ACM RESEARCH INC-CLASS A ACMR
$97.77
-16.6% 52w: $23.92 – $126.89
Latest 13F among current holders filed 32 days ago (Jun 3, 2026)
Price — last 12 months
research preview data23.9275.40126.89
Jun 20, 2025 Jul 2, 2026
Institutional holders
300
+22 QoQ
13F value
$1.74B
-2.3% QoQ
Smart-money holders
20
signal tier ≥ 2
New smart buyers
8
Q1 2026
Options barometer
2.5×
$100.0M calls / $39.7M puts
Institutional value by quarter
Number of holders
Who owns ACMR?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | Index provider | 8.0M | $314.2M | 0.0% | +1.2% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 2.3M | $89.1M | 0.0% | — |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 2.2M | $86.7M | 0.0% | — |
| STATE STREET CORP | Index provider | 2.0M | $78.9M | 0.0% | +2.5% |
| WCM INVESTMENT MANAGEMENT, LLC | Other | 1.9M | $70.6M | 0.2% | +16878.8% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 1.4M | $54.0M | 0.0% | +2.1% |
| MORGAN STANLEY | Bank broker | 1.2M | $46.9M | 0.0% | -14.3% |
| JANUS HENDERSON GROUP PLC | Diversified mechanical | 1.1M | $42.7M | 0.0% | +0.2% |
| Value Aligned Research Advisors, LLC ★2 | Fundamental concentrated | 955.9K | $37.6M | 0.4% | New |
| Polunin Capital Partners Ltd ★3 | Fundamental concentrated | 763.3K | $31.8M | 8.3% | New |
| Invesco Ltd. | Index provider | 787.1K | $31.0M | 0.0% | -41.4% |
| SOUTHEASTERN ASSET MANAGEMENT INC/TN/ ★3 | Fundamental concentrated | 782.9K | $30.8M | 1.5% | -53.4% |
| Qube Research & Technologies Ltd | Quant stat arb | 724.4K | $28.5M | 0.0% | +396.0% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 719.0K | $28.3M | 0.0% | +207.6% |
| Tekne Capital Management, LLC ★2 | Fundamental diversified | 715.0K | $28.1M | 11.9% | Held |
| Longaeva Partners L.P. ★2 | Fundamental diversified | 708.4K | $27.9M | 1.3% | New |
| FMR LLC | Long only active | 629.2K | $24.8M | 0.0% | -21.7% |
| CITIGROUP INC | Bank broker | 619.9K | $24.4M | 0.0% | +1316.8% |
| WEXFORD CAPITAL LP | Quant stat arb | 599.2K | $23.6M | 3.9% | +78.9% |
| Cederberg Capital Ltd ★3 | Fundamental concentrated | 599.2K | $23.6M | 12.7% | -13.6% |
| Oxbow Capital Management (HK) Ltd ★2 | Fundamental concentrated | 596.7K | $23.5M | 6.3% | New |
| NORTHERN TRUST CORP | Index provider | 562.5K | $22.1M | 0.0% | +3.4% |
| GOLDMAN SACHS GROUP INC | Bank broker | 552.3K | $21.7M | 0.0% | +52.7% |
| LSV ASSET MANAGEMENT | Other | 545.3K | $21.5M | 0.0% | -77.1% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 481.2K | $18.9M | 0.0% | +0.6% |
| Mitsubishi UFJ Trust & Banking Corp | Diversified mechanical | 465.8K | $18.3M | 0.0% | -43.8% |
| UBS Group AG | Bank broker | 404.1K | $15.9M | 0.0% | -20.8% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 402.4K | $15.8M | 0.0% | +33.4% |
| Penn Capital Management Company, LLC | Other | 397.8K | $15.7M | 1.2% | -8.7% |
| FIRST TRUST ADVISORS LP | Index provider | 374.0K | $14.7M | 0.0% | +73.7% |
| Raiffeisen Bank International AG | Other | 380.0K | $14.4M | 0.2% | -12.6% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 341.4K | $13.4M | 0.0% | — |
| PRINCIPAL FINANCIAL GROUP INC | Diversified mechanical | 340.7K | $13.4M | 0.0% | -11.1% |
| CONGRESS ASSET MANAGEMENT CO | Other | 339.9K | $13.4M | 0.1% | +17.4% |
| AQR CAPITAL MANAGEMENT LLC | Quant stat arb | 323.4K | $12.7M | 0.0% | -5.9% |
| Bank of New York Mellon Corp | Diversified mechanical | 314.6K | $12.4M | 0.0% | -3.2% |
| Tidal Investments LLC | Diversified mechanical | 313.8K | $12.3M | 0.0% | +73.4% |
| JPMORGAN CHASE & CO | Bank broker | 297.6K | $11.3M | 0.0% | +49.8% |
| Oasis Management Co Ltd. ★2 | Fundamental diversified | 270.1K | $10.6M | 1.4% | +15.4% |
| NEW YORK STATE COMMON RETIREMENT FUND | Diversified mechanical | 259.4K | $10.2M | 0.0% | -14.5% |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Other | 244.3K | $9.6M | 0.0% | New |
| Kerrisdale Advisers, LLC ★2 | Fundamental diversified | 223.8K | $8.8M | 3.4% | -15.1% |
| Steamboat Capital Partners, LLC ★2 | Fundamental diversified | 223.4K | $8.8M | 2.2% | -55.7% |
| PRICE T ROWE ASSOCIATES INC /MD/ | Diversified mechanical | 217.0K | $8.5M | 0.0% | +358.2% |
| AMERIPRISE FINANCIAL INC | Bank broker | 212.2K | $8.4M | 0.0% | -32.2% |
| WELLS FARGO & COMPANY/MN | Bank broker | 204.1K | $8.0M | 0.0% | +144.2% |
| CITADEL ADVISORS LLC | Multistrat pod | 203.4K | $8.0M | 0.0% | +42.2% |
| Public Sector Pension Investment Board | Pension sovereign | 190.6K | $7.5M | 0.0% | +3.4% |
| STOREBRAND ASSET MANAGEMENT AS | Other | 180.0K | $7.1M | 0.0% | New |
| Russell Investments Group, Ltd. | Diversified mechanical | 160.9K | $6.3M | 0.0% | -2.1% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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