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 2025
Institutional positions in ACM Research, Inc. as of Jun 30, 2025. 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
- 243
- +3 vs. Q1 2025
- Shares held
- 37.4M
- +1.67M (+4.7%) vs. Q1 2025
- Total value
- $969.2M
- +$134.2M (+16.1%) vs. Q1 2025
- New holders
- 55
- 85 more added
- Sold out
- 52
- 68 more reduced
4 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: 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 2025
Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Yorktown Management & Research Co Inc | 13,300 | $344.5K | 0.33% | +13,300 | New |
| Private Advisor Group, LLC | 13,604 | $352.3K | 0.00% | +4,293+46.1% | Added |
| Guggenheim Capital LLC | 13,673 | $354.1K | 0.00% | −310−2.2% | Reduced |
| Voya Investment Management LLC | 13,878 | $359.4K | 0.00% | +148+1.1% | Added |
| Beacon Financial Advisory LLC | 14,040 | $363.6K | 0.09% | +10+0.1% | Added |
| Dark Forest Capital Management LP | 15,002 | $388.6K | 0.02% | −65,579−81.4% | Reduced |
| Brinker Capital Investments, LLC | 15,067 | $390.2K | 0.00% | −1,244−7.6% | Reduced |
| Arizona State Retirement System | 15,263 | $395.3K | 0.00% | +408+2.7% | Added |
| BNP Paribas Arbitrage, SA | 15,326 | $396.9K | 0.00% | −279,737−94.8% | Reduced |
| Victory Capital Management Inc | 15,436 | $399.8K | 0.00% | +15,436 | New |
| Winton Group Ltd | 15,505 | $401.6K | 0.02% | +15,505 | New |
| Cynosure Management, LLC | 15,797 | $409.1K | 0.05% | +2,565+19.4% | Added |
| New York State Common Retirement Fund | 15,813 | $409.6K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 16,099 | $417.0K | 0.05% | +16,099 | New |
| ProShare Advisors LLC | 16,392 | $424.6K | 0.00% | −1,925−10.5% | Reduced |
| Cim, LLC | 17,143 | $444.0K | 0.06% | +320+1.9% | Added |
| Bailard, Inc. | 17,300 | $448.1K | 0.01% | +17,300 | New |
| Spire Wealth Management | 17,434 | $451.5K | 0.02% | +17,434 | New |
| Wealth Enhancement Advisory Services, LLC | 16,948 | $471.3K | 0.00% | +16,948 | New |
| Arrowpoint Investment Partners (Singapore) Pte. Ltd. | 18,500 | $479.1K | 0.85% | +18,500 | New |
| MML Investors Services, LLC | 18,722 | $485.0K | 0.00% | +3,498+23.0% | Added |
| RBF Capital, LLC | 20,000 | $518.0K | 0.03% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 20,064 | $519.7K | 0.00% | −3,650−15.4% | Reduced |
| Connective Capital Management, LLC | 20,089 | $520.3K | 0.49% | +20,089 | New |
| Quest Partners LLC | 20,487 | $530.6K | 0.05% | +7,300+55.4% | Added |
| Vontobel Holding Ltd. | 20,551 | $532.3K | 0.00% | +491+2.4% | Added |
| CWM, LLC | 21,262 | $551.0K | 0.00% | +9,931+87.6% | Added |
| State of Wisconsin Investment Board | 21,291 | $551.4K | 0.00% | −355−1.6% | Reduced |
| Truist Financial Corp | 22,198 | $574.9K | 0.00% | +1,021+4.8% | Added |
| Wolverine Trading, LLC | 22,985 | $592.6K | 0.02% | −8,534−27.1% | Reduced |
| Acadian Asset Management LLC | 23,027 | $594.0K | 0.00% | −144,398−86.2% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 23,617 | $611.7K | 0.00% | +23,617 | New |
| Verition Fund Management LLC | 23,665 | $612.9K | 0.00% | +12,243+107.2% | Added |
| Hudson Bay Capital Management LP | 24,570 | $636.4K | 0.00% | +24,570 | New |
| Engineers Gate Manager LP | 24,652 | $638.5K | 0.01% | −10,425−29.7% | Reduced |
| Toroso Investments, LLC | 25,473 | $659.8K | 0.00% | +25,473 | New |
| Manufacturers Life Insurance Company, The | 26,483 | $685.9K | 0.00% | −212−0.8% | Reduced |
| Neuberger Berman Group LLC | 27,275 | $705.0K | 0.00% | +1,251+4.8% | Added |
| SEI Investments Co | 28,007 | $725.4K | 0.00% | −21,011−42.9% | Reduced |
| NorthCrest Asset Manangement, LLC | 26,272 | $730.6K | 0.02% | −7,765−22.8% | Reduced |
| Group One Trading, L.P. | 28,454 | $737.0K | 0.02% | +4,711+19.8% | Added |
| Norges Bank | 28,528 | $738.9K | 0.00% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 29,070 | $753.0K | 0.01% | +29,070 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 29,092 | $753.5K | 0.00% | −2,969−9.3% | Reduced |
| MetLife Investment Management | 30,677 | $794.5K | 0.00% | 00.0% | Unchanged |
| Danske Bank A/S | 31,118 | $806.0K | 0.00% | +31,118 | New |
