1108 FIFTH AVE, SAN RAFAEL, CA
Declares Quarterly Cash Dividend
Reports Second Quarter 2026 Financial Results
Increases Stock Repurchase Plan Authorization
Increases Quarterly Cash Dividend
Reports First Quarter 2026 Financial Results
Carter Welch Appointed to Westamerica Bancorporation Board of Directors
Reports Fourth Quarter 2025 Financial Results
Q2
Q1
FY 2024
Q3
FY 2023
Registration Statement for Securities to be Offered to Employees
S-3ASR
Notice of Suspension of Duty to File Reports
Registration of Securities
Prospectus filed pursuant to Rule 424(b)(5)
Definitive Proxy Statement
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Amended Schedule 13G - Ownership Report
Schedule 13G - Ownership Report
Statement of Changes in Beneficial Ownership
Notice of Proposed Sale of Securities
Submission Upload
Correspondence
Definitive Revised Proxy Statement
S-8 POS