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 2021
Institutional positions in ACM Research, Inc. as of Jun 30, 2021. 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
- 94
- +2 vs. Q1 2021
- Shares held
- 7.37M
- +125.4K (+1.7%) vs. Q1 2021
- Total value
- $753.5M
- +$168.1M (+28.7%) vs. Q1 2021
- New holders
- 26
- 31 more added
- Sold out
- 24
- 27 more reduced
2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2021: 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 2021
Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Tower Research Capital LLC (TRC) | 25 | $3.00K | 0.00% | −2,918−99.2% | Reduced |
| Wells Fargo & Company | 67 | $7.00K | 0.00% | +1+1.5% | Added |
| Advisory Services Network, LLC | 85 | $9.00K | 0.00% | +85 | New |
| Federation des caisses Desjardins du Quebec | 90 | $9.20K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 100 | $10.0K | 0.00% | +100 | New |
| Baillie Gifford & Co | 220 | $22.0K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 219 | $22.4K | 0.00% | +125+133.0% | Added |
| Captrust Financial Advisors | 222 | $23.0K | 0.00% | −154−41.0% | Reduced |
| Royal Bank of Canada | 254 | $26.0K | 0.00% | −7−2.7% | Reduced |
| Citigroup Inc | 333 | $34.0K | 0.00% | +111+50.0% | Added |
| Macquarie Group Ltd | 352 | $36.0K | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 359 | $36.0K | 0.00% | +290+420.3% | Added |
| Leonteq Securities AG | 455 | $46.5K | 0.00% | +135+42.2% | Added |
| PEAK6 Investments LLC | 730 | $75.0K | 0.00% | −37,716−98.1% | Reduced |
| Great West Life Assurance Co | 829 | $85.0K | 0.00% | 00.0% | Unchanged |
| JTC Employer Solutions Trusteee Ltd | 1,000 | $95.0K | 0.01% | +1,000 | New |
| Maverick Capital LtdSuperinvestorMaverick Capital | 1,167 | $119.0K | 0.00% | +115+10.9% | Added |
| SG Americas Securities, LLC | 1,192 | $122.0K | 0.00% | +1,192 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 1,510 | $154.0K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 1,686 | $172.0K | 0.00% | −46,396−96.5% | Reduced |
| Legal & General Group Plc | 1,719 | $176.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 1,888 | $193.0K | 0.00% | +414+28.1% | Added |
| Parametric Portfolio Associates LLC | 2,067 | $211.0K | 0.00% | +2,067 | New |
| Commonwealth Equity Services, LLC | 2,314 | $236.0K | 0.00% | +2,314 | New |
| JPMorgan Chase & Co | 2,428 | $248.0K | 0.00% | +130+5.7% | Added |
| HighTower Advisors, LLC | 2,520 | $257.0K | 0.00% | +2,520 | New |
| Man Group plc | 2,689 | $275.0K | 0.00% | +2,689 | New |
| Infini Master Fund | 2,800 | $286.0K | 0.31% | +2,800 | New |
| Infini Capital Management Ltd | 2,800 | $286.0K | 0.31% | +2,800 | New |
| Price T Rowe Associates Inc | 3,200 | $327.0K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 3,445 | $352.0K | 0.00% | +50+1.5% | Added |
| Keywise Capital Management (HK) Ltd | 3,900 | $399.0K | 0.10% | +3,900 | New |
| Truvestments Capital LLC | 4,782 | $489.0K | 0.27% | −111−2.3% | Reduced |
| Spearhead Capital Advisors, LLC | 4,797 | $490.0K | 0.07% | +760+18.8% | Added |
| Stifel Financial Corp | 4,955 | $507.0K | 0.00% | +4,955 | New |
| UBS Oconnor LLC | 5,000 | $511.0K | 0.00% | +5,000 | New |
| Cubist Systematic Strategies, LLC | 5,490 | $561.0K | 0.01% | −4,766−46.5% | Reduced |
| Handelsbanken Fonder AB | 5,500 | $562.0K | 0.00% | +5,500 | New |
| Winton Group Ltd | 7,506 | $767.0K | 0.04% | +1,896+33.8% | Added |
| Oasis Management Co Ltd. | 7,793 | $797.0K | 0.15% | −15,500−66.5% | Reduced |
| Dymon Asia Capital (Singapore) Pte. Ltd. | 8,487 | $868.0K | 0.91% | +8,487 | New |
| Amundi | 9,479 | $969.0K | 0.00% | +9,479 | New |
| UBS Asset Management Americas Inc | 9,752 | $996.9K | 0.00% | +818+9.2% | Added |
| Walleye Trading LLC | 10,203 | $1.04M | 0.03% | −57,921−85.0% | Reduced |
| Schroder Investment Management Group | 11,013 | $1.13M | 0.00% | −26,027−70.3% | Reduced |
| Wolverine Trading, LLC | 10,642 | $1.13M | 0.03% | +10,642 | New |
| Penserra Capital Management LLC | 11,306 | $1.16M | 0.02% | +11,306 | New |
| Bank of New York Mellon Corp | 11,344 | $1.16M | 0.00% | −4,964−30.4% | Reduced |
