Who owns Acm Research Inc?
- Ticker: ACMR
- CUSIP Number: 00108j109
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Analyze quarterly positions in Acm Research with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of Acm Research stock
Who bought or sold Acm Research Inc this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| BlackRock | 8.0M | $314M | 1% | Mar 2026 |
|
| Vanguard Group | 5.0M | $196M | 3% | Dec 2025 |
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| Vanguard Capital Management | 2.3M | $89M | 100% | Mar 2026 |
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| Vanguard Portfolio Management | 2.2M | $87M | 100% | Mar 2026 |
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| State Street Corporation | 2.0M | $77M | -2% | Dec 2025 |
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| WCM Investment Management | 1.9M | $71M | 16879% | Mar 2026 |
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| Citigroup | 1.6M | $63M | 100% | Mar 2026 |
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| Geode Capital Management | 1.4M | $54M | 2% | Mar 2026 |
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| Susquehanna International | 1.3M | $51M | -12% | Dec 2025 |
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| Morgan Stanley | 1.2M | $47M | -14% | Mar 2026 |
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| Henderson Group | 1.1M | $43M | 1410% | Mar 2026 |
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| Value Aligned Research Advisors | 956k | $38M | 100% | Mar 2026 |
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| FMR | 804k | $32M | 224% | Dec 2025 |
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| Invesco | 787k | $31M | -41% | Mar 2026 |
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| Southeastern Asset Management | 783k | $31M | -53% | Mar 2026 |
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| Polunin Capital Partners | 763k | $32M | 100% | Mar 2026 |
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| Dimensional Fund Advisors | 719k | $28M | 208% | Mar 2026 |
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| Tekne Capital Management | 715k | $28M | 100% | Dec 2025 |
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| Longaeva Partners | 708k | $28M | 100% | Mar 2026 |
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| Cederberg Capital | 694k | $27M | 40% | Dec 2025 |
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| Broad Bay Capital Management | 652k | $26M | -36% | Dec 2025 |
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| Toroso Investments | 628k | $25M | 74% | Mar 2026 |
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| Wexford Capital | 599k | $24M | 79% | Mar 2026 |
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| Citadel Advisors | 556k | $22M | -12% | Mar 2026 |
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| Goldman Sachs Group | 552k | $22M | 53% | Mar 2026 |
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| LSV Asset Management | 545k | $22M | -77% | Mar 2026 |
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| Northern Trust | 544k | $22M | -7% | Dec 2025 |
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| Steamboat Capital Partners | 504k | $20M | -4% | Dec 2025 |
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| Charles Schwab Investment Management | 478k | $19M | 9% | Dec 2025 |
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| Mitsubishi UFJ Trust & Banking Corp | 466k | $18M | -44% | Mar 2026 |
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| Jane Street | 415k | $16M | -48% | Mar 2026 |
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| UBS Group | 404k | $16M | -34% | Mar 2026 |
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| Bank of America Corporation | 402k | $16M | 100% | Mar 2026 |
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| PENN Capital Management | 398k | $16M | -9% | Mar 2026 |
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| Raiffeisen Bank International | 380k | $14M | 100% | Mar 2026 |
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| First Trust Advisors | 374k | $15M | 74% | Mar 2026 |
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| Nearwater Capital Markets | 351k | $14M | 100% | Dec 2025 |
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| Vanguard Fiduciary Trust | 341k | $13M | 100% | Mar 2026 |
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| Principal Financial Group | 341k | $13M | -11% | Mar 2026 |
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| Congress Asset Management | 340k | $13M | 17% | Mar 2026 |
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| AQR Capital Management | 323k | $13M | -6% | Mar 2026 |
