BlackRock, Inc. (BLK) 13D/13G Filings for ACM Research, Inc. (ACMR)

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.
Time period
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%
-613,897decrease
(-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%
716,812increase
(+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%
504,095increase
(+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%
3,221,430increase
(New Position)
Filing