{"url_path":"/sec/wabc/8-k/2026-04-27/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-04-27","source_url":"https://www.sec.gov/Archives/edgar/data/311094/0001171843-26-002737-index.html","accession_number":"0001171843-26-002737","cik":"0000311094","ticker":"WABC","issuer_name":"WESTAMERICA BANCORPORATION","edgar_url":"https://www.sec.gov/Archives/edgar/data/311094/0001171843-26-002737-index.html","primary_entity_key":"0000311094","primary_entity_name":"WESTAMERICA BANCORPORATION"},"word_count":274,"has_tables":true,"body_markdown":"false\n0000311094\n\n0000311094\n\n2026-04-24\n2026-04-24\n\niso4217:USD\n\nxbrli:shares\n\niso4217:USD\n\nxbrli:shares\n\n**UNITED STATES**\n\n**SECURITIES AND EXCHANGE COMMISSION**\n\n**Washington, D.C. 20549**\n\n \n\n \n\n**FORM 8-K**\n\n \n\n \n\n**CURRENT REPORT**\n\n** **\n\n**PURSUANT TO SECTION 13 OR 15(d)**\n\n**OF THE SECURITIES EXCHANGE ACT OF 1934**\n\n \n\n**Date of Report (Date of earliest event reported): April\n24, 2026**\n\n \n\n \n\n**Westamerica Bancorporation**\n\n**(Exact name of registrant as specified in its charter)**\n\n \n\n \n\n \n\n**California**\n \n**001-09383**\n \n**94-2156203**\n\n**(State or other jurisdiction**\n\n**of incorporation)**\n\n \n\n**(Commission**\n\n**File No.)**\n\n \n\n**(IRS Employer**\n\n**Identification Number)**\n\n \n \n\n**1108 Fifth Avenue**\n\n**San Rafael, California**\n\n \n**94901**\n\n**(Address of principal executive offices)**\n \n**(Zip Code)**\n\n \n\n**Registrant’s telephone number, including area code: (707)\n863-6000**\n\n \n\n \n\nCheck the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy\nthe filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):\n\n \n\n☐\nWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)\n\n \n\n☐\nSoliciting material pursuant to rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)\n\n \n\n☐\nPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))\n\n \n\n☐\nPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))\n\n \n\nIndicate by check mark whether the registrant is an emerging growth company as defined in Rule\n405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).\nEmerging growth company ☐\n\n \n\nIf an emerging growth company, indicate by check mark if the registrant has elected not to use\nthe extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a)\nof the Exchange Act. ☐\n\n \n\n \n\n** **\n\n \n\n \n\n**Section 5 – Corporate Governance and Management**"}