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 2026
Institutional positions in ACM Research, Inc. as of Jun 30, 2026. 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
- 377
- +81 vs. Q1 2026
- Shares held
- 48.5M
- +5.22M (+12.1%) vs. Q1 2026
- Total value
- $6.11B
- +$4.41B (+259.7%) vs. Q1 2026
- New holders
- 120
- 126 more added
- Sold out
- 39
- 93 more reduced
5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding ACM Research, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Envestnet Asset Management Inc | 5,934 | $753.0K | 0.00% | +5,934 | New |
| CAPROCK Group, Inc. | 5,846 | $741.8K | 0.01% | +104+1.8% | Added |
| Marshall Wace, LLP | 5,637 | $715.3K | 0.00% | −90−1.6% | Reduced |
| First Growth Capital LLC | 5,615 | $712.5K | 0.54% | +17+0.3% | Added |
| Public Employees Retirement Association of Colorado | 5,452 | $692.0K | 0.00% | +5,452 | New |
| CoreCap Advisors, LLC | 5,410 | $686.5K | 0.02% | −1,802−25.0% | Reduced |
| Violich Capital Management, Inc. | 5,350 | $678.9K | 0.07% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 5,349 | $678.7K | 0.00% | +5,349 | New |
| Victory Financial Group, LLC | 5,326 | $675.8K | 0.07% | +5,326 | New |
| Maverick Capital LtdSuperinvestorMaverick Capital | 5,315 | $674.4K | 0.01% | +5,315 | New |
| Xponance, Inc. | 5,282 | $670.2K | 0.00% | +5,282 | New |
| Stokes Family Office, LLC | 5,275 | $669.3K | 0.08% | +5,275 | New |
| Contravisory Investment Management, Inc. | 5,216 | $661.9K | 0.12% | +115+2.3% | Added |
| Captrust Financial Advisors | 5,029 | $638.1K | 0.00% | +5,029 | New |
| Federated Hermes, Inc. | 5,000 | $634.5K | 0.00% | −7,072−58.6% | Reduced |
| Birchcreek Wealth Management, LLC | 5,000 | $634.5K | 0.25% | +5,000 | New |
| Massar Capital Management, LP | 4,952 | $628.4K | 0.22% | +4,952 | New |
| Cambridge Investment Research Advisors, Inc. | 4,906 | $623.0K | 0.00% | +4,906 | New |
| Virginia Retirement Systems Et Al | 4,900 | $621.8K | 0.00% | +4,900 | New |
| Ameritas Investment Partners, Inc. | 4,896 | $621.3K | 0.02% | +673+15.9% | Added |
| Nicolet Bankshares Inc | 4,760 | $604.0K | 0.02% | −512−9.7% | Reduced |
| Commonwealth Equity Services, LLC | 4,711 | $597.8K | 0.00% | +4,711 | New |
| LGT Fund Management Co Ltd. | 4,580 | $581.2K | 0.02% | +4,580 | New |
| Bank of Montreal | 4,519 | $573.4K | 0.00% | +4,519 | New |
| Graham Capital Management, L.P. | 4,500 | $571.0K | 0.02% | +4,500 | New |
| QP Wealth Management, LLC | 4,476 | $568.0K | 0.81% | +4,476 | New |
| Walleye Trading LLC | 4,403 | $558.7K | 0.01% | +4,403 | New |
| ProCore Advisors, LLC | 4,210 | $534.2K | 0.66% | +4,210 | New |
| Catalyst Funds Management Pty Ltd | 4,200 | $532.9K | 0.03% | −17,100−80.3% | Reduced |
| Axq Capital, LP | 4,089 | $518.9K | 0.06% | +4,089 | New |
| Telligent Fund, LP | 4,000 | $507.6K | 0.37% | +4,000 | New |
| Brighton Jones LLC | 3,905 | $495.6K | 0.01% | +3,905 | New |
| Merit Financial Group, LLC | 3,833 | $486.4K | 0.00% | +3,833 | New |
| Amundi | 3,770 | $478.4K | 0.00% | +3,770 | New |
| Tower Research Capital LLC (TRC) | 3,764 | $477.6K | 0.01% | +39+1.0% | Added |
| Teza Capital Management LLC | 3,754 | $476.3K | 0.92% | +3,754 | New |
| JustInvest LLC | 3,718 | $471.8K | 0.00% | +3,718 | New |
| Grantham, Mayo, Van Otterloo & Co. LLC | 3,713 | $471.1K | 0.00% | −6,468−63.5% | Reduced |
| Perigon Wealth Management, LLC | 3,697 | $469.1K | 0.01% | +3,697 | New |
| Dynamic Technology Lab Private Ltd | 3,680 | $467.0K | 0.10% | −6,468−63.7% | Reduced |
| Dark Forest Capital Management LP | 3,657 | $464.0K | 0.03% | +3,657 | New |
| Prudential PLC | 3,649 | $463.0K | 0.00% | −3,487−48.9% | Reduced |
| Resources Investment Advisors, LLC. | 3,517 | $446.3K | 0.00% | +3,517 | New |
| Swiss Life Asset Management Ltd | 3,484 | $442.1K | 0.00% | +3,484 | New |
| LMR Partners LLP | 3,415 | $433.3K | 0.00% | +3,415 | New |
| Janney Montgomery Scott LLC | 3,396 | $431.0K | 0.00% | +3,396 | New |
