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 2024
Institutional positions in ACM Research, Inc. as of Dec 31, 2024. 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
- 183
- +2 vs. Q3 2024
- Shares held
- 35.7M
- +4.68M (+15.1%) vs. Q3 2024
- Total value
- $539.4M
- −$90.7M (−14.4%) vs. Q3 2024
- New holders
- 37
- 64 more added
- Sold out
- 35
- 60 more reduced
4 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 2024
Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 4,903,191 | $74.0M | 0.00% | +460,908+10.4% | Added |
| Vanguard Group Inc | 4,201,403 | $63.4M | 0.00% | +67,255+1.6% | Added |
| Kerrisdale Advisers, LLC | 1,948,003 | $29.4M | 9.94% | +1,648,685+550.8% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 1,469,271 | $22.2M | 0.05% | +1,406,968+2,258.3% | Added |
| Panview Capital Ltd | 1,374,699 | $20.8M | 4.43% | +1,374,699 | New |
| State Street Corp | 1,250,998 | $18.9M | 0.00% | +100,543+8.7% | Added |
| Geode Capital Management, LLC | 1,184,872 | $17.9M | 0.00% | +4,131+0.3% | Added |
| Pertento Partners LLP | 1,185,037 | $17.9M | 1.84% | +215,744+22.3% | Added |
| UBS Asset Management Americas Inc | 1,174,720 | $17.7M | 0.00% | +1,097,358+1,418.5% | Added |
| Invesco Ltd. | 1,132,953 | $17.1M | 0.00% | −53,393−4.5% | Reduced |
| UBS Group AG | 1,131,565 | $17.1M | 0.00% | +1,031,487+1,030.7% | Added |
| Triata Capital Ltd | 1,026,967 | $15.5M | 6.42% | +1,026,967 | New |
| Steamboat Capital Partners, LLC | 748,925 | $11.3M | 3.49% | −230,083−23.5% | Reduced |
| Raiffeisen Bank International AG | 700,000 | $10.5M | 0.16% | +700,000 | New |
| Yiheng Capital Management, L.P. | 680,604 | $10.3M | 2.27% | +14,300+2.1% | Added |
| Trexquant Investment LP | 572,870 | $8.65M | 0.10% | +300,622+110.4% | Added |
| Northern Trust Corp | 534,243 | $8.07M | 0.00% | +47,953+9.9% | Added |
| Oberweis Asset Management Inc | 485,200 | $7.33M | 0.35% | +68,700+16.5% | Added |
| Morgan Stanley | 412,453 | $6.23M | 0.00% | −1,378,994−77.0% | Reduced |
| Charles Schwab Investment Management Inc | 408,683 | $6.17M | 0.00% | +2,825+0.7% | Added |
| Goldman Sachs Group Inc | 399,639 | $6.03M | 0.00% | +78,627+24.5% | Added |
| Davidson Kempner Capital Management LP | 393,770 | $5.95M | 0.10% | +393,770 | New |
| SG Americas Securities, LLC | 382,905 | $5.78M | 0.03% | +382,905 | New |
| Oasis Management Co Ltd. | 373,709 | $5.64M | 1.88% | +85,830+29.8% | Added |
| AQR Capital Management LLC | 358,250 | $5.41M | 0.01% | +101,249+39.4% | Added |
| Citadel Advisors LLC | 355,741 | $5.37M | 0.00% | −129,874−26.7% | Reduced |
| Citigroup Inc | 343,716 | $5.19M | 0.00% | +3,509+1.0% | Added |
| Norges Bank | 290,000 | $4.38M | 0.00% | −98,800−25.4% | Reduced |
| Deutsche Bank AG | 282,915 | $4.27M | 0.00% | +52,716+22.9% | Added |
