0001628280-23-019609.txt : 20230524 0001628280-23-019609.hdr.sgml : 20230524 20230524170918 ACCESSION NUMBER: 0001628280-23-019609 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230519 FILED AS OF DATE: 20230524 DATE AS OF CHANGE: 20230524 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Nijhawan Sandeep CENTRAL INDEX KEY: 0001544911 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39525 FILM NUMBER: 23955029 MAIL ADDRESS: STREET 1: ESS TECH, INC. STREET 2: 26440 SW PARKWAY AVE., BLDG 83 CITY: WILSONVILLE STATE: OR ZIP: 97070 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ESS Tech, Inc. CENTRAL INDEX KEY: 0001819438 STANDARD INDUSTRIAL CLASSIFICATION: MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES [3690] IRS NUMBER: 000000000 STATE OF INCORPORATION: E9 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 26440 SW PARKWAY AVE. STREET 2: BLDG. 83 CITY: WILSONVILLE STATE: OR ZIP: 97070 BUSINESS PHONE: (855) 423-9920 MAIL ADDRESS: STREET 1: 26440 SW PARKWAY AVE. STREET 2: BLDG. 83 CITY: WILSONVILLE STATE: OR ZIP: 97070 FORMER COMPANY: FORMER CONFORMED NAME: ACON S2 Acquisition Corp. DATE OF NAME CHANGE: 20200728 4 1 wk-form4_1684962544.xml FORM 4 X0407 4 2023-05-19 0 0001819438 ESS Tech, Inc. GWH 0001544911 Nijhawan Sandeep C/O ESS TECH, INC. 26440 SW PARKWAY AVE., BLDG 83 WILSONVILLE OR 97070 1 0 0 0 0 Common Stock 2023-05-19 5 A 0 E 135373 0 A 135373 D The reported shares are represented by restricted stock units, or RSUs, which vest on the earlier of (i) May 19, 2024 or (ii) the day prior to the Issuer's next annual meeting of stockholders. /s/ Kelly F. Goodman, by power of attorney 2023-05-23