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, Q4 2023
Institutional positions in ACM Research, Inc. as of Dec 31, 2023. 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
- 156
- +3 vs. Q3 2023
- Shares held
- 32.9M
- +1.84M (+5.9%) vs. Q3 2023
- Total value
- $642.8M
- +$80.5M (+14.3%) vs. Q3 2023
- New holders
- 36
- 44 more added
- Sold out
- 33
- 54 more reduced
1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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, Q4 2023
Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 4,057,397 | $79.3M | 0.00% | −25,438−0.6% | Reduced |
| BlackRock Inc. | 3,725,525 | $72.8M | 0.00% | +268,918+7.8% | Added |
| Ariose Capital Management Ltd | 1,980,671 | $38.7M | 15.09% | +1,229,839+163.8% | Added |
| Bank of America Corp | 1,955,612 | $38.2M | 0.00% | −124,537−6.0% | Reduced |
| Citigroup Inc | 1,736,596 | $33.9M | 0.04% | −29,027−1.6% | Reduced |
| Pertento Partners LLP | 1,085,033 | $21.2M | 4.01% | −110,431−9.2% | Reduced |
| Panview Asian Equity Master Fund | 1,057,753 | $20.7M | 13.77% | +767,753+264.7% | Added |
| State Street Corp | 1,044,631 | $20.4M | 0.00% | +60,428+6.1% | Added |
| Geode Capital Management, LLC | 1,039,783 | $20.3M | 0.00% | +54,309+5.5% | Added |
| Portolan Capital Management, LLC | 799,504 | $15.6M | 1.37% | +799,504 | New |
| JPMorgan Chase & Co | 778,118 | $15.2M | 0.00% | −295,083−27.5% | Reduced |
| Goldman Sachs Group Inc | 692,991 | $13.5M | 0.00% | −9,920−1.4% | Reduced |
| Matthews International Capital Management LLC | 690,857 | $13.5M | 1.90% | −55,244−7.4% | Reduced |
| Voloridge Investment Management, LLC | 665,214 | $13.0M | 0.05% | −17,269−2.5% | Reduced |
| Morgan Stanley | 588,340 | $11.5M | 0.00% | −2,746−0.5% | Reduced |
| UBS Group AG | 560,250 | $10.9M | 0.00% | +34,928+6.6% | Added |
| Yiheng Capital Management, L.P. | 512,700 | $10.0M | 1.24% | 00.0% | Unchanged |
| Point72 Hong Kong Ltd | 496,494 | $9.70M | 0.60% | +70,227+16.5% | Added |
| Allspring Global Investments Holdings, LLC | 473,178 | $9.25M | 0.02% | +186,754+65.2% | Added |
| Northern Trust Corp | 467,546 | $9.14M | 0.00% | −9,335−2.0% | Reduced |
| Prelude Capital Management, LLC | 442,190 | $8.64M | 0.75% | +442,190 | New |
| Think Investments LP | 417,500 | $8.16M | 2.03% | +417,500 | New |
| Oberweis Asset Management Inc | 393,400 | $7.69M | 0.72% | +51,600+15.1% | Added |
| Charles Schwab Investment Management Inc | 376,629 | $7.36M | 0.00% | +19,946+5.6% | Added |
| Osterweis Capital Management Inc | 363,136 | $7.10M | 0.45% | −199,850−35.5% | Reduced |
| Yong Rong (HK) Asset Management Ltd | 350,000 | $6.84M | 2.57% | +200,000+133.3% | Added |
| Swedbank AB | 320,000 | $6.25M | 0.01% | +150,000+88.2% | Added |
| Norges Bank | 290,000 | $5.67M | 0.00% | +290,000 | New |
| Russell Investments Group, Ltd. | 288,042 | $5.63M | 0.01% | +83,485+40.8% | Added |
| Boothbay Fund Management, LLC | 235,704 | $4.61M | 0.17% | +235,704 | New |
| Bank of New York Mellon Corp | 233,723 | $4.57M | 0.00% | +43,518+22.9% | Added |
| Ameriprise Financial Inc | 206,634 | $4.15M | 0.00% | +150,434+267.7% | Added |
| AQR Capital Management LLC | 197,593 | $3.86M | 0.01% | −90,096−31.3% | Reduced |
| Deutsche Bank AG | 180,539 | $3.53M | 0.00% | +155,867+631.8% | Added |
| Hussman Strategic Advisors, Inc. | 157,000 | $3.07M | 0.70% | +157,000 | New |
| Squarepoint Ops LLC | 154,945 | $3.03M | 0.01% | +47,459+44.2% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 151,146 | $2.95M | 0.01% | −14,852−8.9% | Reduced |
| Barclays PLC | 144,452 | $2.82M | 0.00% | +59,986+71.0% | Added |
| Nuveen Asset Management, LLC | 143,891 | $2.81M | 0.00% | −184,189−56.1% | Reduced |
| Quaero Capital S.A. | 130,514 | $2.55M | 2.64% | +59,749+84.4% | Added |
| First Trust Advisors LP | 128,312 | $2.51M | 0.00% | +4,368+3.5% | Added |
| Janus Henderson Group PLC | 119,806 | $2.34M | 0.00% | +36,004+43.0% | Added |
| Dark Forest Capital Management LP | 107,178 | $2.09M | 0.31% | +4,689+4.6% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 106,000 | $2.07M | 0.01% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 103,189 | $2.02M | 0.00% | +89,387+647.6% | Added |
| Invesco Ltd. | 101,252 | $1.98M | 0.00% | +33,002+48.4% | Added |