| Jane Street Group, LLC | 11,377 | $1.16M | 0.00% | −4,886−30.0% | Reduced |
| LMR Partners LLP | 12,802 | $1.31M | 0.02% | +4,981+63.7% | Added |
| Fullerton Fund Management Co Ltd. | 12,995 | $1.33M | 0.09% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 13,379 | $1.37M | 0.00% | −65,401−83.0% | Reduced |
| Calamos Advisors LLC | 17,889 | $1.83M | 0.01% | −11,305−38.7% | Reduced |
| L & S Advisors Inc | 17,922 | $1.83M | 0.20% | +17,922 | New |
| Holocene Advisors, LP | 19,560 | $2.00M | 0.01% | +19,560 | New |
| Janus Henderson Group PLC | 20,205 | $2.06M | 0.00% | −982−4.6% | Reduced |
| Schonfeld Strategic Advisors LLC | 21,200 | $2.17M | 0.02% | +21,200 | New |
| TT International Asset Management LTD | 21,379 | $2.19M | 0.10% | +7,464+53.6% | Added |
| First Trust Advisors LP | 21,840 | $2.23M | 0.00% | −23,217−51.5% | Reduced |
| Swiss National Bank | 27,900 | $2.85M | 0.00% | +1,200+4.5% | Added |
| Barclays PLC | 30,688 | $3.14M | 0.00% | −464−1.5% | Reduced |
| Northern Trust Corp | 38,281 | $3.91M | 0.00% | −4,251−10.0% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 48,243 | $4.93M | 0.01% | +2,123+4.6% | Added |
| Harvest Fund Management Co., Ltd | 48,429 | $4.93M | 0.53% | +48,429 | New |
| Credit Suisse AG | 49,054 | $5.01M | 0.00% | −26,003−34.6% | Reduced |
| Charles Schwab Investment Management Inc | 49,054 | $5.01M | 0.00% | +1,760+3.7% | Added |
| Nomura Holdings Inc | 50,831 | $5.21M | 0.04% | 00.0% | Unchanged |
| Friess Associates LLC | 57,100 | $5.84M | 2.20% | +57,100 | New |
| Chiron Investment Management, LLC | 57,988 | $5.93M | 0.71% | +57,988 | New |
| Susquehanna International Group, LLP | 61,127 | $6.25M | 0.01% | −91,334−59.9% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 63,355 | $6.48M | 0.01% | +63,355 | New |
| Citadel Advisors LLC | 64,077 | $6.55M | 0.01% | −62,368−49.3% | Reduced |
| Manufacturers Life Insurance Company, The | 68,712 | $7.02M | 0.01% | +12,778+22.8% | Added |
| Korea Investment CORP | 79,129 | $8.09M | 0.02% | +27,000+51.8% | Added |
| Morgan Stanley | 80,666 | $8.25M | 0.00% | +30,609+61.1% | Added |
| Goldman Sachs Group Inc | 81,254 | $8.31M | 0.00% | −103,596−56.0% | Reduced |
| NS Partners Ltd | 86,200 | $8.81M | 0.46% | −300−0.3% | Reduced |
| Geode Capital Management, LLC | 99,176 | $10.1M | 0.00% | +7,053+7.7% | Added |
| State Street Corp | 104,426 | $10.7M | 0.00% | +28,181+37.0% | Added |
| Dimensional Fund Advisors LP | 108,597 | $11.1M | 0.00% | +40,403+59.2% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 131,200 | $13.4M | 0.02% | +53,600+69.1% | Added |
| Panview Asian Equity Master Fund | 151,650 | $15.5M | 12.31% | +24,406+19.2% | Added |
| One01 Capital, LP | 198,376 | $20.3M | 6.82% | −8,155−3.9% | Reduced |
| BlackRock Inc. | 198,663 | $20.3M | 0.00% | −818,978−80.5% | Reduced |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 223,585 | $22.9M | 0.24% | 00.0% | Unchanged |
| Millennium Management LLC | 230,275 | $23.5M | 0.03% | +25,629+12.5% | Added |
| Bamco Inc | 321,913 | $32.9M | 0.08% | +61,746+23.7% | Added |
| Allianz Asset Management GmbH | 361,616 | $37.0M | 0.03% | +145,687+67.5% | Added |
| UBS Group AG | 362,335 | $37.0M | 0.02% | +362,135+181,067.5% | Added |
| Wellington Management Group LLP | 382,282 | $39.1M | 0.01% | −255,054−40.0% | Reduced |
| Vanguard Group Inc | 579,359 | $59.2M | 0.00% | +10,413+1.8% | Added |
| Indus Capital Partners, LLC | 587,615 | $60.1M | 10.18% | −123,395−17.4% | Reduced |
| Yiheng Capital Management, L.P. | 844,200 | $86.3M | 3.47% | +844,200 | New |
| Jericho Capital Asset Management L.P. | 1,082,102 | $110.6M | 2.62% | +372,000+52.4% | Added |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −184,779−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −75,774−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −41,809−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −34,151−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −28,635−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −24,501−100.0% | Sold out |