| Virtus ETF Advisers LLC | 31,307 | $810.9K | 0.49% | +21,000+203.7% | Added |
| Illumine Investment Management, LLC | 31,848 | $824.9K | 0.66% | +586+1.9% | Added |
| Franklin Resources Inc | 31,913 | $826.5K | 0.00% | +2,990+10.3% | Added |
| Allspring Global Investments Holdings, LLC | 31,930 | $847.7K | 0.00% | −1,959−5.8% | Reduced |
| Los Angeles Capital Management LLC | 34,290 | $888.1K | 0.00% | −23,114−40.3% | Reduced |
| Anson Funds Management LP | 35,000 | $906.5K | 0.17% | +35,000 | New |
| Cerity Partners LLC | 35,861 | $928.8K | 0.00% | +12,510+53.6% | Added |
| FCG Investment Co | 35,877 | $929.2K | 0.48% | +577+1.6% | Added |
| Intech Investment Management LLC | 36,531 | $946.2K | 0.01% | +9,376+34.5% | Added |
| Renaissance Technologies LLC | 37,000 | $958.3K | 0.00% | +37,000 | New |
| Janney Montgomery Scott LLC | 38,858 | $1.01M | 0.00% | +12,468+47.2% | Added |
| Price T Rowe Associates Inc | 42,091 | $1.09M | 0.00% | +3,343+8.6% | Added |
| California State Teachers Retirement System | 47,713 | $1.24M | 0.00% | −603−1.2% | Reduced |
| Teacher Retirement System of Texas | 47,840 | $1.24M | 0.01% | +21,216+79.7% | Added |
| Alliancebernstein L.P. | 48,571 | $1.26M | 0.00% | 00.0% | Unchanged |
| Gilder Gagnon Howe & Co LLC | 49,638 | $1.29M | 0.01% | −115−0.2% | Reduced |
| Pictet Asset Management Holding SA | 50,846 | $1.32M | 0.00% | +50,846 | New |
| IMC-Chicago, LLC | 50,877 | $1.32M | 0.03% | +22,515+79.4% | Added |
| Raymond James Financial Inc | 52,138 | $1.35M | 0.00% | −16,029−23.5% | Reduced |
| Ieq Capital, LLC | 52,195 | $1.35M | 0.01% | +23,537+82.1% | Added |
| Kendall Capital Management | 54,055 | $1.40M | 0.37% | +8,815+19.5% | Added |
| Legal & General Group Plc | 58,116 | $1.51M | 0.00% | −3,111−5.1% | Reduced |
| Aquatic Capital Management LLC | 59,631 | $1.54M | 0.03% | −1,527−2.5% | Reduced |
| Trexquant Investment LP | 62,725 | $1.62M | 0.02% | −208,618−76.9% | Reduced |
| Mackenzie Financial Corp | 62,994 | $1.63M | 0.00% | +62,994 | New |
| State Board of Administration of Florida Retirement System | 64,027 | $1.66M | 0.00% | 00.0% | Unchanged |
| Gotham Asset Management, LLC | 64,750 | $1.68M | 0.01% | +64,750 | New |
| Principal Financial Group Inc | 67,899 | $1.76M | 0.00% | +67,899 | New |
| Jackson Creek Investment Advisors LLC | 77,104 | $2.00M | 0.54% | +11,291+17.2% | Added |
| Thompson Siegel & Walmsley LLC | 78,000 | $2.02M | 0.03% | +24,100+44.7% | Added |
| Janus Henderson Group PLC | 79,390 | $2.06M | 0.00% | −41,518−34.3% | Reduced |
| Dodge & Cox | 81,092 | $2.10M | 0.00% | +18,000+28.5% | Added |
| Rhumbline Advisers | 81,465 | $2.11M | 0.00% | +5,049+6.6% | Added |
| First Trust Advisors LP | 82,087 | $2.13M | 0.00% | +82,087 | New |
| AXA S.A. | 87,544 | $2.27M | 0.01% | +87,544 | New |
| UBS Oconnor LLC | 92,121 | $2.39M | 0.07% | +92,121 | New |
| RPg Family Wealth Advisory, LLC | 95,421 | $2.47M | 0.66% | +5,623+6.3% | Added |
| Simplex Trading, LLC | 95,710 | $2.48M | 0.07% | −14,418−13.1% | Reduced |
| Segall Bryant & Hamill, LLC | 98,318 | $2.55M | 0.04% | +63,045+178.7% | Added |
| Swiss National Bank | 100,500 | $2.60M | 0.00% | 00.0% | Unchanged |
| Wexford Capital LP | 106,443 | $2.76M | 0.77% | +65,000+156.8% | Added |
| Russell Investments Group, Ltd. | 120,122 | $3.11M | 0.00% | −22,122−15.6% | Reduced |
| Royal Bank of Canada | 120,167 | $3.11M | 0.00% | +111,256+1,248.5% | Added |
| Centiva Capital, LP | 132,871 | $3.44M | 0.23% | +110,983+507.0% | Added |
| Barclays PLC | 133,437 | $3.46M | 0.00% | +32,629+32.4% | Added |
| LPL Financial LLC | 135,926 | $3.52M | 0.00% | +2,370+1.8% | Added |
| American Century Companies Inc | 137,904 | $3.57M | 0.00% | +16,232+13.3% | Added |
| JPMorgan Chase & Co | 138,339 | $3.58M | 0.00% | −399,009−74.3% | Reduced |
| Squarepoint Ops LLC | 155,120 | $4.02M | 0.01% | +79,292+104.6% | Added |
| Boothbay Fund Management, LLC | 155,455 | $4.03M | 0.13% | +138,227+802.3% | Added |
| FMR LLC | 183,193 | $4.74M | 0.00% | +3,074+1.7% | Added |
| Congress Asset Management Co | 197,176 | $5.11M | 0.04% | +197,176 | New |
| Wells Fargo & Company | 197,249 | $5.11M | 0.00% | +89,242+82.6% | Added |
| Ameriprise Financial Inc | 198,610 | $5.14M | 0.00% | +53,957+37.3% | Added |