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, Q1 2023
Institutional positions in ACM Research, Inc. as of Mar 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
- 130
- +7 vs. Q4 2022
- Shares held
- 29.4M
- −1.16M (−3.8%) vs. Q4 2022
- Total value
- $343.6M
- +$108.4M (+46.1%) vs. Q4 2022
- New holders
- 29
- 44 more added
- Sold out
- 22
- 35 more reduced
Compare with Q4 2022: 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, Q1 2023
Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 3,228,153 | $37.8M | 0.00% | +6,723+0.2% | Added |
| Vanguard Group Inc | 2,776,490 | $32.5M | 0.00% | −122,930−4.2% | Reduced |
| Bank of America Corp | 2,201,254 | $25.8M | 0.00% | −1490.0% | Reduced |
| Citigroup Inc | 1,762,649 | $20.6M | 0.03% | −4800.0% | Reduced |
| Millennium Management LLC | 1,335,229 | $15.6M | 0.02% | −508,475−27.6% | Reduced |
| State Street Corp | 915,371 | $10.7M | 0.00% | +34,807+4.0% | Added |
| Hotchkis & Wiley Capital Management LLC | 896,450 | $10.5M | 0.04% | −239,740−21.1% | Reduced |
| Pertento Partners LLP | 887,429 | $10.4M | 2.58% | +887,429 | New |
| Geode Capital Management, LLC | 873,894 | $10.2M | 0.00% | +41,026+4.9% | Added |
| Citadel Advisors LLC | 860,929 | $10.1M | 0.01% | +515,526+149.3% | Added |
| Matthews International Capital Management LLC | 850,913 | $9.96M | 0.99% | 00.0% | Unchanged |
| Oasis Management Co Ltd. | 825,745 | $9.66M | 1.81% | +755,050+1,068.0% | Added |
| JPMorgan Chase & Co | 810,840 | $9.49M | 0.00% | −58,071−6.7% | Reduced |
| Goldman Sachs Group Inc | 630,743 | $7.38M | 0.00% | −287,872−31.3% | Reduced |
| Portolan Capital Management, LLC | 561,894 | $6.57M | 0.63% | +561,894 | New |
| UBS Group AG | 558,328 | $6.53M | 0.00% | +13,640+2.5% | Added |
| Northern Trust Corp | 447,082 | $5.23M | 0.00% | +2,793+0.6% | Added |
| Morgan Stanley | 390,940 | $4.57M | 0.00% | −2,406,549−86.0% | Reduced |
| Cooper Creek Partners Management LLC | 361,333 | $4.23M | 0.30% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 323,405 | $3.78M | 0.00% | +2,528+0.8% | Added |
| D. E. Shaw & Co., Inc. | 317,555 | $3.72M | 0.01% | +160,309+101.9% | Added |
| Nuveen Asset Management, LLC | 302,363 | $3.54M | 0.00% | +163,246+117.3% | Added |
| Yiheng Capital Management, L.P. | 302,300 | $3.54M | 0.28% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 288,815 | $3.38M | 0.01% | +288,815 | New |
| Voloridge Investment Management, LLC | 286,802 | $3.36M | 0.02% | −102,238−26.3% | Reduced |
| Osterweis Capital Management Inc | 283,916 | $3.32M | 0.23% | +283,916 | New |
| Algert Global LLC | 280,382 | $3.28M | 0.15% | +15,642+5.9% | Added |
| Marshall Wace, LLP | 275,920 | $3.23M | 0.01% | +163,464+145.4% | Added |
| Ariose Capital Management Ltd | 273,841 | $3.20M | 1.22% | 00.0% | Unchanged |
| Deutsche Bank AG | 245,765 | $2.88M | 0.00% | +101,947+70.9% | Added |
| Point72 Hong Kong Ltd | 241,500 | $2.83M | 0.69% | +241,500 | New |
| Squarepoint Ops LLC | 228,232 | $2.67M | 0.02% | +11,137+5.1% | Added |
| Fuller & Thaler Asset Management, Inc. | 226,635 | $2.65M | 0.02% | +226,635 | New |
| Susquehanna International Group, LLP | 225,012 | $2.63M | 0.00% | +205,851+1,074.3% | Added |
| Oberweis Asset Management Inc | 215,600 | $2.52M | 0.39% | +215,600 | New |
| Castleark Management LLC | 204,550 | $2.39M | 0.12% | +204,550 | New |
| Mitsubishi UFJ Trust & Banking Corp | 184,546 | $2.16M | 0.01% | +85,624+86.6% | Added |
| AQR Capital Management LLC | 179,313 | $2.10M | 0.00% | −39,720−18.1% | Reduced |
| Bank of New York Mellon Corp | 160,536 | $1.88M | 0.00% | +8,389+5.5% | Added |
| Credit Suisse AG | 153,459 | $1.80M | 0.00% | +122,743+399.6% | Added |
| Ameriprise Financial Inc | 134,950 | $1.58M | 0.00% | −1,150−0.8% | Reduced |
| Point72 Asset Management, L.P. | 132,000 | $1.54M | 0.01% | +132,000 | New |
| Los Angeles Capital Management LLC | 123,386 | $1.44M | 0.01% | +123,386 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 106,000 | $1.24M | 0.01% | −617,200−85.3% | Reduced |
| Gsa Capital Partners LLP | 104,502 | $1.22M | 0.12% | +10,389+11.0% | Added |
| PDT Partners, LLC | 101,339 | $1.19M | 0.16% | −25,506−20.1% | Reduced |
| Swiss National Bank | 93,800 | $1.10M | 0.00% | −10,800−10.3% | Reduced |