| Matthews International Capital Management LLC | 262,451 | $3.96M | 0.81% | −21,279−7.5% | Reduced |
| Qube Research & Technologies Ltd | 242,261 | $3.66M | 0.01% | +26,105+12.1% | Added |
| Osterweis Capital Management Inc | 235,491 | $3.56M | 0.17% | −49,765−17.4% | Reduced |
| LPL Financial LLC | 233,247 | $3.52M | 0.00% | +19,938+9.3% | Added |
| Susquehanna International Group, LLP | 223,649 | $3.38M | 0.01% | −5,604−2.4% | Reduced |
| Bank of New York Mellon Corp | 209,909 | $3.17M | 0.00% | +21,024+11.1% | Added |
| Ameriprise Financial Inc | 187,601 | $2.83M | 0.00% | −17,138−8.4% | Reduced |
| Hussman Strategic Advisors, Inc. | 168,000 | $2.54M | 0.75% | −42,000−20.0% | Reduced |
| Janus Henderson Group PLC | 152,005 | $2.30M | 0.00% | +34,880+29.8% | Added |
| Yong Rong (HK) Asset Management Ltd | 150,000 | $2.27M | 0.99% | +150,000 | New |
| PEAK6 LLC | 142,516 | $2.15M | 0.08% | +142,516 | New |
| Simplex Trading, LLC | 141,436 | $2.13M | 0.06% | +106,610+306.1% | Added |
| Nuveen Asset Management, LLC | 130,136 | $1.97M | 0.00% | −275,600−67.9% | Reduced |
| Squarepoint Ops LLC | 125,002 | $1.89M | 0.00% | −4,489−3.5% | Reduced |
| Richard P Slaughter Associates Inc | 123,084 | $1.86M | 0.42% | −4,726−3.7% | Reduced |
| Algert Global LLC | 122,464 | $1.85M | 0.04% | −55,421−31.2% | Reduced |
| Barclays PLC | 120,104 | $1.81M | 0.00% | −17,480−12.7% | Reduced |
| Carmignac Gestion | 109,861 | $1.66M | 0.03% | −7,746−6.6% | Reduced |
| PDT Partners, LLC | 108,030 | $1.63M | 0.14% | +108,030 | New |
| American Century Companies Inc | 107,082 | $1.62M | 0.00% | −1,698−1.6% | Reduced |
| Pinpoint Asset Management Ltd | 107,046 | $1.62M | 0.29% | −15,671−12.8% | Reduced |
| Swiss National Bank | 101,700 | $1.54M | 0.00% | +7,100+7.5% | Added |
| BNP Paribas Arbitrage, SA | 93,861 | $1.42M | 0.00% | +55,612+145.4% | Added |
| IMC-Chicago, LLC | 92,522 | $1.40M | 0.04% | +44,549+92.9% | Added |
| Voloridge Investment Management, LLC | 88,467 | $1.34M | 0.00% | −651,974−88.1% | Reduced |
| Raymond James Financial Inc | 85,722 | $1.29M | 0.00% | +85,722 | New |
| Ossiam | 85,400 | $1.29M | 0.02% | 00.0% | Unchanged |
| Bank of America Corp | 75,151 | $1.13M | 0.00% | −35,952−32.4% | Reduced |
| Rhumbline Advisers | 73,739 | $1.11M | 0.00% | +589+0.8% | Added |
| Janney Montgomery Scott LLC | 70,655 | $1.07M | 0.00% | +18,617+35.8% | Added |
| FMR LLC | 69,537 | $1.05M | 0.00% | +54,352+357.9% | Added |
| Gsa Capital Partners LLP | 66,605 | $1.01M | 0.07% | −5,200−7.2% | Reduced |
| Jackson Creek Investment Advisors LLC | 65,864 | $995.0K | 0.30% | −2,017−3.0% | Reduced |
| Teacher Retirement System of Texas | 56,330 | $851.0K | 0.00% | +56,330 | New |
| Legal & General Group Plc | 55,787 | $842.4K | 0.00% | +9,638+20.9% | Added |
