0001140361-23-042794.txt : 20230905 0001140361-23-042794.hdr.sgml : 20230905 20230905213031 ACCESSION NUMBER: 0001140361-23-042794 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230901 FILED AS OF DATE: 20230905 DATE AS OF CHANGE: 20230905 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: McKechnie Mark CENTRAL INDEX KEY: 0001775007 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38273 FILM NUMBER: 231237652 MAIL ADDRESS: STREET 1: 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 2023-09-01 0001680062 ACM Research, Inc. ACMR 0001775007 McKechnie Mark C/O ACM RESEARCH, INC. 42307 OSGOOD ROAD, SUITE I FREMONT CA 94539 true See Remarks true Class A Common Stock 2023-09-01 4 M 0 30000 4.55 A 30900 D Class A Common Stock 2023-09-01 4 S 0 30000 18 D 900 D Stock Option 4.55 2023-09-01 4 M 0 30000 0 D 2029-11-03 Class A Common Stock 30000 30000 D The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 25, 2022. The option vested and became exercisable as to 15,000 shares on November 4, 2020 and the remaining 45,000 shares vest and became or become exercisable in equal monthly installments over the following 36 months, subject to continued service through each vesting date. Chief Financial Officer and Treasurer /s/ Mark McKechnie 2023-09-05