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| Bank of New York Mellon | 315k | $12M | -3% | Mar 2026 |
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| Point72 Asset Management | 305k | $12M | 95% | Mar 2026 |
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| Kerrisdale Advisers | 264k | $10M | 49% | Dec 2025 |
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| New York State Common Retirement Fund | 259k | $10M | -15% | Mar 2026 |
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| Jacobs Levy Equity Management | 244k | $9.6M | 100% | Mar 2026 |
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| Peak6 | 236k | $9.3M | -71% | Mar 2026 |
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| Oasis Management | 234k | $9.2M | 0% | Dec 2025 |
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| Ameriprise Financial | 212k | $8.4M | -32% | Mar 2026 |
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| Wells Fargo & Company | 204k | $8.0M | 144% | Mar 2026 |
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| Public Sector Pension Investment Board | 191k | $7.5M | 3% | Mar 2026 |
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| Storebrand Asset Management As | 180k | $7.1M | 100% | Mar 2026 |
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| Russell Investments | 161k | $6.3M | -2% | Mar 2026 |
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| American Century Companies | 152k | $6.0M | 1% | Dec 2025 |
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| Qube Research & Technologies | 146k | $5.8M | 100% | Dec 2025 |
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| Rhumbline Advisers | 142k | $5.6M | 3% | Mar 2026 |
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| Matthews International Capital Management | 139k | $5.5M | -26% | Mar 2026 |
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| RPg Family Wealth Advisory | 135k | $5.3M | -14% | Dec 2025 |
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| Hrt Financial | 129k | $5.1M | 32% | Mar 2026 |
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| Legal & General Group | 126k | $5.0M | -6% | Mar 2026 |
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| Renaissance Technologies | 124k | $4.9M | -59% | Dec 2025 |
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| Dodge & Cox | 112k | $4.4M | -9% | Dec 2025 |
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| Nuveen | 112k | $4.4M | 4% | Mar 2026 |
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| Simplex Trading | 111k | $4.4M | 48% | Dec 2025 |
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| Barclays | 107k | $4.2M | 11% | Dec 2025 |
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| Swiss National Bank | 107k | $4.2M | 2% | Mar 2026 |
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| Kennedy Capital Management | 104k | $4.1M | -26% | Mar 2026 |
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| Thompson, Siegel, & Walmsley | 101k | $4.0M | -46% | Mar 2026 |
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| Franklin Resources | 96k | $3.8M | 100% | Mar 2026 |
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| Ubs Global Asset Management Americas | 92k | $3.6M | 7% | Mar 2026 |
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| Group One Trading | 91k | $3.6M | -15% | Mar 2026 |
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| Segall Bryant & Hamill | 88k | $3.5M | -17% | Mar 2026 |
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| Sei Investments | 85k | $3.3M | 45% | Mar 2026 |
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| Victory Capital Management | 85k | $3.3M | -2% | Dec 2025 |
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| Portolan Capital Management | 83k | $3.3M | -71% | Mar 2026 |
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| Kendall Capital Management | 83k | $3.3M | -1% | Mar 2026 |
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| LPL Financial | 83k | $3.3M | -25% | Mar 2026 |
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| Intrinsic Edge Capital Management | 80k | $3.1M | 100% | Mar 2026 |
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| Deutsche Bank Aktiengesellschaft | 80k | $3.1M | 9% | Mar 2026 |
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| Y-Intercept | 76k | $3.0M | 100% | Mar 2026 |
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| Mackenzie Financial | 71k | $2.8M | 25% | Mar 2026 |
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| Verition Fund Management | 67k | $2.6M | 283% | Dec 2025 |
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| Horiko Capital Management | 66k | $2.6M | 100% | Mar 2026 |
