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 |
|---|---|---|---|---|---|
| Vanguard Group Inc | 4,296,442 | $111.3M | 0.00% | +241,096+5.9% | Added |
| BlackRock, Inc. | 4,106,092 | $106.3M | 0.00% | −106,364−2.5% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 2,302,351 | $59.6M | 0.14% | +649,116+39.3% | Added |
| Triata Capital Ltd | 1,590,225 | $41.2M | 8.04% | +219,100+16.0% | Added |
| Federated Hermes, Inc. | 1,421,688 | $36.8M | 0.07% | +348,936+32.5% | Added |
| State Street Corp | 1,254,699 | $32.5M | 0.00% | +17,376+1.4% | Added |
| Geode Capital Management, LLC | 1,238,031 | $32.1M | 0.00% | +21,366+1.8% | Added |
| Southeastern Asset Management IncSuperinvestorSoutheastern Asset Management (Longleaf) | 1,185,744 | $30.7M | 1.55% | +1,185,744 | New |
| Pertento Partners LLP | 1,024,632 | $26.5M | 3.00% | 00.0% | Unchanged |
| Broad Bay Capital Management, LP | 978,653 | $25.3M | 3.56% | +73,159+8.1% | Added |
| Invesco Ltd. | 825,989 | $21.4M | 0.00% | −513,113−38.3% | Reduced |
| Goldman Sachs Group Inc | 773,472 | $20.0M | 0.00% | +397,534+105.7% | Added |
| Nuveen, LLC | 714,311 | $18.5M | 0.01% | +577,129+420.7% | Added |
| Steamboat Capital Partners, LLC | 579,975 | $15.0M | 4.28% | +104,975+22.1% | Added |
| Northern Trust Corp | 563,027 | $14.6M | 0.00% | +50,701+9.9% | Added |
| Morgan Stanley | 551,780 | $14.3M | 0.00% | +77,044+16.2% | Added |
| UBS Asset Management Americas Inc | 541,737 | $14.0M | 0.00% | −174,823−24.4% | Reduced |
| Millennium Management LLC | 518,349 | $13.4M | 0.01% | +478,072+1,187.0% | Added |
| LSV Asset Management | 444,900 | $11.5M | 0.03% | +444,900 | New |
| Raiffeisen Bank International AG | 435,000 | $11.3M | 0.17% | −65,000−13.0% | Reduced |
| AQR Capital Management LLC | 413,371 | $10.7M | 0.01% | +169,552+69.5% | Added |
| Charles Schwab Investment Management Inc | 410,584 | $10.6M | 0.00% | +8,421+2.1% | Added |
| UBS Group AG | 387,410 | $10.0M | 0.00% | +156,094+67.5% | Added |
| Oasis Management Co Ltd. | 376,761 | $9.76M | 2.32% | +23,052+6.5% | Added |
| Qube Research & Technologies Ltd | 365,291 | $9.46M | 0.01% | +248,093+211.7% | Added |
| Kerrisdale Advisers, LLC | 286,497 | $7.42M | 3.87% | +72,100+33.6% | Added |
| Yiheng Capital Management, L.P. | 280,201 | $7.26M | 2.63% | 00.0% | Unchanged |
| Osterweis Capital Management Inc | 266,426 | $6.90M | 0.33% | +56,865+27.1% | Added |
| Ruffer LLP | 264,706 | $6.86M | 0.30% | +264,706 | New |
| Jane Street Group, LLC | 260,020 | $6.73M | 0.01% | −216,069−45.4% | Reduced |
| Point72 Asset Management, L.P. | 252,270 | $6.53M | 0.02% | −681,831−73.0% | Reduced |
| Susquehanna International Group, LLP | 250,374 | $6.48M | 0.01% | −194,381−43.7% | Reduced |
| Oberweis Asset Management Inc | 246,960 | $6.40M | 0.28% | −49,988−16.8% | Reduced |
| Bank of America Corp | 242,078 | $6.27M | 0.00% | −46,797−16.2% | Reduced |
| Tudor Investment Corp Et Al | 240,742 | $6.24M | 0.05% | −46,365−16.1% | Reduced |
| Deutsche Bank AG | 238,750 | $6.18M | 0.00% | −12,395−4.9% | Reduced |
| Citigroup Inc | 238,017 | $6.16M | 0.00% | −104,802−30.6% | Reduced |
| Algert Global LLC | 236,562 | $6.13M | 0.13% | +109,255+85.8% | Added |
| Marshall Wace, LLP | 234,207 | $6.07M | 0.01% | +196,873+527.3% | Added |
| Bank of New York Mellon Corp | 224,144 | $5.81M | 0.00% | +10,127+4.7% | Added |
| Matthews International Capital Management LLC | 221,295 | $5.73M | 1.32% | −26,931−10.8% | Reduced |
| HRT Financial LP | 205,708 | $5.33M | 0.02% | +205,708 | New |
| Citadel Advisors LLC | 204,024 | $5.28M | 0.00% | −249,117−55.0% | Reduced |
| Ameriprise Financial Inc | 198,610 | $5.14M | 0.00% | +53,957+37.3% | Added |
| Wells Fargo & Company | 197,249 | $5.11M | 0.00% | +89,242+82.6% | Added |
| Congress Asset Management Co | 197,176 | $5.11M | 0.04% | +197,176 | New |
| FMR LLC | 183,193 | $4.74M | 0.00% | +3,074+1.7% | Added |
| Boothbay Fund Management, LLC | 155,455 | $4.03M | 0.13% | +138,227+802.3% | Added |
| Squarepoint Ops LLC | 155,120 | $4.02M | 0.01% | +79,292+104.6% | Added |
