Westamerica Bancorporation SEC filings WABC
Westamerica Bancorporation has 1,000 filings in SEC EDGAR's recent list, going back to May 26, 2006. Its latest annual report, Form ARS, was filed on Mar 13, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 5, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 22, 2026 (other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Other events
|
Oct 22, 2026 | Oct 22, 2026 |
| 8-K |
Current report
Results of operations
|
Oct 15, 2026 | Oct 15, 2026 |
| 10-Q | Quarterly report | Aug 5, 2026 | Jun 30, 2026 |
| 8-K |
Current report
Other events
|
Jul 23, 2026 | Jul 23, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 16, 2026 | Jul 16, 2026 |
| 11-K | Employee savings plan report | Jun 26, 2026 | Dec 31, 2025 |
| 10-Q | Quarterly report | May 8, 2026 | Mar 31, 2026 |
| 8-K |
Current report
Shareholder vote results
|
Apr 27, 2026 | Apr 24, 2026 |
| 8-K |
Current report
Other events
|
Apr 24, 2026 | Apr 24, 2026 |
| 8-K |
Current report
Other events
|
Apr 23, 2026 | Apr 23, 2026 |
| 8-K |
Current report
Results of operations
|
Apr 16, 2026 | Apr 16, 2026 |
| ARS | Annual report to shareholders | Mar 13, 2026 | Dec 31, 2025 |
| DEFA14A | Additional proxy material | Mar 13, 2026 | — |
| DEF 14A | Proxy statement | Mar 13, 2026 | Mar 13, 2026 |
| 10-K | Annual report | Feb 27, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 23, 2026 | Jan 22, 2026 |
| 8-K |
Current report
Other events
|
Jan 22, 2026 | Jan 22, 2026 |
| 8-K |
Current report
Results of operations
|
Jan 15, 2026 | Jan 15, 2026 |
| 8-K |
Current report
Other events
|
Dec 18, 2025 | Dec 18, 2025 |
| 10-Q | Quarterly report | Nov 7, 2025 | Sep 30, 2025 |
| 8-K |
Current report
Other events
|
Oct 23, 2025 | Oct 23, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 16, 2025 | Oct 16, 2025 |
| 8-K |
Current report
Officer or director change
|
Aug 12, 2025 | Aug 12, 2025 |
| S-8 | Employee stock plan registration | Aug 6, 2025 | — |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 30, 2025 |
| 8-K |
Current report
Other events
|
Jul 24, 2025 | Jul 24, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 17, 2025 | Jul 17, 2025 |
| 11-K | Employee savings plan report | Jun 27, 2025 | Dec 31, 2024 |
| 10-Q | Quarterly report | May 9, 2025 | Mar 31, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Apr 28, 2025 | Apr 28, 2025 |
| 8-K |
Current report
Other events
|
Apr 24, 2025 | Apr 24, 2025 |
| 8-K |
Current report
Results of operations
|
Apr 17, 2025 | Apr 17, 2025 |
| ARS | Annual report to shareholders | Mar 14, 2025 | Dec 31, 2024 |
| DEFA14A | Additional proxy material | Mar 14, 2025 | — |
| DEF 14A | Proxy statement | Mar 14, 2025 | Apr 24, 2025 |
| 10-K | Annual report | Feb 28, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Other events
|
Feb 27, 2025 | Feb 27, 2025 |
| 8-K |
Current report
Officer or director change
|
Jan 23, 2025 | Jan 23, 2025 |
| 8-K |
Current report
Other events
|
Jan 23, 2025 | Jan 23, 2025 |
| 8-K |
Current report
Results of operations
|
Jan 16, 2025 | Jan 16, 2025 |
| 10-Q | Quarterly report | Nov 8, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Other events
|
Oct 24, 2024 | Oct 24, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 17, 2024 | Oct 17, 2024 |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Other events
|
Jul 25, 2024 | Jul 25, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 18, 2024 | Jul 18, 2024 |
| 11-K | Employee savings plan report | Jun 28, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Officer or director change
|
