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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001628280-23-011636
Filing Date
2023-04-14
Accepted
2023-04-14 16:31:20
Documents
14
Period of Report
2023-04-10
Items
Item 4.01: Changes in Registrant's Certifying Accountant
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K wk-20230410.htm   iXBRL 8-K 39862
2 EX-16.1 letterfromernstyoungllptoe.htm EX-16.1 2571
  Complete submission text file 0001628280-23-011636.txt   225977

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT wk-20230410.xsd EX-101.SCH 3093
4 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT wk-20230410_def.xml EX-101.DEF 16581
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT wk-20230410_lab.xml EX-101.LAB 33416
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT wk-20230410_pre.xml EX-101.PRE 17323
8 EXTRACTED XBRL INSTANCE DOCUMENT wk-20230410_htm.xml XML 6183
Mailing Address 26440 SW PARKWAY AVE. BLDG. 83 WILSONVILLE OR 97070
Business Address 26440 SW PARKWAY AVE. BLDG. 83 WILSONVILLE OR 97070 (855) 423-9920
ESS Tech, Inc. (Filer) CIK: 0001819438 (see all company filings)

IRS No.: 000000000 | State of Incorp.: E9 | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-39525 | Film No.: 23821612
SIC: 3690 Miscellaneous Electrical Machinery, Equipment & Supplies