| Dodge & Cox | 53,592 | $809.2K | 0.00% | +10,592+24.6% | Added |
| Alliancebernstein L.P. | 48,571 | $733.4K | 0.00% | +31+0.1% | Added |
| California State Teachers Retirement System | 48,316 | $729.6K | 0.00% | +2,336+5.1% | Added |
| Kendall Capital Management | 44,605 | $673.5K | 0.20% | +6,520+17.1% | Added |
| Jane Street Group, LLC | 40,795 | $616.0K | 0.00% | −66,334−61.9% | Reduced |
| Group One Trading, L.P. | 40,356 | $609.4K | 0.02% | +27,560+215.4% | Added |
| Schonfeld Strategic Advisors LLC | 36,701 | $554.2K | 0.00% | +15,183+70.6% | Added |
| Price T Rowe Associates Inc | 36,267 | $548.0K | 0.00% | +3,031+9.1% | Added |
| Danske Bank A/S | 33,939 | $512.5K | 0.00% | +33,939 | New |
| Wells Fargo & Company | 33,891 | $511.7K | 0.00% | −13,426−28.4% | Reduced |
| NorthCrest Asset Manangement, LLC | 33,390 | $504.2K | 0.02% | −392−1.2% | Reduced |
| MetLife Investment Management | 31,045 | $468.8K | 0.00% | +2,123+7.3% | Added |
| Illumine Investment Management, LLC | 30,339 | $458.1K | 0.38% | +30,339 | New |
| Russell Investments Group, Ltd. | 29,133 | $439.9K | 0.00% | −220,866−88.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 28,996 | $437.8K | 0.00% | +1,061+3.8% | Added |
| Franklin Resources Inc | 28,503 | $430.4K | 0.00% | +405+1.4% | Added |
| Gilder Gagnon Howe & Co LLC | 26,260 | $396.5K | 0.00% | −15−0.1% | Reduced |
| Millennium Management LLC | 25,983 | $392.3K | 0.00% | −471,212−94.8% | Reduced |
| Corebridge Financial, Inc. | 25,327 | $382.4K | 0.00% | −1,912−7.0% | Reduced |
| Man Group plc | 24,505 | $370.0K | 0.00% | +24,505 | New |
| Mariner, LLC | 24,239 | $366.0K | 0.00% | +8,164+50.8% | Added |
| State of Wisconsin Investment Board | 23,883 | $360.6K | 0.00% | −37,561−61.1% | Reduced |
| Ensign Peak Advisors, Inc | 23,714 | $358.1K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 22,874 | $356.1K | 0.00% | +49+0.2% | Added |
| JPMorgan Chase & Co | 23,474 | $354.5K | 0.00% | −110,697−82.5% | Reduced |
| Wolverine Trading, LLC | 23,237 | $350.2K | 0.01% | +8,742+60.3% | Added |
| Guggenheim Capital LLC | 21,981 | $331.9K | 0.00% | +21,981 | New |
| Leonteq Securities AG | 21,723 | $328.0K | 0.03% | +20,723+2,072.3% | Added |
| ProShare Advisors LLC | 21,516 | $324.9K | 0.00% | +6,762+45.8% | Added |
| Alps Advisors Inc | 21,347 | $322.3K | 0.00% | −500−2.3% | Reduced |
| Quest Partners LLC | 21,331 | $322.1K | 0.04% | +1,850+9.5% | Added |
| Intech Investment Management LLC | 21,273 | $321.2K | 0.00% | +8,760+70.0% | Added |
| Los Angeles Capital Management LLC | 21,177 | $319.8K | 0.00% | −1,140−5.1% | Reduced |
| Harbour Capital Advisors, LLC | 19,325 | $299.5K | 0.07% | +3,625+23.1% | Added |
| FCG Investment Co | 19,782 | $298.7K | 0.18% | +2,066+11.7% | Added |
| Truist Financial Corp | 19,777 | $298.6K | 0.00% | +19,777 | New |