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Filing Details

Accession Number:: 0001193805-24-001228
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2024-10-08 21:37:49
Reporting Period:: 2024-10-04

Accepted Time:: 2024-10-08 21:37:49
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1680062	Acm Research Inc.	ACMR	Special Industry Machinery, Nec (3559)	000000000

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1980934	Shanghai Pudong Science & Technology Investment Group Co., Ltd.	No. 118, Rongke Road, 17Th Floor Pudong New Area Shanghai F4 200120		No	No	Yes	Yes
1981092	Shanghai Science & Technology Venture Capital (Group) Co., Ltd.	Bohua Plaza, 39Th Floor 669, Xinzha Jing'An District Shanghai F4 200041		No	No	Yes	Yes

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership
Class A Common Stock, $0.0001 Par Value	Disposition	2024-10-04	570,735	$21.52	2,833,171	No	4	S	Direct
Class A Common Stock, $0.0001 Par Value	Disposition	2024-10-04	129,265	$20.94	2,703,906	No	4	S	Direct
Class A Common Stock, $0.0001 Par Value	Disposition	2024-10-07	100,514	$25.36	2,603,392	No	4	S	Direct
Class A Common Stock, $0.0001 Par Value	Disposition	2024-10-07	1,481	$25.02	2,601,911	No	4	S	Direct
Class A Common Stock, $0.0001 Par Value	Disposition	2024-10-07	173,005	$23.32	2,428,906	No	4	S	Direct
Class A Common Stock, $0.0001 Par Value	Disposition	2024-10-08	90,396	$21.13	2,338,510	No	4	S	Direct

Equity Swap Involved	Form Type	Code	Nature of Ownership
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct
No	4	S	Direct

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Class A Common Stock, $0.0001 Par Value	3,358,728	Indirect	Through Shanghai Pudong Science & Technology Investment Group Co., Ltd.

Footnotes

The reporting persons undertake 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 through 7 of this Form 4.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $21.11 to $22.10, inclusive.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $20.71 to $21.10, inclusive.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $25.03 to $26.02, inclusive.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $25.01 to $25.02, inclusive.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $23.05 to $23.91, inclusive.
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions ranging from $20.53 to $21.51, inclusive.
This Form 4 is being filed by the undersigned as well as Shanghai Pudong Science & Technology Investment Group Co., Ltd., as set forth on the Joint Filer Information Statement attached as an exhibit hereto (the "Reporting Persons"). Shanghai Science & Technology Venture Capital (Group) Co., Ltd. holds a 46% equity interest in Shanghai Pudong Science & Technology Investment Group Co., Ltd.
In accordance with Instruction 4(b)(iv) to Form 4, the entire amount of the Issuer's securities held by the Reporting Persons is reported herein. For purposes of Section 16 of the Securities Exchange Act of 1934, as amended, each Reporting Person disclaims beneficial ownership of any such securities, except to the extent of its indirect pecuniary interest therein, if any, 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.