AVISTA CORP — 8-K Filings
427 8-K filings on record
This page lists all 8-K filings submitted to the SEC by AVISTA CORP (AVA), sorted by most recent first. Each row links to the full filing on EdgarLookup. AVISTA CORP has filed 427 8-K documents with the SEC since 2017. To view all SEC filings by AVISTA CORP, see the full filings list.
All
10-12B/A
10-K
10-K/A
10-K405
10-Q
11-K
11-K/A
144
25-NSE
3
3/A
4
4/A
424B1
424B2
424B3
424B5
425
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CORRESP
DEF 14A
DEFA14A
DEFM14A
DFAN14A
EFFECT
FWP
NO ACT
POS AM
PRE 14A
PREM14A
S-3
S-3/A
S-3ASR
S-3D
S-4
S-4/A
S-8
S-8 POS
SC 13E4
SC 13E4/A
SC 13G
SC 13G/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | 8-K | 0000104918-26-000042 | Mar 4, 2026 | Feb 27, 2026 |
| 8-K | 8-K | 0001193125-26-067873 | Feb 25, 2026 | — |
| 8-K | 8-K | 0001193125-26-015443 | Jan 16, 2026 | — |
| 8-K | 8-K | 0001193125-25-265352 | Nov 5, 2025 | — |
| 8-K | 8-K | 0000950170-25-103362 | Aug 6, 2025 | — |
| 8-K | 8-K | 0000950170-25-098875 | Jul 25, 2025 | Jul 23, 2025 |
| 8-K | 8-K | 0000950170-25-084915 | Jun 11, 2025 | Jun 9, 2025 |
| 8-K | 8-K | 0000950170-25-070506 | May 13, 2025 | May 8, 2025 |
| 8-K | 8-K | 0000950170-25-064740 | May 7, 2025 | — |
| 8-K | 8-K | 0000950170-25-027088 | Feb 26, 2025 | — |
| 8-K | 8-K | 0000950170-25-014777 | Feb 6, 2025 | Jan 31, 2025 |
| 8-K | 8-K | 0000950170-24-140429 | Dec 26, 2024 | Dec 20, 2024 |
| 8-K | 8-K | 0000950170-24-121738 | Nov 6, 2024 | — |
| 8-K | 8-K | 0000950170-24-100533 | Aug 26, 2024 | Aug 22, 2024 |
| 8-K | 8-K | 0000950170-24-092166 | Aug 7, 2024 | — |
| 8-K | 8-K | 0000950170-24-054660 | May 7, 2024 | — |
| 8-K | 8-K | 0000950170-24-054656 | May 7, 2024 | May 1, 2024 |
| 8-K | 8-K | 0000950170-24-050790 | May 1, 2024 | — |
| 8-K | 8-K | 0000950170-24-041236 | Apr 3, 2024 | Apr 1, 2024 |
| 8-K | 8-K | 0000950170-24-017430 | Feb 21, 2024 | — |
| 8-K | 8-K | 0000950170-24-006186 | Jan 23, 2024 | Jan 18, 2024 |
| 8-K | 8-K | 0000950170-23-067359 | Dec 1, 2023 | Nov 29, 2023 |
| 8-K | 8-K | 0000950170-23-057046 | Nov 1, 2023 | — |
| 8-K | 8-K | 0000950170-23-047002 | Sep 7, 2023 | — |
| 8-K | 8-K | 0000950170-23-043553 | Aug 21, 2023 | Aug 18, 2023 |
| 8-K | 8-K | 0000950170-23-039937 | Aug 8, 2023 | Aug 3, 2023 |
| 8-K | 8-K | 0000950170-23-036702 | Aug 2, 2023 | — |
| 8-K | 8-K | 0000950170-23-028669 | Jun 16, 2023 | Jun 14, 2023 |
| 8-K | 8-K | 0000950170-23-027534 | Jun 12, 2023 | Jun 8, 2023 |
| 8-K | 8-K | 0000950170-23-022575 | May 17, 2023 | May 11, 2023 |
| 8-K | 8-K | 0000950170-23-016820 | May 3, 2023 | May 2, 2023 |
| 8-K | 8-K | 0000950170-23-011411 | Mar 31, 2023 | Mar 29, 2023 |
| 8-K | 8-K | 0000950170-23-006060 | Mar 6, 2023 | Mar 1, 2023 |
| 8-K | 8-K | 0000950170-23-003549 | Feb 22, 2023 | — |
| 8-K | 8-K | 0000950170-23-001802 | Feb 6, 2023 | Jan 30, 2023 |
| 8-K | 8-K | 0000950170-23-000787 | Jan 17, 2023 | Jan 16, 2023 |
| 8-K | 8-K | 0000950170-23-000368 | Jan 9, 2023 | Jan 4, 2023 |
| 8-K | 8-K | 0000950170-23-000157 | Jan 5, 2023 | Dec 29, 2022 |
| 8-K | 8-K | 0000950170-22-027097 | Dec 30, 2022 | Dec 22, 2022 |
| 8-K | 8-K | 0000950170-22-026781 | Dec 20, 2022 | Dec 14, 2022 |
| 8-K | 8-K | 0000950170-22-026559 | Dec 15, 2022 | Dec 12, 2022 |
| 8-K | 8-K | 0000950170-22-025884 | Nov 30, 2022 | Nov 29, 2022 |
| 8-K | 8-K | 0000950170-22-020660 | Nov 1, 2022 | — |
| 8-K | 8-K | 0000950170-22-016215 | Aug 10, 2022 | Aug 9, 2022 |
| 8-K | 8-K | 0000950170-22-013980 | Aug 3, 2022 | — |
| 8-K | 8-K | 0000950170-22-012390 | Jun 30, 2022 | Jun 28, 2022 |
| 8-K | 8-K | 0000950170-22-010284 | May 18, 2022 | May 12, 2022 |
| 8-K | 8-K | 0000950170-22-007153 | May 4, 2022 | — |
| 8-K | 8-K | 0000950170-22-003241 | Mar 9, 2022 | Mar 8, 2022 |
| 8-K | 8-K | 0000950170-22-001673 | Feb 23, 2022 | — |