Who Owns ACM RESEARCH INC (ACMR)? -- Institutional Holders (2026-06-30)

117 institutions reported holding $392.1M of ACM RESEARCH INC (ACMR) in SEC 13F filings for 2026-06-30. Largest institutional holders: Polunin Capital Partners Ltd ($77.1M), PRINCIPAL FINANCIAL GROUP INC ($47.1M), Raiffeisen Bank International AG ($42.8M), PENN CAPITAL MANAGEMENT CO INC ($36.3M), CONGRESS ASSET MANAGEMENT CO ($28.4M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1Polunin Capital Partners Ltd$77.1M748,498Trimmed
2PRINCIPAL FINANCIAL GROUP INC$47.1M370,913Added
3Raiffeisen Bank International AG$42.8M360,000Trimmed
4PENN CAPITAL MANAGEMENT CO INC$36.3M285,790Trimmed
5CONGRESS ASSET MANAGEMENT CO$28.4M223,855Trimmed
6CITIGROUP INC$26.6M209,845Trimmed
7NEW YORK STATE COMMON RETIREMENT FUND$24.3M191,535Trimmed
8MATTHEWS INTERNATIONAL CAPITAL MANAGEMENT LLC$16.8M132,396Trimmed
9RPg Family Wealth Advisory, LLC$12.5M98,166Added
10Empirical Financial Services, LLC d.b.a. Empirical Wealth Management$4.2M33,153Added
11Walleye Trading LLC$4.1M32,303Added
12JAMES INVESTMENT RESEARCH, INC.$3.8M29,650Hold
13NEW YORK STATE TEACHERS RETIREMENT SYSTEM$3.6M28,382Trimmed
14Louisiana State Employees Retirement System$3.2M25,000Added
15Illumine Investment Management, LLC$3.0M0Exited
16NorthCrest Asset Manangement, LLC$2.9M27,216Trimmed
17Handelsbanken Fonder AB$2.7M20,900Added
18State of Alaska, Department of Revenue$2.6M20,649Trimmed
19WEALTH ENHANCEMENT ADVISORY SERVICES, LLC$2.5M51,899Trimmed
20State of New Jersey Common Pension Fund D$2.1M16,684Trimmed
21Capstone Capital Management Ltd$2.1M16,643New
22STRS OHIO$2.1M16,400Added
23Police & Firemen's Retirement System of New Jersey$2.0M15,910Added
24AMALGAMATED BANK$1.9M15,243Trimmed
25YOUSIF CAPITAL MANAGEMENT, LLC$1.9M15,020Added

Source: SEC Form 13F filings · as of 2026-06-30