Jun 28, 2024 | Jun 28, 2024 |
| 10-Q | Quarterly report | May 9, 2024 | Mar 31, 2024 |
| 8-K/A |
Amended current report
Shareholder vote results
|
May 6, 2024 | Apr 26, 2024 |
| 8-K |
Current report
Shareholder vote results
|
Apr 29, 2024 | Apr 26, 2024 |
| 8-K |
Current report
Other events
|
Apr 25, 2024 | Apr 25, 2024 |
| 8-K |
Current report
Results of operations
|
Apr 18, 2024 | Apr 18, 2024 |
| ARS | Annual report to shareholders | Mar 15, 2024 | Dec 31, 2023 |
| DEFA14A | Additional proxy material | Mar 15, 2024 | — |
| DEF 14A | Proxy statement | Mar 15, 2024 | Apr 25, 2024 |
| 10-K | Annual report | Feb 29, 2024 | Dec 31, 2023 |
| 8-K |
Current report
Other events
|
Jan 25, 2024 | Jan 25, 2024 |
| 8-K |
Current report
Results of operations
|
Jan 18, 2024 | Jan 18, 2024 |
| 8-K |
Current report
Officer or director change
|
Dec 19, 2023 | Dec 19, 2023 |
| 10-Q | Quarterly report | Nov 8, 2023 | Sep 30, 2023 |
| 8-K |
Current report
Officer or director change
|
Nov 1, 2023 | Nov 1, 2023 |
| 8-K |
Current report
Other events
|
Oct 26, 2023 | Oct 26, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2023 | Oct 19, 2023 |
| UPLOAD | Letter from the SEC | Sep 29, 2023 | — |
| 8-K |
Current report
Officer or director change
|
Sep 29, 2023 | Sep 29, 2023 |
| CORRESP | Letter to the SEC | Sep 21, 2023 | — |
| UPLOAD | Letter from the SEC | Sep 14, 2023 | — |
| 10-Q | Quarterly report | Aug 8, 2023 | Jun 30, 2023 |
| 8-K |
Current report
Other events
|
Jul 27, 2023 | Jul 27, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 20, 2023 | Jul 20, 2023 |
| 11-K | Employee savings plan report | Jun 29, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Officer or director change
|
Jun 2, 2023 | Jun 2, 2023 |
| 10-Q | Quarterly report | May 9, 2023 | Mar 31, 2023 |
| 8-K |
Current report
Bylaw or fiscal year change, Shareholder vote results
|
Apr 28, 2023 | Apr 28, 2023 |
| 8-K |
Current report
Other events
|
Apr 27, 2023 | Apr 27, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 20, 2023 | Apr 20, 2023 |
| 8-K |
Current report
Officer or director change
|
Mar 31, 2023 | Mar 31, 2023 |
| ARS | Annual report to shareholders | Mar 21, 2023 | Dec 31, 2022 |
| DEFA14A | Additional proxy material | Mar 17, 2023 | — |
| DEF 14A | Proxy statement | Mar 17, 2023 | — |
| 10-K | Annual report | Mar 1, 2023 | Dec 31, 2022 |
| 8-K |
Current report
Other events
|
Jan 26, 2023 | Jan 26, 2023 |
| 8-K |
Current report
Results of operations
|
Jan 19, 2023 | Jan 19, 2023 |
| 10-Q | Quarterly report | Nov 8, 2022 | Sep 30, 2022 |
| 8-K |
Current report
Other events
|
Oct 27, 2022 | Oct 27, 2022 |
| 8-K |
Current report
Results of operations
|
Oct 20, 2022 | Oct 20, 2022 |
| 10-Q | Quarterly report | Aug 8, 2022 | Jun 30, 2022 |
| 8-K |
Current report
Other events
|
Jul 28, 2022 | Jul 28, 2022 |
| 8-K |
Current report
Results of operations
|
Jul 21, 2022 | Jul 21, 2022 |
| 11-K | Employee savings plan report | Jun 29, 2022 | Dec 31, 2021 |
| 10-Q | Quarterly report | May 9, 2022 | Mar 31, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Apr 29, 2022 | Apr 29, 2022 |
| 8-K |
Current report
Other events
|
Apr 28, 2022 | Apr 28, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 21, 2022 | Apr 21, 2022 |
| DEFR14A | Filing | Apr 8, 2022 | — |
| DEFA14A | Additional proxy material | Mar 18, 2022 | — |
| DEF 14A | Proxy statement | Mar 18, 2022 | Apr 28, 2022 |
| 10-K | Annual report | Feb 28, 2022 | Dec 31, 2021 |
| 8-K |
Current report
Officer or director change
|
Feb 14, 2022 | Feb 14, 2022 |
| 8-K |
Current report
Other events
|
