Acm Research Inc-Class A – Investors and Politicians Who Own It
ACMR
Investors who own it
7 tracked investors, $171.2M in shares, each from their latest 13F.
| Investor | Value | Share of portfolio |
|---|---|---|
| $133.7M | 0.33% | |
Mason HawkinsSoutheastern Asset Management, Q2 2026 | $17.7M | 0.92% |
Dodge & CoxQ2 2026 | $14.8M | 0.01% |
George SorosSoros Fund Management, Q2 2026 | $3.8M | 0.05% |
Lee AinslieMaverick Capital, Q2 2026 | $674.4K | 0.01% |
Jeremy GranthamGMO (Grantham Mayo Van Otterloo), Q2 2026 | $471.1K | 0.00% |
Value Aligned Research AdvisorsCallQ2 2026 | $12.7K | 0.00% |
Politicians who own it
Estimated from annual disclosures and trades; values are rough estimates.
No member of Congress is estimated to hold this stock.
Investors buying and selling
| Investor | Action | Shares now |
|---|---|---|
| Value Aligned Research Advisors | Added +10% | 1,053,949 |
| Mason Hawkins | Reduced −82% | 139,478 |
| Dodge & Cox | Reduced −2.9% | 116,392 |
| George Soros | New | 30,122 |
| Lee Ainslie | New | 5,315 |
| Jeremy Grantham | Reduced −64% | 3,713 |
Politicians trading it
Latest Congress trades disclosed under the STOCK Act; amounts are ranges.
No disclosed Congress trades in this stock.