| Chicago Partners Investment Group LLC | 4,857 | $429.5K | 0.01% | +281+6.1% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 3,373 | $428.0K | 0.00% | +3,373 | New |
| State of Wyoming | 3,372 | $427.9K | 0.04% | +3,372 | New |
| Prelude Capital Management, LLC | 3,355 | $425.7K | 0.03% | −5,041−60.0% | Reduced |
| Daymark Wealth Partners, LLC | 3,237 | $410.7K | 0.01% | +3,237 | New |
| Ensign Peak Advisors, Inc | 3,214 | $407.8K | 0.00% | −1,350−29.6% | Reduced |
| Pathstone Holdings, LLC | 3,170 | $402.2K | 0.00% | +3,170 | New |
| Profund Advisors LLC | 3,143 | $398.8K | 0.01% | +3,143 | New |
| HighTower Advisors, LLC | 3,137 | $398.1K | 0.00% | +3,137 | New |
| Krilogy Financial LLC | 3,120 | $395.9K | 0.01% | +3,120 | New |
| Virtus ETF Advisers LLC | 3,069 | $389.4K | 0.15% | +147+5.0% | Added |
| CIBC Bancorp USA Inc. | 3,039 | $385.6K | 0.00% | +3,039 | New |
| Gotham Asset Management, LLC | 3,017 | $382.8K | 0.00% | +3,017 | New |
| Blue Square Asset Management, LLC | 3,000 | $380.7K | 0.15% | +3,000 | New |
| Apollon Wealth Management, LLC | 2,986 | $378.9K | 0.00% | +2,986 | New |
| Abel Hall, LLC | 2,956 | $375.1K | 0.06% | +2,956 | New |
| Triglav Skladi, D.O.O. | 2,764 | $350.7K | 0.02% | +2,764 | New |
| Integrated Wealth Concepts LLC | 2,727 | $346.0K | 0.00% | +2,727 | New |
| AE Wealth Management LLC | 2,687 | $341.0K | 0.00% | +2,687 | New |
| Ethic Inc. | 2,672 | $339.1K | 0.00% | +2,672 | New |
| Advisors Asset Management, Inc. | 2,628 | $333.5K | 0.01% | +765+41.1% | Added |
| Sequoia Financial Advisors, LLC | 2,616 | $331.9K | 0.00% | +2,616 | New |
| Truist Financial Corp | 2,594 | $329.2K | 0.00% | +2,594 | New |
| Savant Capital, LLC | 2,541 | $322.4K | 0.00% | +2,541 | New |
| Global Retirement Partners, LLC | 2,541 | $322.4K | 0.00% | +2,541 | New |
| Engineers Gate Manager LP | 2,505 | $317.9K | 0.00% | −40,436−94.2% | Reduced |
| DnB Asset Management AS | 2,410 | $305.8K | 0.00% | +2,410 | New |
| Jump Financial, LLC | 2,353 | $298.6K | 0.00% | +2,353 | New |
| Kingswood Wealth Advisors, LLC | 2,331 | $295.8K | 0.01% | +2,331 | New |
| Truvestments Capital LLC | 2,313 | $293.5K | 0.04% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 2,223 | $282.1K | 0.00% | +861+63.2% | Added |
| Vise Technologies, Inc. | 2,215 | $281.1K | 0.00% | +2,215 | New |
| Palouse Capital Management, Inc. | 2,210 | $280.4K | 0.17% | −1,008−31.3% | Reduced |
| Jones Financial Companies LLLP | 2,676 | $279.6K | 0.00% | +963+56.2% | Added |
| Walleye Capital LLC | 2,167 | $275.0K | 0.00% | +1,296+148.8% | Added |
| Fieldview Capital Management, LLC | 2,167 | $275.0K | 0.08% | +2,167 | New |
| Resona Asset Management Co.,Ltd. | 2,285 | $271.6K | 0.00% | −500−18.0% | Reduced |
| Entropy Technologies, LP | 2,068 | $262.4K | 0.01% | +2,068 | New |
| Visionary Wealth Advisors | 2,025 | $257.0K | 0.01% | +2,025 | New |
| Farther Finance Advisors, LLC | 1,992 | $252.6K | 0.00% | +1,449+266.9% | Added |
| Key Client Fiduciary Advisors, LLC | 1,985 | $251.9K | 0.07% | +1,985 | New |
| Colonial River Wealth Management, LLC | 1,948 | $247.2K | 0.07% | +1,948 | New |
| Nisa Investment Advisors, LLC | 1,903 | $241.5K | 0.00% | −121−6.0% | Reduced |
| Steward Partners Investment Advisory, LLC | 1,900 | $241.1K | 0.00% | 00.0% | Unchanged |
| CIBC Asset Management Inc | 1,877 | $238.2K | 0.00% | +1,877 | New |
| Empowered Funds, LLC | 1,802 | $228.7K | 0.00% | +1,802 | New |
| AlphaCore Capital LLC | 1,746 | $221.6K | 0.00% | +1,746 | New |
| LGT Group Foundation | 1,716 | $217.7K | 0.00% | +1,716 | New |
| KBC Group NV | 1,698 | $215.0K | 0.00% | 00.0% | Unchanged |
| Crossmark Global Holdings, Inc. | 1,688 | $214.2K | 0.00% | +1,688 | New |
| Shelton Capital Management | 1,651 | $209.5K | 0.00% | +1,651 | New |
| Oppenheimer Asset Management Inc. | 1,640 | $208.1K | 0.00% | +1,640 | New |
| Allegiance Financial Group Advisory Services LLC | 1,637 | $207.7K | 0.04% | +1,637 | New |
| Keel Point, LLC | 1,633 | $207.2K | 0.01% | +1,633 | New |