0001140361-21-008752.txt : 20210316
0001140361-21-008752.hdr.sgml : 20210316
20210316173015
ACCESSION NUMBER: 0001140361-21-008752
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20210312
FILED AS OF DATE: 20210316
DATE AS OF CHANGE: 20210316
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Wang David H
CENTRAL INDEX KEY: 0001721580
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38273
FILM NUMBER: 21747207
MAIL ADDRESS:
STREET 1: C/O ACM RESEARCH, INC.
STREET 2: 42307 OSGOOD ROAD, SUITE I
CITY: FREMONT
STATE: CA
ZIP: 94539
ISSUER:
COMPANY DATA:
COMPANY CONFORMED NAME: ACM Research, Inc.
CENTRAL INDEX KEY: 0001680062
STANDARD INDUSTRIAL CLASSIFICATION: SPECIAL INDUSTRY MACHINERY, NEC [3559]
IRS NUMBER: 000000000
STATE OF INCORPORATION: CA
FISCAL YEAR END: 1231
BUSINESS ADDRESS:
STREET 1: 42307 OSGOOD ROAD, SUITE I
CITY: FREMONT
STATE: CA
ZIP: 94539
BUSINESS PHONE: 510-445-3700
MAIL ADDRESS:
STREET 1: 42307 OSGOOD ROAD, SUITE I
CITY: FREMONT
STATE: CA
ZIP: 94539
4
1
form4.xml
FORM 4
X0306
4
2021-03-12
0001680062
ACM Research, Inc.
ACMR
0001721580
Wang David H
C/O ACM RESEARCH, INC.
42307 OSGOOD ROAD, SUITE I
FREMONT
CA
94539
true
true
true
See remarks
Class A Common Stock
2021-03-12
4
M
0
100001
0.75
A
268007
D
Class A Common Stock
2021-03-12
4
F
0
773
97.05
D
267234
D
Class A Common Stock
33334
I
By Jing Chen, wife of David H. Wang
Class A Common Stock
15279
I
By Sophia Wang, daughter of David H. Wang
Class A Common Stock
60000
I
By David Hui Wang and Jing Chen Family Irrevocable Trust for Wang Children
Class A Common Stock
206667
I
By Wang-Chen Family Living Trust
Stock Option
0.75
2021-03-12
4
M
0
100001
0
D
2021-05-01
Class A Common Stock
100001
0
D
On March 12, 2021, the reporting person exercised, by net exercise, a previously issued stock option to purchase 100,001 shares of Class A Common Stock of the Issuer. The reporting person paid the exercise price on a cashless basis, resulting in the Issuer withholding 773 shares of Class A Common Stock for payment of the exercise price, based on the closing price of the Issuer's Class A Common Stock on March 11, 2021 of $97.05, and issuing to the reporting person the remaining 99,228 shares of Class A Common Stock.
The option is fully vested and exercisable.
Chief Executive Officer, President and Director
/s/ Mark L. Johnson, Attorney-in-Fact for David H. Wang
2021-03-16