ACM RESEARCH INC's ticker is ACMR and the CUSIP is 00108J109. A total of 10 filers reported holding ACM RESEARCH INC in Q4 2017. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Pertento Partners LLP | 887,429 | $10,382,919 | 2.58% |
| Oasis Management Co Ltd. | 825,745 | $9,661,217 | 1.55% |
| Ariose Capital Management Ltd | 273,841 | $3,203,940 | 1.22% |
| MATTHEWS INTERNATIONAL CAPITAL MANAGEMENT LLC | 850,913 | $9,955,682 | 0.99% |
| Yiheng Capital Management, L.P. | 1,654,700 | $19,359,990 | 0.77% |
| Point72 Hong Kong Ltd | 241,500 | $2,825,550 | 0.69% |
| Portolan Capital Management | 561,894 | $6,574,160 | 0.63% |
| PRECEPT MANAGEMENT LLC | 30,000 | $351,000 | 0.43% |
| OBERWEIS ASSET MANAGEMENT INC/ | 215,600 | $2,522,520 | 0.39% |
| COOPER CREEK PARTNERS MANAGEMENT LLC | 361,333 | $4,228 | 0.30% |