ACM Research, Inc.
ACMR- Exchange
- Nasdaq
- Industry
- Special Industry Machinery, NEC
- SEC CIK
- 0001680062
In the last 90 days, ACM Research, Inc. insiders filed 0 open-market purchases and 3 sales; 377 institutions reported holding it in 13F filings for Q2 2026, worth $6.11B in total; 3 superinvestors hold it, including Southeastern Asset Management (Longleaf) and Soros Fund Management.
13F holders, Q3 2021
Institutional positions in ACM Research, Inc. as of Sep 30, 2021. 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
- 96
- +2 vs. Q2 2021
- Shares held
- 8.91M
- +1.54M (+20.9%) vs. Q2 2021
- Total value
- $979.6M
- +$226.2M (+30.0%) vs. Q2 2021
- New holders
- 25
- 35 more added
- Sold out
- 23
- 24 more reduced
Compare with Q2 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ACMR 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 | 377 | $6.11B |
| Q1 2026 | 301 | $1.74B |
| Q4 2025 | 279 | $1.79B |
| Q3 2025 | 260 | $1.63B |
| Q2 2025 | 243 | $969.2M |
| Q1 2025 | 244 | $838.6M |
| Q4 2024 | 183 | $539.4M |
| Q3 2024 | 185 | $656.9M |
| Q2 2024 | 201 | $774.0M |
| Q1 2024 | 200 | $956.1M |
| Q4 2023 | 156 | $642.8M |
| Q3 2023 | 154 | $562.8M |
| Q2 2023 | 122 | $382.7M |
| Q1 2023 | 130 | $343.6M |
| Q4 2022 | 123 | $235.2M |
| Q3 2022 | 117 | $434.9M |
| Q2 2022 | 98 | $607.2M |
| Q1 2022 | 96 | $606.7M |
| Q4 2021 | 100 | $747.5M |
| Q3 2021 | 96 | $979.6M |
| Q2 2021 | 94 | $753.5M |
| Q1 2021 | 94 | $586.5M |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −21,200−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −19,560−100.0% | Sold out |
| L & S Advisors Inc | 0 | $0 | 0.00% | −17,922−100.0% | Sold out |
| Fullerton Fund Management Co Ltd. | 0 | $0 | 0.00% | −12,995−100.0% | Sold out |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −11,306−100.0% | Sold out |
| Schroder Investment Management Group | 0 | $0 | 0.00% | −11,013−100.0% | Sold out |
| Dymon Asia Capital (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −8,487−100.0% | Sold out |
| Oasis Management Co Ltd. | 0 | $0 | 0.00% | −7,793−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −4,955−100.0% | Sold out |
| Keywise Capital Management (HK) Ltd | 0 | $0 | 0.00% | −3,900−100.0% | Sold out |
| Infini Master Fund | 0 | $0 | 0.00% | −2,800−100.0% | Sold out |
| Infini Capital Management Ltd | 0 | $0 | 0.00% | −2,800−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −2,689−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −2,314−100.0% | Sold out |
| Parametric Portfolio Associates LLC | 0 | $0 | 0.00% | −2,067−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −359−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −85−100.0% | Sold out |