0001140361-23-054704.txt : 20231127
0001140361-23-054704.hdr.sgml : 20231127
20231127162452
ACCESSION NUMBER: 0001140361-23-054704
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20231122
FILED AS OF DATE: 20231127
DATE AS OF CHANGE: 20231127
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: Dun Haiping
CENTRAL INDEX KEY: 0001721581
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 001-38273
FILM NUMBER: 231440493
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
X0508
4
2023-11-22
0001680062
ACM Research, Inc.
ACMR
0001721581
Dun Haiping
C/O ACM RESEARCH, INC.
42307 OSGOOD ROAD, SUITE I
FREMONT
CA
94539
true
true
Class A Common Stock
2023-11-22
4
S
0
15000
17.66
D
874074
D
The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on May 17, 2023.
The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $17.51 to $18.12, 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 footnote (2) to this Form 4.
/s/ Mark McKechnie, Attorney-in-Fact for Haiping Dun
2023-11-27