WABC - CIK 0000311094
WESTAMERICA BANCORPORATION has filed 1,262 documents with the SEC between 1994 and 2026. The most frequent type is insider trade (544 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 |
|---|---|---|---|
| Employee plan annual report | 11-K | 2025-06-27 | 2024-12-31 |
| SCHEDULE 13G | - | 2025-05-13 | - |
| Quarterly report | 10-Q | 2025-05-09 | 2025-03-31 |
| Insider trade | 4 | 2025-04-30 | 2025-04-29 |
| Insider trade | 4 | 2025-04-29 | 2025-04-28 |
| Insider sale notice | 144 | 2025-04-28 | - |
| Major company event | 8-K | 2025-04-28 | 2025-04-28 |
| Insider sale notice | 144 | 2025-04-24 | - |
| Major company event | 8-K | 2025-04-24 | 2025-04-24 |
| Insider trade | 4 | 2025-04-24 | 2025-04-24 |
| Insider trade | 4 | 2025-04-24 | 2025-04-24 |
| Insider trade | 4 | 2025-04-24 | 2025-03-03 |
| Major company event | 8-K | 2025-04-17 | 2025-04-17 |
| Annual report to shareholders | ARS | 2025-03-14 | 2024-12-31 |
| Proxy materials | DEFA14A | 2025-03-14 | - |
| Proxy statement | DEF 14A | 2025-03-14 | 2025-04-24 |
| Insider trade | 4 | 2025-03-05 | 2025-03-03 |
| Insider trade | 4 | 2025-03-05 | 2025-03-03 |
| Insider trade | 4 | 2025-03-05 | 2025-03-03 |
| Annual report | 10-K | 2025-02-28 | 2024-12-31 |
| Major company event | 8-K | 2025-02-27 | 2025-02-27 |
| New insider ownership | 3 | 2025-02-06 | 2025-01-27 |
| SCHEDULE 13G | - | 2025-02-05 | - |
| Insider trade (amended) | 4/A | 2025-01-31 | 2025-01-23 |
| Insider trade | 4 | 2025-01-31 | 2024-07-22 |
| Insider trade | 4 | 2025-01-27 | 2025-01-23 |
| Insider trade | 4 | 2025-01-27 | 2025-01-23 |
| Insider trade | 4 | 2025-01-27 | 2025-01-23 |
| Insider trade | 4 | 2025-01-27 | 2025-01-23 |
| Insider trade | 4 | 2025-01-27 | 2025-01-23 |
| Insider trade | 4 | 2025-01-27 | 2025-01-23 |
| Major company event | 8-K | 2025-01-23 | 2025-01-23 |
| Major company event | 8-K | 2025-01-23 | 2025-01-23 |
| Major company event | 8-K | 2025-01-16 | 2025-01-16 |
| Quarterly report | 10-Q | 2024-11-08 | 2024-09-30 |
| Passive ownership stake (update) | SC 13G/A | 2024-11-08 | - |
| Major company event | 8-K | 2024-10-24 | 2024-10-24 |
| Major company event | 8-K | 2024-10-17 | 2024-10-17 |
| Quarterly report | 10-Q | 2024-08-08 | 2024-06-30 |
| Major company event | 8-K | 2024-07-25 | 2024-07-25 |
| Insider trade | 4 | 2024-07-25 | 2024-07-24 |
| Major company event | 8-K | 2024-07-18 | 2024-07-18 |
| New insider ownership | 3 | 2024-07-09 | 2024-06-27 |
| Employee plan annual report | 11-K | 2024-06-28 | 2023-12-31 |
| Major company event | 8-K | 2024-06-28 | 2024-06-28 |
| Insider trade | 4 | 2024-06-26 | 2024-06-25 |
| Quarterly report | 10-Q | 2024-05-09 | 2024-03-31 |
| Major company event (amended) | 8-K/A | 2024-05-06 | 2024-04-26 |
| Insider trade | 4 | 2024-05-01 | 2024-04-29 |
| Insider sale notice | 144 | 2024-04-29 | - |