{"schema_version":"secwatch.filing_event.v1","accession":"0001171843-24-003696","form_type":"8-K","ticker":"WABC","cik":"0000311094","company_name":"WESTAMERICA BANCORPORATION","filed_at":"2024-06-28T23:59:59+00:00","discovered_at":"2026-05-14T18:03:21.513278+00:00","generated_at":"2026-06-01T00:52:24.579364+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Westamerica appoints Anela Jonas as CFO; Thorson becomes Treasurer","bullets":["Anela Jonas named CFO effective June 27, 2024; she served as Controller for 13 years in Finance.","John \"Robert\" Thorson steps down as CFO, retains Treasurer and Treasury Division Manager roles.","Thorson previously served as CFO from 2005-2019 and again from March 2023 to June 2024.","Jonas is a California CPA (inactive) with varied experience in the company's Finance division."],"urls":{"canonical":"https://secwatch.observer/filing/0001171843-24-003696","json":"https://secwatch.observer/filing/0001171843-24-003696.json","markdown":"https://secwatch.observer/filing/0001171843-24-003696.md","text":"https://secwatch.observer/filing/0001171843-24-003696.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/311094/000117184324003696/0001171843-24-003696-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/311094/000117184324003696/f8k_062824.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-01T00:52:24.579364+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"5ef28464c1","claim":"Anela Jonas was appointed as Chief Financial Officer at WESTAMERICA BANCORPORATION.","evidence_excerpt":"Effective June 27, 2024, Westamerica Bancorporation (the “Company”) appointed Ms. Anela Jonas as Chief Financial Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/311094/000117184324003696/0001171843-24-003696-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"96ec9d87bf","claim":"John \"Robert\" Thorson changed role as Treasurer and Treasury Division Manager at WESTAMERICA BANCORPORATION.","evidence_excerpt":"Effective June 27, 2024, Mr. John “Robert” Thorson will retain his responsibilities as Treasurer and Treasury Division Manager.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/311094/000117184324003696/0001171843-24-003696-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Role","value":"Treasurer and Treasury Division Manager"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}