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Public-Company Data

Westamerica Bank: SEC Filings

Westamerica Bank (or its holding company) is an SEC registrant. Ticker WABC. CIK 311094. Filings and disclosures below link to the original documents on SEC EDGAR. View all filings on EDGAR →

Recent SEC filings

Filed Form Accession Files EDGAR
Aug 5, 2026 10-Q 0001171843-26-005234 78 Open →
Apr 27, 2026 8-K 0001171843-26-002737 14 Open →
Apr 24, 2026 8-K 0001171843-26-002706 16 Open →
Apr 23, 2026 8-K 0001171843-26-002678 16 Open →
Apr 16, 2026 8-K 0001171843-26-002511 16 Open →
Feb 27, 2026 10-K 0001171843-26-001195 133 Open →
Jan 23, 2026 8-K 0001171843-26-000400 14 Open →
Jan 22, 2026 8-K 0001171843-26-000384 16 Open →
Jan 15, 2026 8-K 0001171843-26-000283 16 Open →
Dec 18, 2025 8-K 0001171843-25-008001 16 Open →
Oct 23, 2025 8-K 0001171843-25-006626 16 Open →
Oct 16, 2025 8-K 0001171843-25-006484 16 Open →
Aug 12, 2025 8-K 0001171843-25-005325 14 Open →
Jul 24, 2025 8-K 0001171843-25-004678 16 Open →
Jul 17, 2025 8-K 0001171843-25-004529 16 Open →
Apr 28, 2025 8-K 0001171843-25-002536 15 Open →
Apr 24, 2025 8-K 0001171843-25-002475 17 Open →
Apr 17, 2025 8-K 0001171843-25-002298 17 Open →
Feb 28, 2025 10-K 0001171843-25-001156 133 Open →
Feb 27, 2025 8-K 0001171843-25-001131 17 Open →
Jan 23, 2025 8-K 0001171843-25-000392 17 Open →
Jan 23, 2025 8-K 0001171843-25-000393 15 Open →
Jan 16, 2025 8-K 0001171843-25-000282 17 Open →
Oct 24, 2024 8-K 0001171843-24-005810 17 Open →
Oct 17, 2024 8-K 0001171843-24-005682 17 Open →
Jul 25, 2024 8-K 0001171843-24-004138 17 Open →
Jul 18, 2024 8-K 0001171843-24-004008 17 Open →
Jun 28, 2024 8-K 0001171843-24-003696 15 Open →
Apr 26, 2024 8-K 0001171843-24-002292 15 Open →
Apr 25, 2024 8-K 0001171843-24-002231 17 Open →
Apr 18, 2024 8-K 0001171843-24-002083 17 Open →
Feb 28, 2024 10-K 0001171843-24-001054 129 Open →
Jan 25, 2024 8-K 0001171843-24-000410 17 Open →
Jan 18, 2024 8-K 0001171843-24-000294 17 Open →
Dec 19, 2023 8-K 0001171843-23-007608 15 Open →
Nov 1, 2023 8-K 0001171843-23-006588 15 Open →
Oct 26, 2023 8-K 0001171843-23-006456 17 Open →
Oct 19, 2023 8-K 0001171843-23-006310 17 Open →
Sep 29, 2023 Other 0000000000-23-010817 5 Open →
Sep 29, 2023 8-K 0001171843-23-005952 15 Open →

