ESS Tech, Inc. — 8-K Filings
66 8-K filings on record
This page lists all 8-K filings submitted to the SEC by ESS Tech, Inc. (GWH-WT), sorted by most recent first. Each row links to the full filing on EdgarLookup. ESS Tech, Inc. has filed 66 8-K documents with the SEC since 2020. To view all SEC filings by ESS Tech, Inc., see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
144
25
3
3/A
4
4/A
424B2
424B3
424B4
424B5
424B8
425
8-A12B
8-K
8-K/A
ARS
CERT
CORRESP
D
DEF 14A
DEFA14A
DEFR14A
DRS
EFFECT
NT 10-Q
POS AM
PRE 14A
RW
S-1
S-1/A
S-3
S-3/A
S-4
S-4/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G
SD
SEC STAFF LETTER
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | 8-K | 0001819438-26-000011 | Mar 5, 2026 | — |
| 8-K | 8-K | 0001628280-26-004263 | Jan 30, 2026 | Jan 29, 2026 |
| 8-K | 8-K | 0001628280-26-003973 | Jan 29, 2026 | Jan 23, 2026 |
| 8-K | 8-K | 0001819438-26-000003 | Jan 6, 2026 | Jan 1, 2026 |
| 8-K | 8-K | 0001819438-25-000079 | Dec 5, 2025 | Dec 4, 2025 |
| 8-K | 8-K | 0001819438-25-000077 | Nov 13, 2025 | — |
| 8-K | 8-K | 0001628280-25-052045 | Nov 13, 2025 | — |
| 8-K | 8-K | 0001819438-25-000065 | Oct 14, 2025 | — |
| 8-K | 8-K | 0001819438-25-000057 | Oct 14, 2025 | Oct 13, 2025 |
| 8-K | 8-K | 0001819438-25-000027 | Aug 29, 2025 | — |
| 8-K | 8-K | 0001819438-25-000019 | Aug 18, 2025 | Aug 12, 2025 |
| 8-K | 8-K | 0001819438-25-000012 | Aug 14, 2025 | — |
| 8-K | 8-K | 0001819438-25-000007 | Aug 7, 2025 | Aug 1, 2025 |
| 8-K | 8-K | 0001628280-25-034769 | Jul 11, 2025 | Jul 9, 2025 |
| 8-K | 8-K | 0001628280-25-029215 | Jun 4, 2025 | Jun 3, 2025 |
| 8-K | 8-K | 0001628280-25-028027 | May 28, 2025 | May 27, 2025 |
| 8-K | 8-K | 0001628280-25-025903 | May 15, 2025 | — |
| 8-K | 8-K | 0001628280-25-015704 | Mar 31, 2025 | — |
| 8-K | 8-K | 0001628280-25-015647 | Mar 31, 2025 | — |
| 8-K | 8-K | 0001628280-25-015467 | Mar 28, 2025 | Mar 24, 2025 |
| 8-K | 8-K | 0001628280-25-005510 | Feb 14, 2025 | Feb 13, 2025 |
| 8-K | 8-K | 0001628280-24-047577 | Nov 13, 2024 | — |
| 8-K | 8-K | 0001628280-24-045278 | Nov 5, 2024 | Nov 1, 2024 |
| 8-K | 8-K | 0001628280-24-038349 | Aug 23, 2024 | — |
| 8-K | 8-K | 0001628280-24-037187 | Aug 14, 2024 | — |
| 8-K | 8-K | 0001628280-24-024545 | May 21, 2024 | — |
| 8-K | 8-K | 0001628280-24-021087 | May 7, 2024 | — |
| 8-K | 8-K | 0001628280-24-010886 | Mar 13, 2024 | — |
| 8-K | 8-K | 0001628280-24-009999 | Mar 8, 2024 | Mar 6, 2024 |
| 8-K | 8-K | 0001628280-23-037344 | Nov 7, 2023 | — |
| 8-K | 8-K | 0001628280-23-032880 | Sep 25, 2023 | — |
| 8-K | 8-K | 0001628280-23-030822 | Aug 29, 2023 | Aug 28, 2023 |
| 8-K | 8-K | 0001628280-23-028207 | Aug 8, 2023 | — |
| 8-K | 8-K | 0001628280-23-019289 | May 22, 2023 | — |
| 8-K | 8-K | 0001628280-23-016813 | May 9, 2023 | — |
| 8-K | 8-K | 0001628280-23-015233 | May 3, 2023 | — |
| 8-K | 8-K | 0001628280-23-011636 | Apr 14, 2023 | Apr 10, 2023 |
| 8-K | 8-K | 0001628280-23-005826 | Mar 1, 2023 | — |
| 8-K | 8-K | 0001628280-22-030772 | Nov 25, 2022 | — |
| 8-K | 8-K | 0001628280-22-028186 | Nov 3, 2022 | — |
| 8-K | 8-K | 0001628280-22-026830 | Oct 24, 2022 | Oct 21, 2022 |
| 8-K | 8-K | 0001628280-22-023772 | Aug 26, 2022 | — |
| 8-K | 8-K | 0001628280-22-022451 | Aug 11, 2022 | — |
| 8-K | 8-K | 0001628280-22-015952 | Jun 2, 2022 | Jun 1, 2022 |
| 8-K | 8-K | 0001628280-22-014070 | May 12, 2022 | — |
| 8-K | 8-K | 0001628280-22-007891 | Mar 30, 2022 | — |
| 8-K | 8-K | 0001628280-22-003832 | Feb 24, 2022 | — |
| 8-K | 8-K | 0001193125-22-044972 | Feb 17, 2022 | Feb 14, 2022 |
| 8-K | 8-K | 0001193125-21-337023 | Nov 22, 2021 | — |
| 8-K | 8-K | 0001193125-21-330660 | Nov 16, 2021 | Nov 15, 2021 |