ACM RESEARCH INC's ticker is ACMR and the CUSIP is 00108J109. A total of 95 filers reported holding ACM RESEARCH INC in Q1 2021. The put-call ratio across all filers is 3.20 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $3,332,167 | +2021.7% | 183,996 | +1432.4% | 0.01% | – |
| Q2 2023 | $157,052 | -95.1% | 12,007 | -95.6% | 0.00% | -100.0% |
| Q1 2023 | $3,228,265 | +272.3% | 275,920 | +145.4% | 0.01% | +250.0% |
| Q4 2022 | $867,035 | +273.7% | 112,456 | +3844.4% | 0.00% | +100.0% |
| Q4 2020 | $232,000 | +163.6% | 2,851 | -3.7% | 0.00% | 0.0% |
| Q1 2020 | $88,000 | -86.4% | 2,960 | -91.6% | 0.00% | -75.0% |
| Q4 2019 | $649,000 | -77.6% | 35,242 | -83.1% | 0.00% | -82.6% |
| Q3 2019 | $2,895,000 | +6193.5% | 208,914 | +6776.7% | 0.02% | – |
| Q1 2019 | $46,000 | – | 3,038 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Panview Asian Equity Master Fund | 290,000 | $5,250,450 | 7.84% |
| Ariose Capital Management Ltd | 750,832 | $13,593,813 | 7.69% |
| Pertento Partners LLP | 1,195,464 | $21,643,876 | 3.93% |
| Yong Rong (HK) Asset Management Ltd | 150,000 | $2,716 | 2.50% |
| Point72 Hong Kong Ltd | 426,267 | $7,717,564 | 2.13% |
| Triatomic Management LP | 146,700 | $2,656,004 | 1.84% |
| MATTHEWS INTERNATIONAL CAPITAL MANAGEMENT LLC | 746,101 | $13,508,159 | 1.63% |
| Quaero Capital S.A. | 70,765 | $1,281,200 | 1.22% |
| EAM Global Investors LLC | 197,844 | $3,581,966 | 0.97% |
| Pacific Ridge Capital Partners, LLC | 196,976 | $3,566,250 | 0.83% |