BlackRock, Inc. - Sep 30, 2025 SCHEDULE 13G/A Report for ACM Research, Inc. Class A Stock (ACMR)

Filing Manager: BlackRock, Inc.
Reporting Manager: BlackRock, Inc.
Security: ACM Research, Inc. Class A Stock
Symbol: ACMR
Shares outstanding: 58.9M shares
Disclosed Ownership: 7.42M shares
Ownership: 12.6%
Form type: SCHEDULE 13G/A
Date filed: 10/2/2025, 06:46 PM
Date of event: Sep 30, 2025
Previous filing: Apr 17, 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
BlackRock, Inc.	12.6%	7.42M	7.3M	0	Spencer Fleming	Managing Director