| JPMorgan Chase & Co | 138,339 | $3.58M | 0.00% | −399,009−74.3% | Reduced |
| American Century Companies Inc | 137,904 | $3.57M | 0.00% | +16,232+13.3% | Added |
| LPL Financial LLC | 135,926 | $3.52M | 0.00% | +2,370+1.8% | Added |
| Barclays PLC | 133,437 | $3.46M | 0.00% | +32,629+32.4% | Added |
| Centiva Capital, LP | 132,871 | $3.44M | 0.23% | +110,983+507.0% | Added |
| Royal Bank of Canada | 120,167 | $3.11M | 0.00% | +111,256+1,248.5% | Added |
| Russell Investments Group, Ltd. | 120,122 | $3.11M | 0.00% | −22,122−15.6% | Reduced |
| Wexford Capital LP | 106,443 | $2.76M | 0.77% | +65,000+156.8% | Added |
| Swiss National Bank | 100,500 | $2.60M | 0.00% | 00.0% | Unchanged |
| Segall Bryant & Hamill, LLC | 98,318 | $2.55M | 0.04% | +63,045+178.7% | Added |
| Simplex Trading, LLC | 95,710 | $2.48M | 0.07% | −14,418−13.1% | Reduced |
| RPg Family Wealth Advisory, LLC | 95,421 | $2.47M | 0.66% | +5,623+6.3% | Added |
| UBS Oconnor LLC | 92,121 | $2.39M | 0.07% | +92,121 | New |
| AXA S.A. | 87,544 | $2.27M | 0.01% | +87,544 | New |
| First Trust Advisors LP | 82,087 | $2.13M | 0.00% | +82,087 | New |
| Rhumbline Advisers | 81,465 | $2.11M | 0.00% | +5,049+6.6% | Added |
| Dodge & Cox | 81,092 | $2.10M | 0.00% | +18,000+28.5% | Added |
| Janus Henderson Group PLC | 79,390 | $2.06M | 0.00% | −41,518−34.3% | Reduced |
| Thompson Siegel & Walmsley LLC | 78,000 | $2.02M | 0.03% | +24,100+44.7% | Added |
| Jackson Creek Investment Advisors LLC | 77,104 | $2.00M | 0.54% | +11,291+17.2% | Added |
| Principal Financial Group Inc | 67,899 | $1.76M | 0.00% | +67,899 | New |
| Gotham Asset Management, LLC | 64,750 | $1.68M | 0.01% | +64,750 | New |
| State Board of Administration of Florida Retirement System | 64,027 | $1.66M | 0.00% | 00.0% | Unchanged |
| Mackenzie Financial Corp | 62,994 | $1.63M | 0.00% | +62,994 | New |
| Trexquant Investment LP | 62,725 | $1.62M | 0.02% | −208,618−76.9% | Reduced |
| Aquatic Capital Management LLC | 59,631 | $1.54M | 0.03% | −1,527−2.5% | Reduced |
| Legal & General Group Plc | 58,116 | $1.51M | 0.00% | −3,111−5.1% | Reduced |
| Kendall Capital Management | 54,055 | $1.40M | 0.37% | +8,815+19.5% | Added |
| Ieq Capital, LLC | 52,195 | $1.35M | 0.01% | +23,537+82.1% | Added |
| Raymond James Financial Inc | 52,138 | $1.35M | 0.00% | −16,029−23.5% | Reduced |
| IMC-Chicago, LLC | 50,877 | $1.32M | 0.03% | +22,515+79.4% | Added |
| Pictet Asset Management Holding SA | 50,846 | $1.32M | 0.00% | +50,846 | New |
| Gilder Gagnon Howe & Co LLC | 49,638 | $1.29M | 0.01% | −115−0.2% | Reduced |
| Alliancebernstein L.P. | 48,571 | $1.26M | 0.00% | 00.0% | Unchanged |
| Teacher Retirement System of Texas | 47,840 | $1.24M | 0.01% | +21,216+79.7% | Added |
| California State Teachers Retirement System | 47,713 | $1.24M | 0.00% | −603−1.2% | Reduced |
| Price T Rowe Associates Inc | 42,091 | $1.09M | 0.00% | +3,343+8.6% | Added |
| Janney Montgomery Scott LLC | 38,858 | $1.01M | 0.00% | +12,468+47.2% | Added |
| Renaissance Technologies LLC | 37,000 | $958.3K | 0.00% | +37,000 | New |
| Intech Investment Management LLC | 36,531 | $946.2K | 0.01% | +9,376+34.5% | Added |
| FCG Investment Co | 35,877 | $929.2K | 0.48% | +577+1.6% | Added |
| Cerity Partners LLC | 35,861 | $928.8K | 0.00% | +12,510+53.6% | Added |
| Anson Funds Management LP | 35,000 | $906.5K | 0.17% | +35,000 | New |
| Los Angeles Capital Management LLC | 34,290 | $888.1K | 0.00% | −23,114−40.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 31,930 | $847.7K | 0.00% | −1,959−5.8% | Reduced |
| Franklin Resources Inc | 31,913 | $826.5K | 0.00% | +2,990+10.3% | Added |
| Illumine Investment Management, LLC | 31,848 | $824.9K | 0.66% | +586+1.9% | Added |
| Virtus ETF Advisers LLC | 31,307 | $810.9K | 0.49% | +21,000+203.7% | Added |
| Danske Bank A/S | 31,118 | $806.0K | 0.00% | +31,118 | New |
| MetLife Investment Management | 30,677 | $794.5K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 29,092 | $753.5K | 0.00% | −2,969−9.3% | Reduced |