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| Millennium Management | 66k | $2.6M | 179% | Mar 2026 |
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| California State Teachers Retirement System | 63k | $2.5M | 32% | Mar 2026 |
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| Hussman Econometrics Advisors | 63k | $2.5M | 0% | Mar 2026 |
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| CWM Advisors | 63k | $2.5M | 16% | Mar 2026 |
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| Two Sigma Investments | 58k | $2.3M | 100% | Mar 2026 |
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| Alliancebernstein | 58k | $2.3M | 2% | Mar 2026 |
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| Bessemer | 56k | $2.2M | -33% | Mar 2026 |
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| Prudential Financial | 54k | $2.1M | 10% | Mar 2026 |
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| Quantinno Capital Management | 54k | $2.1M | -2% | Mar 2026 |
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| Bnp Paribas Arbitrage, Snc | 54k | $2.1M | -53% | Mar 2026 |
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| Florida State Board of Administration | 53k | $2.1M | -18% | Mar 2026 |
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| Gilder, Gagnon, Howe & Co | 50k | $2.0M | 0% | Dec 2025 |
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| Balyasny Asset Management | 47k | $1.9M | 44% | Mar 2026 |
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| Acadian Asset Management | 46k | $1.8M | 290% | Mar 2026 |
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| Great-West Life Assurance Company | 45k | $1.8M | 0% | Dec 2025 |
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| Eudaimonia Asset Management | 44k | $1.7M | 100% | Mar 2026 |
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| Lazard Asset Management | 43k | $1.7M | 100% | Mar 2026 |
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| Colony | 42k | $1.7M | 100% | Dec 2025 |
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| Raymond James Financial | 40k | $1.6M | -6% | Dec 2025 |
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| Boothbay Fund Management | 38k | $1.5M | -68% | Mar 2026 |
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| Vanguard Asset Management | 36k | $1.4M | 100% | Mar 2026 |
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| Thrivent Financial for Lutherans | 36k | $1.4M | -3% | Mar 2026 |
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| Tudor Investment Corporation | 35k | $1.4M | -35% | Mar 2026 |
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| Caption Management | 35k | $1.4M | -63% | Dec 2025 |
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| State of New Jersey Common Pension Fund D | 34k | $1.4M | 100% | Mar 2026 |
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| New York State Teachers Retirement System | 34k | $1.3M | -3% | Mar 2026 |
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| NorthCrest Asset Manangement | 33k | $1.4M | -1% | Mar 2026 |
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| Illinois Municipal Retirement Fund | 32k | $1.2M | 31% | Mar 2026 |
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| Capelight Capital Asset Management | 30k | $1.2M | -40% | Mar 2026 |
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| James Investment Research | 30k | $1.2M | 0% | Mar 2026 |
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| MetLife Investment Advisors | 29k | $1.1M | -7% | Dec 2025 |
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| Alaska Retirement Management Board | 28k | $1.1M | -3% | Mar 2026 |
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| HPM Partners | 28k | $1.1M | -90% | Mar 2026 |
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| Advisory Research | 27k | $1.1M | 5% | Dec 2025 |
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| Neuberger Berman Group | 27k | $1.1M | -2% | Dec 2025 |
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| GSA Capital Partners | 27k | $1.1M | 100% | Mar 2026 |
|
| Gordian Capital Singapore Pte | 26k | $1.0M | 100% | Mar 2026 |
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| Mirae Asset Global Etfs Holdings | 26k | $1.0M | 3% | Mar 2026 |
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| Vanguard Global Advisers | 26k | $1.0M | 100% | Mar 2026 |
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| Manufacturers Life Insurance Company | 25k | $975k | -1% | Mar 2026 |
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| Louisiana State Employees Retirement System | 24k | $929k | -3% | Mar 2026 |
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| Zurcher Kantonalbank | 24k | $926k | 32% | Mar 2026 |
