ESS Tech, Inc. SEC filings GWHT
ESS Tech, Inc. has 473 filings in SEC EDGAR's recent list, going back to Jul 31, 2020. Its latest annual report, Form ARS, was filed on Apr 15, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 11, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 5, 2026 (listing notice, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q | Quarterly report | Aug 11, 2026 | Jun 30, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 31, 2026 |
| 10-Q | Quarterly report | Nov 13, 2025 | Sep 30, 2025 |
| 10-Q | Quarterly report | Aug 14, 2025 | Jun 30, 2025 |
| 10-Q | Quarterly report | May 15, 2025 | Mar 31, 2025 |
| 10-Q | Quarterly report | Nov 14, 2024 | Sep 30, 2024 |
| 10-Q | Quarterly report | Aug 14, 2024 | Jun 30, 2024 |
| 10-Q | Quarterly report | May 8, 2024 | Mar 31, 2024 |
| 10-Q | Quarterly report | Nov 14, 2023 | Sep 30, 2023 |
| 10-Q | Quarterly report | Aug 9, 2023 | Jun 30, 2023 |
| 10-Q | Quarterly report | May 10, 2023 | Mar 31, 2023 |
| 10-Q | Quarterly report | Nov 3, 2022 | Sep 30, 2022 |
| 10-Q | Quarterly report | Aug 12, 2022 | Jun 30, 2022 |
| 10-Q | Quarterly report | May 13, 2022 | Mar 31, 2022 |
| 10-Q/A | Amended quarterly report | Dec 6, 2021 | Jun 30, 2021 |
| 10-Q/A | Amended quarterly report | Dec 6, 2021 | Mar 31, 2021 |
| 10-Q | Quarterly report | Nov 22, 2021 | Sep 30, 2021 |
| 10-Q | Quarterly report | Aug 18, 2021 | Jun 30, 2021 |
| 10-Q | Quarterly report | May 24, 2021 | Mar 31, 2021 |
| 10-Q | Quarterly report | Nov 16, 2020 | Sep 30, 2020 |
Showing 20 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Miscellaneous Electrical Machinery, Equipment & Supplies (SIC 3690)
- Listed as
- GWHT (OTC)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Wilsonville, OR
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1819438
- Former names
- ACON S2 Acquisition Corp. (until Oct 8, 2021)
Other Miscellaneous Electrical Machinery, Equipment & Supplies companies
- Cae Inc CAE
- EnerSys ENS
- Novanta Inc NOVT
- QuantumScape Corp QS
- Spectrum Brands Holdings, Inc. SPB
- Energizer Holdings, Inc. ENR
- InoBat B.V. INBT
- Amprius Technologies, Inc. AMPX
All 55 Miscellaneous Electrical Machinery, Equipment & Supplies companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.