← Super investors
ACMR
Acm Research Inc-class A
3 super-investor ownerscombined $44Mlargest position 1.5%
1 TRIM
Cohort owners over time
2025Q2 → 2026Q1How many of the cohort members held this stock each quarter.
Now: 1
Peak: 1
Owners (3) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Mason Hawkins | 1.5% | 4q | $31M | 782,900 |
| 2 | Joel Greenblatt | <0.1% | 27q | $8M | 203,378 |
| 3 | Dodge & Cox Funds | <0.1% | 7q | $5M | 119,892 |
Recent activity (1)
| Manager | Move | % Port. | Δ Shares | Value | Filed |
|---|---|---|---|---|---|
| Mason Hawkins | TRIM | 1.5% | -53% | $31M | May 15, 2026 |
Long US equity 13F-HR filings only. CUSIP 00108J109. Not investment advice.