ACM Research, Inc. — Director's Dealing 2024

Jun 12, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ACM Research, Inc. (ACMR)
CIK: 0001680062
Period of Report: 2024-06-10

Reporting Person: Wang Jian (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-06-10	Class A Common Stock	M	30000	$4.62	Acquired	283158	Direct
2024-06-10	Class A Common Stock	S	30000	$22.07	Disposed	253158	Direct
2024-06-11	Class A Common Stock	M	30000	$4.62	Acquired	283158	Direct
2024-06-11	Class A Common Stock	S	28320	$22.98	Disposed	254838	Direct
2024-06-11	Class A Common Stock	S	1680	$23.68	Disposed	253158	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2024-06-10	Stock Option	$4.62	M	30000	Disposed	2028-07-31	Class A Common Stock (30000)	Direct
2024-06-11	Stock Option	$4.62	M	30000	Disposed	2028-07-31	Class A Common Stock (30000)	Direct

Footnotes

F1: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 7, 2024.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.80 to $22.31, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3) and (4) to this Form 4.

F3: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.44 to $23.40, inclusive.

F4: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.45 to $23.80, inclusive.

F5: The option is fully vested and exercisable.