AVISTA CORP — 4 Filings
1,613 4 filings on record
This page lists all 4 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 1,613 4 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 |
|---|---|---|---|---|
| 4 | PRIMARY DOCUMENT | 0000104918-26-000045 | Mar 17, 2026 | Mar 16, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000044 | Mar 13, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0001174957-26-000003 | Mar 10, 2026 | Mar 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000039 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000029 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000035 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000030 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000031 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000032 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000028 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000037 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000038 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000036 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000034 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000033 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000027 | Feb 26, 2026 | — |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000026 | Feb 18, 2026 | Feb 17, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000024 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000014 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000018 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000015 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000016 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000017 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000019 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000020 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000022 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000021 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000023 | Feb 10, 2026 | Feb 9, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000013 | Feb 4, 2026 | Feb 2, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000011 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000012 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000001 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000002 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000010 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000003 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000004 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000005 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000006 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000007 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000008 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0000104918-26-000009 | Jan 8, 2026 | Jan 6, 2026 |
| 4 | PRIMARY DOCUMENT | 0001978840-25-000004 | Dec 16, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001613793-25-000003 | Dec 12, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001174957-25-000002 | Dec 4, 2025 | Dec 3, 2025 |
| 4 | PRIMARY DOCUMENT | 0002090772-25-000002 | Dec 2, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001978840-25-000003 | Oct 3, 2025 | Oct 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001488085-25-000004 | Oct 3, 2025 | Oct 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001724735-25-000003 | Sep 17, 2025 | Sep 16, 2025 |
| 4 | PRIMARY DOCUMENT | 0000104918-25-000085 | Sep 5, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0000104918-25-000084 | Sep 4, 2025 | Sep 2, 2025 |