Q3 2025 13F Holders as of 9/30/2025
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Type / Class
-
Equity / Class A Stock
-
Shares outstanding
-
58.9M
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Number of holders
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253
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Total 13F shares, excl. options
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41.8M
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Shares change
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+4.28M
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Total reported value, excl. options
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$1.63B
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Value change
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+$213M
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Put/Call ratio
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0.67
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Number of buys
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139
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Number of sells
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-120
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Price
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$39.13
Significant Holders of ACM Research, Inc. - Class A Stock (ACMR) as of Q3 2025
326 filings reported holding ACMR - ACM Research, Inc. - Class A Stock as of Q3 2025.
ACM Research, Inc. - Class A Stock (ACMR) has 253 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC).
These institutions hold a total of 41.8M shares
of 58.9M outstanding shares and own 70.91% of the company stock.
Largest 10 shareholders include BlackRock, Inc. (7.59M shares), VANGUARD GROUP INC (4.85M shares), LSV ASSET MANAGEMENT (2.5M shares), Triata Capital Ltd (2M shares), STATE STREET CORP (1.99M shares), SOUTHEASTERN ASSET MANAGEMENT INC/TN/ (1.49M shares), Mitsubishi UFJ Trust & Banking Corp (1.36M shares), GEODE CAPITAL MANAGEMENT, LLC (1.32M shares), FEDERATED HERMES, INC. (1.06M shares), and Broad Bay Capital Management, LP (1.01M shares).
This table shows the top 253 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
| Investor |
Option |
Weight % |
Change % |
Value $ |
* Price $ |
Shares |
Share Change |
Activity |
Report Period |
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.