8-K material events

Date Item Disclosure EDGAR
Apr 27, 2026 5.07 Submission of Matters to a Vote of Security Holders Open →
Apr 24, 2026 8.01 Other Events Open →
Apr 24, 2026 9.01 Financial Statements and Exhibits Open →
Apr 23, 2026 8.01 Other Events Open →
Apr 23, 2026 9.01 Financial Statements and Exhibits Open →
Apr 16, 2026 2.02 Results of Operations and Financial Condition Open →
Apr 16, 2026 9.01 Financial Statements and Exhibits Open →
Jan 23, 2026 5.02 Departure/Election of Directors or Officers; Compensation Open →
Jan 22, 2026 8.01 Other Events Open →
Jan 22, 2026 9.01 Financial Statements and Exhibits Open →
Jan 15, 2026 2.02 Results of Operations and Financial Condition Open →
Jan 15, 2026 9.01 Financial Statements and Exhibits Open →
Dec 18, 2025 8.01 Other Events Open →
Dec 18, 2025 9.01 Financial Statements and Exhibits Open →
Oct 23, 2025 8.01 Other Events Open →
Oct 23, 2025 9.01 Financial Statements and Exhibits Open →
Oct 16, 2025 2.02 Results of Operations and Financial Condition Open →
Oct 16, 2025 9.01 Financial Statements and Exhibits Open →
Aug 12, 2025 5.02 Departure/Election of Directors or Officers; Compensation Open →
Jul 24, 2025 8.01 Other Events Open →
Jul 24, 2025 9.01 Financial Statements and Exhibits Open →
Jul 17, 2025 2.02 Results of Operations and Financial Condition Open →
Jul 17, 2025 9.01 Financial Statements and Exhibits Open →
Apr 28, 2025 5.07 Submission of Matters to a Vote of Security Holders Open →
Apr 24, 2025 8.01 Other Events Open →
Apr 24, 2025 9.01 Financial Statements and Exhibits Open →
Apr 17, 2025 2.02 Results of Operations and Financial Condition Open →
Apr 17, 2025 9.01 Financial Statements and Exhibits Open →
Feb 27, 2025 8.01 Other Events Open →
Feb 27, 2025 9.01 Financial Statements and Exhibits Open →

Officers & insiders

Named officers from the latest SEC Form 3/4/5 filings at the holding-company level.

Name Title / role As of
DONOHOE BRIAN J SVP/Chief Information Officer Jul 2026
Jonas Anela Marya SVP/CFO Feb 2026
Mihalik Matthew John SVP/Treasurer Jan 2026
PAYNE DAVID L Chairman, President & CEO Jan 2024
PAYNE DAVID L Chairman, President & CEO Jan 2024
PAYNE DAVID L Chairman, President & CEO Jan 2024

M&A activity

From SEC filings (Forms 8-K, 425, S-4 and others) and Federal Reserve NIC structure records.

Date Type Role Source
Jan 23, 2026 Merger-related filing Registrant SEC Form 8-K
Aug 12, 2025 Merger-related filing Registrant SEC Form 8-K
Jan 23, 2025 Merger-related filing Registrant SEC Form 8-K
Jun 28, 2024 Merger-related filing Registrant SEC Form 8-K
Dec 19, 2023 Merger-related filing Registrant SEC Form 8-K
Nov 1, 2023 Merger-related filing Registrant SEC Form 8-K
Sep 29, 2023 Merger-related filing Registrant SEC Form 8-K
Jun 2, 2023 Merger-related filing Registrant SEC Form 8-K
Apr 28, 2023 Merger-related filing Registrant SEC Form 8-K
Mar 31, 2023 Merger-related filing Registrant SEC Form 8-K
Feb 14, 2022 Merger-related filing Registrant SEC Form 8-K
Nov 1, 2021 Merger-related filing Registrant SEC Form 8-K
Aug 9, 2021 Merger-related filing Registrant SEC Form 8-K
Dec 31, 2019 Merger-related filing Registrant SEC Form 8-K
Dec 20, 2019 Merger-related filing Registrant SEC Form 8-K
Jun 28, 2019 Merger announcement Registrant SEC Form 8-K
Jan 3, 2019 Merger-related filing Registrant SEC Form 8-K
Mar 26, 2018 Merger-related filing Registrant SEC Form 8-K
Mar 13, 2018 Merger-related filing Registrant SEC Form 8-K
Jan 10, 2018 Merger-related filing Registrant SEC Form 8-K

About this data

Filings, 8-K events, officer lists and M&A activity are sourced from SEC EDGAR and, for some M&A events, Federal Reserve NIC records. SEC disclosures are filed by the publicly-traded holding company, so officer and material-event data reflect the parent registrant. For the bank's regulatory financials, see its full profile and safety analysis.