0001628280-23-013327.txt : 20230426 0001628280-23-013327.hdr.sgml : 20230426 20230426193156 ACCESSION NUMBER: 0001628280-23-013327 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230426 FILED AS OF DATE: 20230426 DATE AS OF CHANGE: 20230426 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Dresselhuys Eric P. CENTRAL INDEX KEY: 0001571531 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-39525 FILM NUMBER: 23851336 MAIL ADDRESS: STREET 1: 555 BROADWAY STREET CITY: REDWOOD CITY STATE: CA ZIP: 94063 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 wf-form4_168255190191707.xml FORM 4 X0407 4 2023-04-26 0 0001819438 ESS Tech, Inc. GWH 0001571531 Dresselhuys Eric P. C/O ESS TECH, INC. 26440 SW PARKWAY AVE., BLDG. 83 WILSONVILLE OR 97070 1 1 0 0 Chief Executive Officer 0 Common Stock 2023-04-26 4 A 0 622771 0 A 1966851 D The reported shares are represented by restricted stock units, or RSUs, which vest in 16 equal quarterly installments beginning on May 20, 2023. A portion of these securities are RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. /s/ Kelly F. Goodman, by power of attorney 2023-04-26