| Two Sigma Advisers, LP | 85,800 | $1.00M | 0.00% | +62,600+269.8% | Added |
| Russell Investments Group, Ltd. | 83,496 | $976.9K | 0.00% | +83,496 | New |
| Jane Street Group, LLC | 81,147 | $949.4K | 0.00% | +1,078+1.3% | Added |
| Rhumbline Advisers | 74,821 | $875.0K | 0.00% | +4,511+6.4% | Added |
| Jump Financial, LLC | 74,457 | $871.1K | 0.04% | +33,109+80.1% | Added |
| Cubist Systematic Strategies, LLC | 73,500 | $860.0K | 0.01% | −207,394−73.8% | Reduced |
| Janney Montgomery Scott LLC | 72,871 | $853.0K | 0.00% | −28,766−28.3% | Reduced |
| Invesco Ltd. | 72,338 | $846.4K | 0.00% | +51,134+241.2% | Added |
| QVT Financial LP | 70,119 | $820.4K | 0.05% | +70,119 | New |
| Janus Henderson Group PLC | 68,279 | $798.6K | 0.00% | +27,283+66.6% | Added |
| Trexquant Investment LP | 65,707 | $768.8K | 0.02% | −60,493−47.9% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 61,535 | $720.0K | 0.00% | −13,597−18.1% | Reduced |
| FMR LLC | 60,687 | $710.0K | 0.00% | +59,980+8,483.7% | Added |
| UBS Asset Management Americas Inc | 59,316 | $694.0K | 0.00% | +26,100+78.6% | Added |
| Simplex Trading, LLC | 57,465 | $672.0K | 0.03% | +50,003+670.1% | Added |
| California State Teachers Retirement System | 56,039 | $655.7K | 0.00% | −767−1.4% | Reduced |
| Alliancebernstein L.P. | 54,700 | $640.0K | 0.00% | −10,300−15.8% | Reduced |
| Dynamic Technology Lab Private Ltd | 54,215 | $634.0K | 0.06% | +18,195+50.5% | Added |
| Quadrature Capital Ltd | 47,037 | $549.4K | 0.02% | +22,275+90.0% | Added |
| Panagora Asset Management Inc | 45,431 | $531.5K | 0.00% | +45,431 | New |
| Connectus Wealth, LLC | 45,000 | $526.5K | 0.01% | 00.0% | Unchanged |
| Total Clarity Wealth Management, Inc. | 44,100 | $516.0K | 0.28% | +44,100 | New |
| BNP Paribas Arbitrage, SA | 42,082 | $492.4K | 0.00% | −332,429−88.8% | Reduced |
| Westwood Holdings Group Inc. | 41,814 | $489.0K | 0.00% | +41,814 | New |
| SEI Investments Co | 38,065 | $445.4K | 0.00% | −10,646−21.9% | Reduced |
| XTX Topco Ltd | 37,959 | $444.1K | 0.09% | −25,704−40.4% | Reduced |
| Winton Group Ltd | 31,519 | $368.8K | 0.02% | +3,289+11.7% | Added |
| Precept Management LLC | 30,000 | $351.0K | 0.71% | +30,000 | New |
| ExodusPoint Capital Management, LP | 29,154 | $341.0K | 0.00% | −28,783−49.7% | Reduced |
| Price T Rowe Associates Inc | 27,788 | $326.0K | 0.00% | −1,312−4.5% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 27,156 | $317.7K | 0.04% | +15,494+132.9% | Added |
| MetLife Investment Management | 25,060 | $293.2K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 25,030 | $292.9K | 0.00% | −8,460−25.3% | Reduced |
| Barclays PLC | 24,287 | $284.2K | 0.00% | +8,413+53.0% | Added |
| SG Americas Securities, LLC | 23,677 | $277.0K | 0.00% | +8,004+51.1% | Added |
| Ensign Peak Advisors, Inc | 23,660 | $276.8K | 0.00% | +1,000+4.4% | Added |
| HRT Financial LP | 23,422 | $274.0K | 0.00% | −4,551−16.3% | Reduced |
| American International Group, Inc. | 23,141 | $270.8K | 0.00% | +460+2.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 22,050 | $258.0K | 0.00% | +2,215+11.2% | Added |
| Man Group plc | – | $244.1K | 0.00% | – | New |
| Manufacturers Life Insurance Company, The | 19,324 | $226.1K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 18,674 | $218.5K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 17,390 | $203.5K | 0.00% | +1,733+11.1% | Added |
| Fox Run Management, L.L.C. | 15,852 | $185.5K | 0.06% | −9,433−37.3% | Reduced |
| Aristides Capital LLC | 15,839 | $185.3K | 0.12% | +15,839 | New |
| State of Wisconsin Investment Board | 15,378 | $179.9K | 0.00% | +15,378 | New |
| AM Squared Ltd | 15,100 | $176.7K | 0.14% | +15,100 | New |
| Victory Capital Management Inc | 13,558 | $158.6K | 0.00% | −6,940−33.9% | Reduced |
| Cornerstone Investment Partners, LLC | 13,506 | $158.0K | 0.01% | +13,506 | New |
| Essex Investment Management Co LLC | 13,230 | $154.8K | 0.02% | 00.0% | Unchanged |
| Arizona State Retirement System | 12,604 | $147.5K | 0.00% | +374+3.1% | Added |
| Bayesian Capital Management, LP | 11,700 | $136.9K | 0.02% | +11,700 | New |
| Raymond James & Associates | 11,035 | $129.1K | 0.00% | +11,035 | New |