Acm Research, Inc. · NASDAQ:ACMR
Vanguard Portfolio Management LLC reported a 5.31% stake in Acm Research, Inc. (Schedule 13G)
Event Jun 30, 2026 · Filed Jul 31, 2026
Vanguard Portfolio Management LLC reported a 5.31% stake in Acm Research, Inc., 3,405,116 shares, as a passive investor on Jun 30, 2026. Filed Jul 31, 2026 (Schedule 13G).
- Stake
- 5.31%
- Shares
- 3,405,116
- Intent
- Passive
- What changed
- Crossed above 5%
The filing in full
| Holder | Stake | Shares |
|---|---|---|
| Vanguard Portfolio Management | 5.31% | 3,405,116 |