Jan 27, 2022 | Jan 27, 2022 |
| 8-K |
Current report
Results of operations
|
Jan 20, 2022 | Jan 20, 2022 |
| 10-Q | Quarterly report | Nov 3, 2021 | Sep 30, 2021 |
| 8-K |
Current report
Officer or director change
|
Nov 1, 2021 | Nov 1, 2021 |
| 8-K |
Current report
Other events
|
Oct 28, 2021 | Oct 28, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 21, 2021 | Oct 21, 2021 |
| 8-K |
Current report
Officer or director change
|
Aug 9, 2021 | Aug 9, 2021 |
| 10-Q | Quarterly report | Aug 4, 2021 | Jun 30, 2021 |
| 8-K |
Current report
Other events
|
Jul 23, 2021 | Jul 22, 2021 |
| 8-K |
Current report
Other events
|
Jul 22, 2021 | Jul 22, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 15, 2021 | Jul 15, 2021 |
| 11-K | Employee savings plan report | Jun 28, 2021 | Dec 31, 2020 |
| 10-Q | Quarterly report | May 5, 2021 | Mar 31, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Apr 23, 2021 | Apr 23, 2021 |
| 8-K |
Current report
Other events
|
Apr 22, 2021 | Apr 22, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 15, 2021 | Apr 15, 2021 |
| DEFA14A | Additional proxy material | Mar 12, 2021 | — |
| DEF 14A | Proxy statement | Mar 12, 2021 | Apr 22, 2021 |
| 10-K | Annual report | Feb 25, 2021 | Dec 31, 2020 |
| 8-K |
Current report
Other events
|
Jan 28, 2021 | Jan 28, 2021 |
| 8-K |
Current report
Results of operations
|
Jan 21, 2021 | Jan 21, 2021 |
| 10-Q | Quarterly report | Nov 5, 2020 | Sep 30, 2020 |
| 8-K |
Current report
Other events
|
Oct 22, 2020 | Oct 22, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 15, 2020 | Oct 15, 2020 |
| 10-Q | Quarterly report | Aug 5, 2020 | Jun 30, 2020 |
| 8-K |
Current report
Other events
|
Jul 24, 2020 | Jul 23, 2020 |
| 8-K |
Current report
Other events
|
Jul 23, 2020 | Jul 23, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 16, 2020 | Jul 16, 2020 |
| 11-K | Employee savings plan report | Jun 26, 2020 | Dec 31, 2019 |
| 10-Q | Quarterly report | May 6, 2020 | Mar 31, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Apr 24, 2020 | Apr 24, 2020 |
| 8-K |
Current report
Other events
|
Apr 23, 2020 | Apr 23, 2020 |
| 8-K |
Current report
Results of operations, Other events
|
Apr 16, 2020 | Apr 16, 2020 |
| DEFA14A | Additional proxy material | Mar 9, 2020 | — |
| DEF 14A | Proxy statement | Mar 9, 2020 | Apr 23, 2020 |
| 10-K | Annual report | Feb 28, 2020 | Dec 31, 2019 |
| 8-K |
Current report
Other events
|
Jan 23, 2020 | Jan 23, 2020 |
| 8-K |
Current report
Results of operations
|
Jan 16, 2020 | Jan 16, 2020 |
| 8-K |
Current report
Officer or director change
|
Dec 31, 2019 | Dec 31, 2019 |
| 8-K |
Current report
Officer or director change
|
Dec 20, 2019 | Dec 20, 2019 |
| 10-Q | Quarterly report | Nov 4, 2019 | Sep 30, 2019 |
| 8-K |
Current report
Other events
|
Oct 24, 2019 | Oct 24, 2019 |
| 8-K |
Current report
Results of operations
|
Oct 17, 2019 | Oct 17, 2019 |
| S-8 POS | Filing | Sep 27, 2019 | — |
| S-8 | Employee stock plan registration | Sep 27, 2019 | — |
| 10-Q | Quarterly report | Aug 5, 2019 | Jun 30, 2019 |
| 8-K |
Current report
Other events
|
Jul 25, 2019 | Jul 25, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 18, 2019 | Jul 18, 2019 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Jun 28, 2019 | Jun 28, 2019 |
| 11-K | Employee savings plan report | Jun 27, 2019 | Dec 31, 2018 |
| 10-Q | Quarterly report | May 6, 2019 | Mar 31, 2019 |
| 8-K |
Current report
Shareholder vote results
|
Apr 29, 2019 | Apr 29, 2019 |
| 8-K |
Current report
Other events
|
Apr 25, 2019 | Apr 25, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 18, 2019 | Apr 18, 2019 |
