4//SEC Filing
Liu Tracy 4
Accession 0001140361-25-035582
CIK 0001680062other
Filed
Sep 18, 8:00 PM ET
Accepted
Sep 19, 4:30 PM ET
Size
8.2 KB
Accession
0001140361-25-035582
Insider Transaction Report
Form 4
Liu Tracy
Director
Transactions
- Exercise/Conversion
Class A Common Stock
2025-09-17$1.00/sh+15,000$15,000→ 125,772 total - Sale
Class A Common Stock
2025-09-17$33.00/sh−15,000$495,000→ 110,772 total - Exercise/Conversion
Stock Option
2025-09-17−15,000→ 60,000 totalExercise: $1.00Exp: 2026-12-27→ Class A Common Stock (15,000 underlying)
Footnotes (3)
- [F1]On September 17, 2025, the reporting person exercised a previously issued stock option to purchase 15,000 shares of Class A Common Stock of the Issuer.
- [F2]The sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 6, 2025.
- [F3]The option is fully vested and exercisable.
Documents
Issuer
ACM Research, Inc.
CIK 0001680062
Entity typeother
Related Parties
1- filerCIK 0001721299
Filing Metadata
- Form type
- 4
- Filed
- Sep 18, 8:00 PM ET
- Accepted
- Sep 19, 4:30 PM ET
- Size
- 8.2 KB