{"schema_version":"secwatch.filing_event.v1","accession":"0001171843-23-005952","form_type":"8-K","ticker":"WABC","cik":"0000311094","company_name":"WESTAMERICA BANCORPORATION","filed_at":"2023-09-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:36.226019+00:00","generated_at":"2026-06-10T07:13:53.341952+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Westamerica Bancorp appoints Alisa Belew to Board effective Oct 26, 2023","bullets":["Alisa Belew appointed as independent director of Westamerica Bancorporation, effective October 26, 2023.","Ms. Belew is a Director at Newmark, specializing in commercial property leasing/sales in Marin and Sonoma counties.","She will serve until her successor is duly nominated and elected."],"urls":{"canonical":"https://secwatch.observer/filing/0001171843-23-005952","json":"https://secwatch.observer/filing/0001171843-23-005952.json","markdown":"https://secwatch.observer/filing/0001171843-23-005952.md","text":"https://secwatch.observer/filing/0001171843-23-005952.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/311094/000117184323005952/0001171843-23-005952-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/311094/000117184323005952/f8k_092923.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-10T07:13:53.341952+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":"4371aa0cca","claim":"Alisa Belew was appointed as Director at WESTAMERICA BANCORPORATION.","evidence_excerpt":"On September 28, 2023, the Westamerica Bancorporation Board of Directors appointed Alisa Belew to serve as an independent member of the Board of Directors effective October 26, 2023 until her successor is duly nominated, qualified, and elected.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/311094/000117184323005952/0001171843-23-005952-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}