| DEFA14A | Additional proxy material | Mar 26, 2019 | — |
| DEFA14A | Additional proxy material | Mar 11, 2019 | — |
| DEF 14A | Proxy statement | Mar 11, 2019 | Apr 25, 2019 |
| 10-K | Annual report | Feb 28, 2019 | Dec 31, 2018 |
| 8-K |
Current report
Other events
|
Jan 24, 2019 | Jan 24, 2019 |
| 8-K |
Current report
Results of operations
|
Jan 18, 2019 | Jan 17, 2019 |
| 8-K |
Current report
Officer or director change
|
Jan 3, 2019 | Jan 3, 2019 |
| 10-Q | Quarterly report | Nov 2, 2018 | Sep 30, 2018 |
| 8-K |
Current report
Other events
|
Oct 25, 2018 | Oct 25, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 18, 2018 | Oct 18, 2018 |
| 10-Q | Quarterly report | Aug 3, 2018 | Jun 30, 2018 |
| 8-K |
Current report
Other events
|
Jul 26, 2018 | Jul 26, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 19, 2018 | Jul 19, 2018 |
| 11-K | Employee savings plan report | Jun 20, 2018 | Dec 31, 2017 |
| 10-Q | Quarterly report | May 4, 2018 | Mar 31, 2018 |
| 8-K |
Current report
Shareholder vote results
|
Apr 30, 2018 | Apr 30, 2018 |
| 8-K |
Current report
Other events
|
Apr 26, 2018 | Apr 26, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 19, 2018 | Apr 19, 2018 |
| 8-K |
Current report
Bylaw or fiscal year change, Other events
|
Mar 26, 2018 | Mar 22, 2018 |
| DEFA14A | Additional proxy material | Mar 22, 2018 | — |
| 8-K |
Current report
Officer or director change
|
Mar 13, 2018 | Mar 13, 2018 |
| DEFA14A | Additional proxy material | Mar 12, 2018 | — |
| DEF 14A | Proxy statement | Mar 12, 2018 | Apr 26, 2018 |
| 10-K | Annual report | Feb 27, 2018 | Dec 31, 2017 |
| 8-K |
Current report
Other events
|
Jan 25, 2018 | Jan 25, 2018 |
| 8-K |
Current report
Results of operations
|
Jan 18, 2018 | Jan 18, 2018 |
| 8-K/A |
Amended current report
Officer or director change
|
Jan 10, 2018 | Jan 3, 2018 |
| 8-K |
Current report
Officer or director change
|
Jan 4, 2018 | Jan 3, 2018 |
| 10-Q | Quarterly report | Nov 3, 2017 | Sep 30, 2017 |
| 8-K |
Current report
Other events
|
Oct 26, 2017 | Oct 26, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 19, 2017 | Oct 19, 2017 |
| 10-Q | Quarterly report | Aug 4, 2017 | Jun 30, 2017 |
| 8-K |
Current report
Other events
|
Jul 27, 2017 | Jul 27, 2017 |
| 8-K |
Current report
Results of operations
|
Jul 20, 2017 | Jul 20, 2017 |
| 11-K | Employee savings plan report | Jun 27, 2017 | Dec 31, 2016 |
| 10-Q | Quarterly report | May 5, 2017 | Mar 31, 2017 |
| 8-K |
Current report
Shareholder vote results
|
May 1, 2017 | May 1, 2017 |
| 8-K |
Current report
Other events
|
Apr 27, 2017 | Apr 27, 2017 |
| 8-K |
Current report
Results of operations
|
Apr 20, 2017 | Apr 20, 2017 |
| DEFA14A | Additional proxy material | Mar 13, 2017 | — |
| DEF 14A | Proxy statement | Mar 13, 2017 | Apr 27, 2017 |
| 10-K | Annual report | Feb 28, 2017 | Dec 31, 2016 |
| 8-K |
Current report
Other events
|
Jan 26, 2017 | Jan 26, 2017 |
| 8-K |
Current report
Results of operations
|
Jan 19, 2017 | Jan 19, 2017 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Dec 19, 2016 | Dec 16, 2016 |
| 10-Q | Quarterly report | Nov 2, 2016 | Sep 30, 2016 |
Showing 200 filings, the most recent 200. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- National Commercial Banks (SIC 6021)
- Listed as
- WABC (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- CA
- Headquarters
- San Rafael, CA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 311094
Other National Commercial Banks companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.