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, Q2 2026
Institutional positions in ACM Research, Inc. as of Jun 30, 2026. 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
- 377
- +81 vs. Q1 2026
- Shares held
- 48.5M
- +5.22M (+12.1%) vs. Q1 2026
- Total value
- $6.11B
- +$4.41B (+259.7%) vs. Q1 2026
- New holders
- 120
- 126 more added
- Sold out
- 39
- 93 more reduced
5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Kultura Capital Management LP | 37,725 | $4.79M | 2.20% | +37,725 | New |
| Guggenheim Capital LLC | 37,530 | $4.76M | 0.03% | +17,568+88.0% | Added |
| Thrivent Financial for Lutherans | 37,473 | $4.75M | 0.01% | +1,915+5.4% | Added |
| State Board of Administration of Florida Retirement System | 36,055 | $4.58M | 0.01% | −16,488−31.4% | Reduced |
| D. E. Shaw & Co., Inc. | 33,500 | $4.25M | 0.00% | +33,500 | New |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 33,153 | $4.21M | 0.06% | +9,726+41.5% | Added |
| EAM Investors, LLC | 31,875 | $4.04M | 0.36% | −11,999−27.3% | Reduced |
| MetLife Investment Management | 31,382 | $3.98M | 0.02% | +3,528+12.7% | Added |
| Voya Investment Management LLC | 30,807 | $3.91M | 0.00% | +13,855+81.7% | Added |
| Illinois Municipal Retirement Fund | 30,481 | $3.87M | 0.04% | −1,051−3.3% | Reduced |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 30,122 | $3.82M | 0.05% | +30,122 | New |
| James Investment Research Inc | 29,650 | $3.76M | 0.38% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 29,243 | $3.71M | 0.00% | +21,961+301.6% | Added |
| Advisory Research Inc | 28,732 | $3.65M | 0.36% | +433+1.5% | Added |
| Manufacturers Life Insurance Company, The | 28,634 | $3.63M | 0.00% | +3,849+15.5% | Added |
| Norges Bank | 28,528 | $3.62M | 0.00% | +28,528 | New |
| Kennedy Capital Management, Inc. | 28,507 | $3.62M | 0.06% | −74,949−72.4% | Reduced |
| Cypress Capital Group | 28,425 | $3.61M | 0.34% | +12,605+79.7% | Added |
| New York State Teachers Retirement System | 28,382 | $3.60M | 0.01% | −5,358−15.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 27,231 | $3.46M | 0.00% | +1,313+5.1% | Added |
| Ieq Capital, LLC | 26,408 | $3.35M | 0.02% | +19,587+287.2% | Added |
| Vanguard Global Advisers, LLC | 26,407 | $3.35M | 0.00% | +524+2.0% | Added |
| Louisiana State Employees Retirement System | 25,000 | $3.17M | 0.05% | +1,400+5.9% | Added |
| MML Investors Services, LLC | 24,742 | $3.14M | 0.01% | +2,675+12.1% | Added |
| Illumine Investment Management, LLC | 0 | $2.97M | 1.94% | −21,916−100.0% | Reduced |
| Fifth Third Bancorp | 23,063 | $2.93M | 0.00% | +11,649+102.1% | Added |
| Alliancebernstein L.P. | 74,338 | $2.93M | 0.00% | +16,295+28.1% | Added |
| Brinker Capital Investments, LLC | 22,891 | $2.90M | 0.02% | +7,835+52.0% | Added |
| NorthCrest Asset Manangement, LLC | 27,216 | $2.89M | 0.07% | −6,186−18.5% | Reduced |
| Algert Global LLC | 22,630 | $2.87M | 0.03% | +22,630 | New |
| State of Wisconsin Investment Board | 22,193 | $2.82M | 0.01% | −12,507−36.0% | Reduced |
| Acadian Asset Management LLC | 21,206 | $2.68M | 0.00% | −24,294−53.4% | Reduced |
| Handelsbanken Fonder AB | 20,900 | $2.65M | 0.01% | +5,000+31.4% | Added |
| State of Alaska, Department of Revenue | 20,649 | $2.62M | 0.03% | −7,504−26.7% | Reduced |
| Capital Fund Management S.A. | 20,437 | $2.59M | 0.02% | +20,437 | New |
| Wealth Enhancement Advisory Services, LLC | 51,899 | $2.46M | 0.00% | −7,275−12.3% | Reduced |
| State of Tennessee, Treasury Department | 19,203 | $2.44M | 0.01% | +3,446+21.9% | Added |
| Odyssean, LLC | 19,180 | $2.43M | 0.40% | +4,043+26.7% | Added |
| Credit Agricole S A | 19,000 | $2.41M | 0.01% | +19,000 | New |
| Raymond James Financial Inc | 18,506 | $2.35M | 0.00% | −3,694−16.6% | Reduced |
| Creative Planning | 17,921 | $2.27M | 0.00% | +5,464+43.9% | Added |
| Longaeva Partners L.P. | 17,732 | $2.25M | 0.06% | −690,647−97.5% | Reduced |
| Voleon Capital Management LP | 17,625 | $2.24M | 0.04% | +17,625 | New |
| Virtu Financial LLC | 17,170 | $2.18M | 0.07% | −74−0.4% | Reduced |
| Diametric Capital, LP | 16,808 | $2.13M | 0.23% | +8,253+96.5% | Added |
| Aquatic Capital Management LLC | 16,800 | $2.13M | 0.07% | +16,800 | New |
