ACM Research, Inc. — Director's Dealing 2021

Aug 13, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ACM Research, Inc. (ACMR)
CIK: 0001680062
Period of Report: 2021-08-11

Reporting Person: Xiang Yinan (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-08-11	Class A Common Stock	S	25542	$85.527	Disposed	1480628	Indirect
2021-08-11	Class A Common Stock	S	358	$86.1466	Disposed	1480270	Indirect
2021-08-11	Class A Common Stock	S	1600	$89.1747	Disposed	1478670	Indirect
2021-08-11	Class A Common Stock	S	2500	$90.0464	Disposed	1476170	Indirect
2021-08-12	Class A Common Stock	S	20000	$85.3266	Disposed	1456170	Indirect
2021-08-13	Class A Common Stock	S	3623	$85.0984	Disposed	1452547	Indirect

Footnotes

F1: The sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by Shanghai Science and Technology Venture Capital Co., Ltd.

F2: The price reported in Column 4 represents a weighted average price. The shares were sold in multiple transactions at prices ranging from $85.00 to $86.00, 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, 4, 5, 6, 7 and 8 of this Form 4.

F3: These shares are owned by Shanghai Science and Technology Venture Capital Co., Ltd., which designated the reporting person to the board of directors of the Issuer. The reporting person disclaims beneficial ownership of the shares owned by Shanghai Science and Technology Venture Capital Co., Ltd. except to the extent of her pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 or otherwise.

F4: The price reported in Column 4 represents a weighted average price. The shares were sold in multiple transactions at prices ranging from $86.02 to $86.40, inclusive.

F5: The price reported in Column 4 represents a weighted average price. The shares were sold in multiple transactions at prices ranging from $88.665 to $89.50, inclusive.

F6: The price reported in Column 4 represents a weighted average price. The shares were sold in multiple transactions at prices ranging from $90.00 to $90.25, inclusive.

F7: The price reported in Column 4 represents a weighted average price. The shares were sold in multiple transactions at prices ranging from $85.00 to $86.00, inclusive.

F8: The price reported in Column 4 represents a weighted average price. The shares were sold in multiple transactions at prices ranging from $85.00 to $85.23, inclusive.