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ACM Research, Inc. Director's Dealing 2025

Feb 10, 2025

31514_dirs_2025-02-10_e4440507-b3b9-47fc-9a97-6ee35035275a.zip

Director's Dealing

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SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ACM Research, Inc. (ACMR)
CIK: 0001680062
Period of Report: 2025-02-06

Reporting Person: Cheav Sotheara (N/A)

Non-Derivative Transactions

Date Security Code Shares Price A/D Holdings After Ownership
2025-02-06 Class A Common Stock M 10000 $13.89 Acquired 110002 Direct
2025-02-06 Class A Common Stock M 12598 $13.89 Acquired 122600 Direct
2025-02-06 Class A Common Stock S 22598 $23 Disposed 100002 Direct

Derivative Transactions

Date Security Exercise Price Code Shares A/D Expiration Underlying Ownership
2025-02-06 Stock Option $13.89 M 10000 Disposed 2033-08-09 Class A Common Stock (10000) Direct
2025-02-06 Stock Option $13.89 M 12598 Disposed 2033-08-09 Class A Common Stock (12598) Direct

Footnotes

F1: On February 6, 2025, the reporting person exercised a previously issued stock option to purchase 10,000 shares of Class A Common Stock of the Issuer.

F2: On February 6, 2025, the reporting person exercised a previously issued stock option to purchase 12,598 shares of Class A Common Stock of the Issuer.

F3: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 13, 2024.

F4: The option will vest and become exercisable as to 25,000 shares on August 09, 2024 and the remaining 75,000 shares will vest and become exercisable in equal monthly installments over the following 36 months, subject to continued service through each vesting date.