| State of New Jersey Common Pension Fund D | 16,684 | $2.12M | 0.01% | −17,730−51.5% | Reduced |
| Victory Capital Management Inc | 16,666 | $2.11M | 0.00% | −43,452−72.3% | Reduced |
| Capstone Capital Management Ltd | 16,643 | $2.11M | 0.94% | +16,643 | New |
| STRS Ohio | 16,400 | $2.08M | 0.01% | +900+5.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 15,910 | $2.02M | 0.02% | +1,936+13.9% | Added |
| Amalgamated Bank | 15,243 | $1.93M | 0.01% | −10−0.1% | Reduced |
| Yousif Capital Management, LLC | 15,020 | $1.91M | 0.02% | +868+6.1% | Added |
| Spire Wealth Management | 14,664 | $1.86M | 0.06% | −1,632−10.0% | Reduced |
| Arizona State Retirement System | 14,238 | $1.81M | 0.01% | −558−3.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 15,351 | $1.80M | 0.00% | +536+3.6% | Added |
| Cornerstone Investment Partners, LLC | 14,049 | $1.78M | 0.06% | +7,658+119.8% | Added |
| Beacon Financial Advisory LLC | 13,850 | $1.76M | 0.35% | −205−1.5% | Reduced |
| SPX Equities Gestao de Recursos Ltda | 13,815 | $1.75M | 0.20% | +13,815 | New |
| Summit Global Investments | 13,762 | $1.75M | 0.10% | +5,170+60.2% | Added |
| Vanguard Investments Australia, Ltd. | 13,657 | $1.73M | 0.00% | +847+6.6% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 13,532 | $1.72M | 0.01% | +358+2.7% | Added |
| Yorktown Management & Research Co Inc | 13,300 | $1.69M | 1.03% | 00.0% | Unchanged |
| FACT Capital, LP | 13,217 | $1.68M | 0.94% | +13,217 | New |
| Kornitzer Capital Management Inc | 13,216 | $1.68M | 0.04% | +13,216 | New |
| South Dakota Investment Council | 13,185 | $1.67M | 0.03% | +13,185 | New |
| Teachers Retirement System of the State of Kentucky | 13,145 | $1.67M | 0.01% | 00.0% | Unchanged |
| Oberweis Asset Management Inc | 13,000 | $1.65M | 0.03% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 12,977 | $1.65M | 0.02% | +800+6.6% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 12,710 | $1.61M | 0.00% | −10,815−46.0% | Reduced |
| XTX Topco Ltd | 12,528 | $1.59M | 0.02% | −43,938−77.8% | Reduced |
| Cim, LLC | 12,528 | $1.59M | 0.21% | −2,221−15.1% | Reduced |
| Jain Global LLC | 12,106 | $1.54M | 0.02% | +12,106 | New |
| LSV Asset Management | 12,100 | $1.53M | 0.00% | −533,207−97.8% | Reduced |
| KLP Kapitalforvaltning AS | 11,900 | $1.51M | 0.00% | 00.0% | Unchanged |
| Essex Investment Management Co LLC | 11,770 | $1.49M | 0.20% | 00.0% | Unchanged |
| Royal Bank of Canada | 11,604 | $1.47M | 0.00% | +7,486+181.8% | Added |
| Marex Group plc | 11,224 | $1.42M | 0.01% | +11,224 | New |
| Intech Investment Management LLC | 10,848 | $1.38M | 0.01% | −1,665−13.3% | Reduced |
| SRS Capital Advisors, Inc. | 10,058 | $1.28M | 0.01% | +9,969+11,201.1% | Added |
| Cetera Investment Advisers | 10,009 | $1.27M | 0.00% | +1,213+13.8% | Added |
| Banco Bilbao Vizcaya Argentaria, S.A. | 10,000 | $1.22M | 0.01% | +10,000 | New |
| Pallas Capital Advisors LLC | 9,153 | $1.16M | 0.04% | −16−0.2% | Reduced |
| Maryland State Retirement & Pension System | 8,300 | $1.05M | 0.02% | +536+6.9% | Added |
| Vident Advisory, LLC | 8,194 | $1.04M | 0.01% | +965+13.3% | Added |
| FCG Investment Co | 8,125 | $1.03M | 0.36% | −4,406−35.2% | Reduced |
| Ronald Blue Trust, Inc. | 8,123 | $1.03M | 0.01% | +2,973+57.7% | Added |
| Leuthold Group, LLC | 8,120 | $1.03M | 0.10% | 00.0% | Unchanged |
| Storgate, LLC | 8,004 | $1.02M | 0.21% | −624−7.2% | Reduced |
| Corsair Capital Management, L.P. | 8,000 | $1.02M | 0.13% | +8,000 | New |
| Pictet Asset Management Holding SA | 7,858 | $997.1K | 0.00% | −1,867−19.2% | Reduced |
| GTS Securities LLC | 7,802 | $990.0K | 0.02% | +7,802 | New |
| Bailard, Inc. | 7,741 | $982.3K | 0.02% | −4,828−38.4% | Reduced |
| ProShare Advisors LLC | 7,731 | $981.0K | 0.00% | −5,944−43.5% | Reduced |
| Cerity Partners LLC | 7,576 | $961.3K | 0.00% | −19,962−72.5% | Reduced |
| Fund Advisors of America Inc | 7,114 | $902.7K | 0.82% | 00.0% | Unchanged |
| FNY Investment Advisers, LLC | 7,000 | $888.0K | 0.32% | +7,000 | New |
| Mirae Asset Global Investments Co., Ltd. | 6,566 | $833.2K | 0.00% | +222+3.5% | Added |
| Mutual of America Capital Management LLC | 6,535 | $829.2K | 0.01% | +439+7.2% | Added |
| Caitong International Asset Management Co., Ltd | 6,141 | $779.2K | 0.11% | +2,614+74.1% | Added |