| Citadel Advisors LLC | 97,993 | $1.91M | 0.00% | −52,598−34.9% | Reduced |
| Natixis | 95,300 | $1.86M | 0.01% | +95,300 | New |
| Swiss National Bank | 86,800 | $1.70M | 0.00% | −9,600−10.0% | Reduced |
| Two Sigma Investments, LP | 83,300 | $1.63M | 0.00% | +28,700+52.6% | Added |
| Rice Hall James & Associates, LLC | 80,520 | $1.57M | 0.09% | −3,649−4.3% | Reduced |
| Calamos Advisors LLC | 80,134 | $1.57M | 0.01% | +20,009+33.3% | Added |
| PDT Partners, LLC | 78,341 | $1.53M | 0.17% | −619−0.8% | Reduced |
| Rhumbline Advisers | 75,184 | $1.47M | 0.00% | +803+1.1% | Added |
| American Century Companies Inc | 72,181 | $1.41M | 0.00% | +36,530+102.5% | Added |
| Credit Suisse AG | 71,992 | $1.41M | 0.00% | −351,026−83.0% | Reduced |
| National Bank of Canada | 75,330 | $1.41M | 0.00% | 00.0% | Unchanged |
| Arlington Capital Management, Inc. | 68,224 | $1.33M | 1.21% | +68,224 | New |
| ClariVest Asset Management LLC | 67,834 | $1.33M | 0.07% | +1,634+2.5% | Added |
| Simplex Trading, LLC | 67,124 | $1.31M | 0.04% | +67,124 | New |
| Millennium Management LLC | 59,213 | $1.16M | 0.00% | −432,707−88.0% | Reduced |
| Jane Street Group, LLC | 57,090 | $1.12M | 0.00% | +57,090 | New |
| UBS Asset Management Americas Inc | 54,744 | $1.07M | 0.00% | −8,591−13.6% | Reduced |
| Jackson Creek Investment Advisors LLC | 52,902 | $1.03M | 0.40% | −20,684−28.1% | Reduced |
| Wells Fargo & Company | 52,534 | $1.03M | 0.00% | +29,550+128.6% | Added |
| Alliancebernstein L.P. | 48,540 | $948.5K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 47,429 | $926.8K | 0.00% | −1,961−4.0% | Reduced |
| Connectus Wealth, LLC | 45,000 | $879.3K | 0.02% | 00.0% | Unchanged |
| Total Clarity Wealth Management, Inc. | 43,606 | $852.1K | 0.35% | −1,144−2.6% | Reduced |
| Mirabella Financial Services LLP | 41,045 | $802.0K | 0.12% | +41,045 | New |
| Legal & General Group Plc | 39,670 | $775.1K | 0.00% | +1,303+3.4% | Added |
| Raymond James Financial Services Advisors, Inc. | 38,085 | $744.2K | 0.00% | −824−2.1% | Reduced |
| NorthCrest Asset Manangement, LLC | 34,170 | $667.7K | 0.03% | +34,170 | New |
| Point72 Asset Management, L.P. | 32,528 | $635.6K | 0.00% | +7,728+31.2% | Added |
| LPL Financial LLC | 31,902 | $623.4K | 0.00% | +31,902 | New |
| FCG Investment Co | 31,000 | $605.7K | 0.59% | +31,000 | New |
| Price T Rowe Associates Inc | 29,402 | $575.0K | 0.00% | +1,387+5.0% | Added |
| Csenge Advisory Group | 28,935 | $565.4K | 0.04% | +4,530+18.6% | Added |
| HighTower Advisors, LLC | 27,463 | $537.0K | 0.00% | −33,696−55.1% | Reduced |
| Connective Capital Management, LLC | 27,180 | $531.1K | 0.45% | 00.0% | Unchanged |
| MetLife Investment Management | 25,060 | $489.7K | 0.00% | 00.0% | Unchanged |
| X-Square Capital, LLC | 25,000 | $489.0K | 0.27% | +25,000 | New |
| Ensign Peak Advisors, Inc | 24,910 | $486.7K | 0.00% | +1,250+5.3% | Added |
| Cambria Investment Management, L.P. | 24,046 | $469.9K | 0.03% | +24,046 | New |
| American International Group, Inc. | 23,923 | $467.5K | 0.00% | −97−0.4% | Reduced |
| New England Research & Management, Inc. | 23,050 | $450.0K | 0.24% | +12,525+119.0% | Added |
| Cinctive Capital Management LP | 22,964 | $448.7K | 0.03% | +22,964 | New |
| Eschler Asset Management LLP | 22,243 | $434.6K | 0.34% | +22,243 | New |
| Penserra Capital Management LLC | 22,134 | $432.0K | 0.01% | −157,599−87.7% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 22,050 | $430.9K | 0.00% | 00.0% | Unchanged |
| Franklin Resources Inc | 21,864 | $427.2K | 0.00% | −1,076−4.7% | Reduced |
| New York State Common Retirement Fund | 21,208 | $414.4K | 0.00% | +5,620+36.1% | Added |
| SEI Investments Co | 21,144 | $413.2K | 0.00% | −64,457−75.3% | Reduced |
| Voya Investment Management LLC | 19,390 | $378.9K | 0.00% | −110−0.6% | Reduced |
| Manufacturers Life Insurance Company, The | 18,569 | $362.8K | 0.00% | −498−2.6% | Reduced |
| Trexquant Investment LP | 18,543 | $362.3K | 0.01% | +1,383+8.1% | Added |
| BNP Paribas Arbitrage, SA | 18,542 | $362.3K | 0.00% | −67,854−78.5% | Reduced |
| Royal Bank of Canada | 17,671 | $346.0K | 0.00% | +949+5.7% | Added |
| Alps Advisors Inc | 17,143 | $335.0K | 0.00% | −1,047−5.8% | Reduced |
| Algert Global LLC | 16,246 | $317.4K | 0.01% | −100,851−86.1% | Reduced |