Sec Form 4 Filing - Xiang Yinan @ ACM Research, Inc. - 2021-08-11

Insider filing report for Changes in Beneficial Ownership
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FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person
Xiang Yinan
2. Issuer Name and Ticker or Trading Symbol
ACM Research, Inc. [ ACMR]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X __ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last) (First) (Middle)
C/O ACM RESEARCH, INC., 42307 OSGOOD ROAD, SUITE I
3. Date of Earliest Transaction (MM/DD/YY)
08/11/2021
(Street)
FREMONT, CA94539
4. If Amendment, Date Original Filed (MM/DD/YY)
6. Individual or Joint/Group Filing (Check Applicable Line)
__ X __ Form filed by One Reporting Person
_____ Form filed by More than One Reporting Person
(City) (State) (Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Class A Common Stock 08/11/2021 S( 1 ) 25,542 D $ 85.527 ( 2 ) 1,480,628 I See footnote ( 3 )
Class A Common Stock 08/11/2021 S( 1 ) 358 D $ 86.1466 ( 4 ) 1,480,270 I See footnote ( 3 )
Class A Common Stock 08/11/2021 S( 1 ) 1,600 D $ 89.1747 ( 5 ) 1,478,670 I See footnote ( 3 )
Class A Common Stock 08/11/2021 S( 1 ) 2,500 D $ 90.0464 ( 6 ) 1,476,170 I See footnote ( 3 )
Class A Common Stock 08/12/2021 S( 1 ) 20,000 D $ 85.3266 ( 7 ) 1,456,170 I See footnote ( 3 )
Class A Common Stock 08/13/2021 S( 1 ) 3,623 D $ 85.0984 ( 8 ) 1,452,547 I See footnote ( 3 )
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(MM/DD/YY)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Reporting Owners
Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Xiang Yinan
C/O ACM RESEARCH, INC.
42307 OSGOOD ROAD, SUITE I
FREMONT, CA94539
X
Signatures
/s/ Mark L. Johnson, Attorney-in-Fact for Yinan Xiang 08/13/2021
Signature of Reporting Person Date
Explanation of Responses:
( 1 )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.
( 2 )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.
( 3 )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.
( 4 )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.
( 5 )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.
( 6 )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.
( 7 )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.
( 8 )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.

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