ACM Research, Inc. — Director's Dealing 2017

Nov 2, 2017

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: ACM Research, Inc. (ACMR)
CIK: 0001680062
Period of Report: 2017-11-02

Reporting Person: Cheav Sotheara (See Remarks)

Holdings (Non-Derivative)

Security	Shares	Ownership
Class A Common Stock	7667	Direct
Class B Common Stock	25667	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option	$0.75	2021-05-01	Class A Common Stock (33334)		Direct
Stock Option	$1.50	2025-05-01	Class A Common Stock (33334)		Direct

Footnotes

F1: The option is fully vested and exercisable.

F2: The option vested and became exercisable as to 8,333 shares on May 1, 2016 and the remaining 25,001 shares vest and become exercisable in equal monthly installments over the following 36 months, subject to continued service through each vesting date.