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| Walleye Trading | 24k | $925k | -79% | Mar 2026 |
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| Empirical Financial Services, LLC d/b/a Empirical Wealth Management | 23k | $922k | -10% | Mar 2026 |
|
| Mml Investors Services | 22k | $868k | -3% | Mar 2026 |
|
| Illumine Investment Management | 22k | $862k | -22% | Mar 2026 |
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| SG Americas Securities | 21k | $840k | -91% | Mar 2026 |
|
| Catalyst Funds Management Pty | 21k | $838k | 100% | Mar 2026 |
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| Walleye Trading Advisors | 21k | $813k | -56% | Mar 2026 |
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| CWM | 21k | $813k | -1% | Dec 2025 |
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| Blackstone Group | 20k | $797k | 100% | Mar 2026 |
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| Guggenheim Capital, LLC Managers | 20k | $786k | -63% | Mar 2026 |
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| Brevan Howard Capital Management | 20k | $767k | 100% | Mar 2026 |
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| Magnetar Financial | 18k | $720k | 100% | Mar 2026 |
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| Mirabella Financial Services | 17k | $673k | 100% | Mar 2026 |
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| Ing Investment Management | 17k | $667k | -16% | Mar 2026 |
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| Nomura Asset Management International | 17k | $661k | 100% | Mar 2026 |
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| Spire Wealth Management | 16k | $641k | -2% | Mar 2026 |
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| Handelsbanken Fonder AB | 16k | $626k | 0% | Mar 2026 |
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| Cypress Capital Group | 16k | $623k | 100% | Mar 2026 |
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| State of Tennessee, Treasury Department | 16k | $620k | 0% | Mar 2026 |
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| OTR - Nominee Name for The State Teachers Retirement Board of Ohio | 16k | $610k | 131% | Mar 2026 |
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| Amalgamated Bank | 15k | $600k | 0% | Mar 2026 |
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| CLS Investments | 15k | $593k | 4% | Mar 2026 |
|
| Allspring Global Investments Holdings | 15k | $599k | -39% | Mar 2026 |
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| Arizona State Retirement System | 15k | $582k | 0% | Mar 2026 |
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| Cim | 15k | $580k | -9% | Mar 2026 |
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| Vontobel Holding | 14k | $557k | -21% | Mar 2026 |
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| ProShare Advisors | 14k | $538k | -12% | Mar 2026 |
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| FCG Investment | 13k | $493k | -55% | Mar 2026 |
|
| Intech Investment Management | 13k | $492k | -49% | Mar 2026 |
|
| State of Wisconsin Investment Board | 12k | $480k | -56% | Dec 2025 |
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| Federated Investors | 12k | $475k | -37% | Mar 2026 |
|
| Grantham, Mayo, Van Otterloo & Co | 10k | $401k | -50% | Mar 2026 |
|
| Diametric Capital | 8.6k | $337k | -76% | Mar 2026 |
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| Nomura Holdings | 5.5k | $217k | -95% | Mar 2026 |
|
| Royal Bank of Canada | 4.1k | $0 | -91% | Mar 2026 |
|
Who sold out of Acm Research?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Discovery Capital Management | Dec 2025 | 296k | $12M |
| Yiheng Capital | Dec 2025 | 174k | $6.9M |
| Marshall Wace | Sep 2025 | 114k | $4.4M |
| MY.Alpha Management HK Advisors | Dec 2025 | 106k | $4.2M |
| Centiva Capital | Dec 2025 | 82k | $3.2M |
| UBS O'Connor | Sep 2025 | 79k | $3.1M |
| Inspire Advisors | Dec 2025 | 71k | $2.8M |
| Algert Coldiron Investors | Dec 2025 | 67k | $2.6M |
| Yong Rong | Dec 2025 | 60k | $2.4M |
| Weiss Asset Management LP[1 | Dec 2025 | 49k | $1.9M |
| Squarepoint Ops | Dec 2025 | 43k | $1.7M |
| Ieq Capital | Sep 2025 | 36k | $1.4M |
| Teacher Retirement System Of Texas | Dec 2025 | 34k | $1.3M |
| D. E. Shaw & Co | Dec 2025 | 31k | $1.2M |
| Jpmorgan Chase & Co | Sep 2025 | 29k | $1.1M |
| Norges Bank Investment Management | Dec 2025 | 29k | $1.1M |
| Leucadia National Corporation | Dec 2025 | 27k | $1.1M |
| Belpointe Asset Management | Dec 2025 | 22k | $884k |
| Parallax Volatility Advisers | Dec 2025 | 21k | $826k |
| Wealth Enhancement Advisory Services | Dec 2025 | 18k | $925k |
| Macquarie Group | Sep 2025 | 18k | $708k |
| Nkcfo | Dec 2025 | 18k | $710k |