# Avista Corp: filings

AVA · NYSE · CIK 104918 · [Utilities](/sectors/utilities.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/ava.md) · [Financials](/companies/ava/financials.md) · [Filings](/companies/ava/filings.md) · [Insiders](/companies/ava/insiders.md)

## Reports and events: 392 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 1340, 8-K 299, 4/A 87, 10-Q 53, DEFA14A 43, SC 13G/A 31, 3 24, 144 21, 10-K 18, 11-K 18, DEF 14A 18, 5 12, 424B5 11, ARS 10, SC 13G 9, 424B3 7, PRE 14A 7, S-3ASR 7, 424B2 4, 8-K/A 4, UPLOAD 4, DFAN14A 3, FWP 3, S-8 3, SCHEDULE 13G/A 3, 10-12B/A 2, CORRESP 2, EFFECT 2, SCHEDULE 13G 2, SD 2, 25-NSE 1, DEFM14A 1, NO ACT 1, POS AM 1, PREM14A 1, S-4 1, S-4/A 1, S-8 POS 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-08-19 | 21:00 ET | [8-K](/filings/0001193125-26-357089.md) | 5.03 Amendment to articles or bylaws | 0001193125-26-357089 |
| 2026-08-03 | 10:08 ET | [8-K](/filings/0001193125-26-329442.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-329442 |
| 2026-08-03 | 23:11 ET | [8-K](/filings/0001193125-26-329086.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-329086 |
| 2026-08-03 | 23:08 ET | [10-Q](/filings/0001193125-26-329083.md) | Quarterly report, period 2026-06-30 | 0001193125-26-329083 |
| 2026-07-02 | 20:32 ET | [8-K](/filings/0001193125-26-294722.md) | 5.02 Departure or appointment of officers or directors | 0001193125-26-294722 |
| 2026-06-12 | 20:06 ET | [8-K](/filings/0001193125-26-269388.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-269388 |
| 2026-06-02 | 21:02 ET | [8-K](/filings/0001193125-26-253795.md) | 8.01 Other events | 0001193125-26-253795 |
| 2026-05-20 | 21:38 ET | [8-K](/filings/0001193125-26-231187.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-26-231187 |
| 2026-05-13 | 20:57 ET | [8-K](/filings/0001193125-26-221870.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-221870 |
| 2026-05-05 | 00:01 ET | [8-K](/filings/0001193125-26-204659.md) | 2.01 Completion of an acquisition or disposition; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-204659 |
| 2026-05-05 | 00:01 ET | [10-Q](/filings/0001193125-26-204658.md) | Quarterly report, period 2026-03-31 | 0001193125-26-204658 |
| 2026-04-01 | 20:30 ET | [DEF 14A](/filings/0001193125-26-138034.md) | Proxy statement, period 2026-05-14 | 0001193125-26-138034 |
| 2026-03-04 | 22:13 ET | [8-K](/filings/0000104918-26-000042.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000104918-26-000042 |
| 2026-02-25 | 00:26 ET | [10-K](/filings/0001193125-26-067872.md) | Annual report, period 2025-12-31 | 0001193125-26-067872 |
| 2026-02-25 | 00:25 ET | [8-K](/filings/0001193125-26-067873.md) | 2.02 Results of operations; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-067873 |
| 2026-01-16 | 21:33 ET | [8-K](/filings/0001193125-26-015443.md) | 8.01 Other events | 0001193125-26-015443 |
| 2025-11-05 | 02:47 ET | [8-K](/filings/0001193125-25-265352.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001193125-25-265352 |
| 2025-11-05 | 02:46 ET | [10-Q](/filings/0001193125-25-265351.md) | Quarterly report, period 2025-09-30 | 0001193125-25-265351 |
| 2025-08-06 | 23:50 ET | [8-K](/filings/0000950170-25-103362.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-103362 |
| 2025-08-06 | 23:48 ET | [10-Q](/filings/0000950170-25-103360.md) | Quarterly report, period 2025-06-30 | 0000950170-25-103360 |
| 2025-07-25 | 21:12 ET | [8-K](/filings/0000950170-25-098875.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation | 0000950170-25-098875 |
| 2025-06-11 | 21:00 ET | [8-K](/filings/0000950170-25-084915.md) | 8.01 Other events | 0000950170-25-084915 |
