AVA - CIK 0000104918
AVISTA CORP has filed 2,724 documents with the SEC between 1994 and 2026. The most frequent type is insider trade (1,627 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Major company event | 8-K | 2026-05-20 | 2026-05-14 |
| Insider trade | 4 | 2026-05-18 | 2026-05-15 |
| Insider trade | 4 | 2026-05-14 | 2026-05-14 |
| Major company event | 8-K | 2026-05-13 | 2026-05-13 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider trade | 4 | 2026-05-11 | 2026-05-08 |
| Insider sale notice | 144 | 2026-05-07 | - |
| Insider trade | 4 | 2026-05-07 | 2026-05-07 |
| Major company event | 8-K | 2026-05-05 | 2026-05-05 |
| Quarterly report | 10-Q | 2026-05-05 | 2026-03-31 |
| SCHEDULE 13G | - | 2026-04-29 | - |
| SCHEDULE 13G | - | 2026-04-28 | - |
| Employee stock plan | S-8 | 2026-04-27 | - |
| Insider trade | 4 | 2026-04-16 | 2026-04-15 |
| Annual report to shareholders | ARS | 2026-04-01 | 2025-12-31 |
| Proxy materials | DEFA14A | 2026-04-01 | - |
| Proxy statement | DEF 14A | 2026-04-01 | 2026-05-14 |
| SCHEDULE 13G/A | - | 2026-03-26 | - |
| Insider trade | 4 | 2026-03-17 | 2026-03-16 |
| Insider sale notice | 144 | 2026-03-13 | - |
| Insider trade | 4 | 2026-03-13 | 2026-03-13 |
| Insider trade | 4 | 2026-03-10 | 2026-03-09 |
| Major company event | 8-K | 2026-03-04 | 2026-02-27 |
| Insider trade (amended) | 4/A | 2026-03-04 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider trade | 4 | 2026-03-03 | 2026-03-02 |
| Insider sale notice | 144 | 2026-02-26 | - |
| Insider trade | 4 | 2026-02-26 | 2026-02-26 |
| Major company event | 8-K | 2026-02-25 | 2026-02-25 |
| Annual report | 10-K | 2026-02-25 | 2025-12-31 |
| Insider trade | 4 | 2026-02-18 | 2026-02-17 |
| Annual insider summary | 5 | 2026-02-12 | 2026-01-15 |