BlackRock, Inc. 13D and 13G filings for ACM Research, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
2025-04-17 09:35 am Sale |
2025-03-31 | 13G | ACM Research, Inc. ACMR |
BLACKROCK INC BLK |
3,828,440 6.600% |
-613,897![]() (-13.82%) |
Filing |
2024-11-08 5:31 pm Unchanged |
2024-09-30 | 13G | ACM Research, Inc. ACMR |
BLACKROCK INC BLK |
4,442,337 7.700% |
0 (Unchanged) |
Filing |
2024-10-22 3:24 pm Purchase |
2024-09-30 | 13G | ACM Research, Inc. ACMR |
BLACKROCK INC BLK |
4,442,337 7.700% |
716,812![]() (+19.24%) |
Filing |
2024-01-26 5:25 pm Purchase |
2023-12-31 | 13G | ACM Research, Inc. ACMR |
BLACKROCK INC BLK |
3,725,525 6.700% |
504,095![]() (+15.65%) |
Filing |
2023-02-13 2:57 pm Purchase |
2022-12-31 | 13G | ACM Research, Inc. ACMR |
BLACKROCK INC BLK |
3,221,430 5.900% |
3,221,430![]() (New Position) |
Filing |