0001140361-23-039739.txt : 20230814 0001140361-23-039739.hdr.sgml : 20230814 20230814173039 ACCESSION NUMBER: 0001140361-23-039739 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230810 FILED AS OF DATE: 20230814 DATE AS OF CHANGE: 20230814 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Xing Xiao CENTRAL INDEX KEY: 0001937836 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38273 FILM NUMBER: 231172249 MAIL ADDRESS: STREET 1: C/O ACM RESEARCH, INC. STREET 2: 42307 OSGOOD ROAD, SUITE I CITY: FREEMONT 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 2023-08-10 0001680062 ACM Research, Inc. ACMR 0001937836 Xing Xiao C/O ACM RESEARCH, INC. 42307 OSGOOD ROAD, SUITE I FREEMONT CA 94539 true false Stock Option 13.24 2023-08-10 4 A 0 24000 0 D 2033-08-09 Class A Common Stock 24000 24000 D The option will vest and become exercisable immediately prior to the 2024 annual meeting of stockholders of the issuer, subject to continued service through the vesting date. /s/ Mark McKechnie, Attorney-in-Fact for Xiao Xing 2023-08-14