| 2025-05-13 | 21:00 ET | [8-K](/filings/0000950170-25-070506.md) | 5.07 Shareholder vote results | 0000950170-25-070506 |
| 2025-05-07 | 22:30 ET | [8-K](/filings/0000950170-25-064740.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-064740 |
| 2025-05-07 | 22:29 ET | [10-Q](/filings/0000950170-25-064737.md) | Quarterly report, period 2025-03-31 | 0000950170-25-064737 |
| 2025-03-26 | 20:00 ET | [DEF 14A](/filings/0001193125-25-064042.md) | Proxy statement, period 2025-05-08 | 0001193125-25-064042 |
| 2025-02-26 | 01:01 ET | [8-K](/filings/0000950170-25-027088.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-25-027088 |
| 2025-02-26 | 01:00 ET | [10-K](/filings/0000950170-25-027077.md) | Annual report, period 2024-12-31 | 0000950170-25-027077 |
| 2025-02-06 | 23:44 ET | [8-K](/filings/0000950170-25-014777.md) | 8.01 Other events | 0000950170-25-014777 |
| 2024-12-26 | 21:30 ET | [8-K](/filings/0000950170-24-140429.md) | 8.01 Other events | 0000950170-24-140429 |
| 2024-11-06 | 00:30 ET | [8-K](/filings/0000950170-24-121738.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-121738 |
| 2024-11-06 | 00:29 ET | [10-Q](/filings/0000950170-24-121737.md) | Quarterly report, period 2024-09-30 | 0000950170-24-121737 |
| 2024-08-26 | 20:05 ET | [8-K](/filings/0000950170-24-100533.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000950170-24-100533 |
| 2024-08-07 | 23:49 ET | [8-K](/filings/0000950170-24-092166.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-092166 |
| 2024-08-07 | 23:48 ET | [10-Q](/filings/0000950170-24-092162.md) | Quarterly report, period 2024-06-30 | 0000950170-24-092162 |
| 2024-05-07 | 20:47 ET | [8-K](/filings/0000950170-24-054660.md) | 8.01 Other events | 0000950170-24-054660 |
| 2024-05-07 | 20:45 ET | [8-K](/filings/0000950170-24-054656.md) | 5.07 Shareholder vote results | 0000950170-24-054656 |
| 2024-05-01 | 22:56 ET | [8-K](/filings/0000950170-24-050790.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-050790 |
| 2024-05-01 | 22:55 ET | [10-Q](/filings/0000950170-24-050788.md) | Quarterly report, period 2024-03-31 | 0000950170-24-050788 |
| 2024-04-03 | 21:00 ET | [8-K](/filings/0000950170-24-041236.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0000950170-24-041236 |
| 2024-03-20 | 20:06 ET | [DEF 14A](/filings/0001193125-24-072683.md) | Proxy statement, period 2024-05-01 | 0001193125-24-072683 |
| 2024-02-21 | 00:56 ET | [8-K](/filings/0000950170-24-017430.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-24-017430 |
| 2024-02-21 | 00:52 ET | [10-K](/filings/0000950170-24-017421.md) | Annual report, period 2023-12-31 | 0000950170-24-017421 |
| 2024-01-23 | 00:04 ET | [8-K](/filings/0000950170-24-006186.md) | 8.01 Other events | 0000950170-24-006186 |
| 2023-12-01 | 21:30 ET | [8-K](/filings/0000950170-23-067359.md) | 8.01 Other events | 0000950170-23-067359 |
| 2023-11-01 | 22:48 ET | [8-K](/filings/0000950170-23-057046.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000950170-23-057046 |
| 2023-11-01 | 22:44 ET | [10-Q](/filings/0000950170-23-057042.md) | Quarterly report, period 2023-09-30 | 0000950170-23-057042 |
| 2023-09-07 | 20:11 ET | [8-K](/filings/0000950170-23-047002.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000950170-23-047002 |
| 2023-08-21 | 10:31 ET | [8-K](/filings/0000950170-23-043553.md) | 8.01 Other events | 0000950170-23-043553 |
| 2023-08-08 | 21:00 ET | [8-K](/filings/0000950170-23-039937.md) | 8.01 Other events | 0000950170-23-039937 |

Page 1 of 8. [Older](/companies/ava/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 14:55 ET. No prices; not investment advice.