ACM Research, Inc. Class A Common Stock (ACMR) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for ACMR. 13F holdings as of 2026-06-30.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock | 8,660,842 | $1.1B | INCREASED |
| State Street | 2,188,254 | $278M | INCREASED |
| Polunin Capital Partners | 748,498 | $77M | DECREASED |
| Principal Financial Group | 370,913 | $47M | INCREASED |
| Raiffeisen Bank International | 360,000 | $43M | DECREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Sotheara Cheav (Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.) | EXERCISE | 5,399 | $75K | 2026-06-04 |
| Sotheara Cheav (Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.) | EXERCISE | 13,351 | $185K | 2026-06-04 |
| Sotheara Cheav (Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.) | SELL | 1,647 | $141K | 2026-06-04 |
| Sotheara Cheav (Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.) | SELL | 400 | $34K | 2026-06-04 |
| Sotheara Cheav (Senior Vice President, Manufacturing of ACM Research (Shanghai), Inc., a subsidiary of the Issuer.) | SELL | 968 | $80K | 2026-06-04 |
Full institutional holdings, insider history, and congressional trades for ACM Research, Inc. Class A Common Stock on SentiSense.