LLC | 41,906 | $478,000 | 0.16% |