351 institutions reported holding $1.90B of ACM RESH INC (ACMR) in SEC 13F filings for 2026-03-31. Largest institutional holders: BlackRock, Inc. ($314.2M), VANGUARD CAPITAL MANAGEMENT LLC ($89.1M), VANGUARD PORTFOLIO MANAGEMENT LLC ($86.7M), STATE STREET CORP ($78.9M), WCM INVESTMENT MANAGEMENT, LLC ($70.6M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $314.2M | 8.0M | Added |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | $89.1M | 2.3M | New |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | $86.7M | 2.2M | New |
| 4 | STATE STREET CORP | $78.9M | 2.0M | Added |
| 5 | WCM INVESTMENT MANAGEMENT, LLC | $70.6M | 1.9M | Added |
| 6 | CITIGROUP INC | $62.6M | 1.6M | Added |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $54.0M | 1.4M | Added |
| 8 | MORGAN STANLEY | $46.9M | 1.2M | Trimmed |
| 9 | JANUS HENDERSON GROUP PLC | $42.7M | 1.1M | Added |
| 10 | Value Aligned Research Advisors, LLC | $37.6M | 956,027 | New |
| 11 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $36.4M | 925,847 | Trimmed |
| 12 | Polunin Capital Partners Ltd | $31.8M | 763,318 | New |
| 13 | Invesco Ltd. | $31.0M | 787,101 | Trimmed |
| 14 | SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | $30.8M | 782,900 | Trimmed |
| 15 | Qube Research & Technologies Ltd | $28.5M | 724,405 | Added |
| 16 | DIMENSIONAL FUND ADVISORS LP | $28.3M | 719,023 | Added |
| 17 | Tekne Capital Management, LLC | $28.1M | 715,000 | Hold |
| 18 | Longaeva Partners L.P. | $27.9M | 708,379 | New |
| 19 | FMR LLC | $24.8M | 629,244 | Trimmed |
| 20 | Tidal Investments LLC | $24.7M | 628,115 | Added |
| 21 | WEXFORD CAPITAL LP | $23.6M | 599,246 | Added |
| 22 | Cederberg Capital Ltd | $23.6M | 599,200 | Trimmed |
| 23 | Oxbow Capital Management (HK) Ltd | $23.5M | 596,689 | New |
| 24 | NORTHERN TRUST CORP | $22.1M | 562,535 | Added |
| 25 | CITADEL ADVISORS LLC | $21.9M | 555,978 | Trimmed |
Source: SEC Form 13F filings · as of 2026-03-31