{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-22-025893","form_type":"8-K","ticker":"RBB","cik":"0001499422","company_name":"RBB Bancorp","filed_at":"2022-11-04T23:59:59+00:00","discovered_at":"2026-05-14T18:03:50.871537+00:00","generated_at":"2026-06-22T06:47:13.782427+00:00","sec_items":["5.02","8.01","9.01"],"event_type":"leadership","sentiment":"negative","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"RBB Bancorp director Peter Chang resigns amid ongoing board independence investigation","bullets":["Peter Chang resigned from boards of RBB Bancorp, Royal Business Bank, and subsidiaries, effective Oct. 31, 2022.","Chang also left his roles on Loan, CRA, and Asset/Liability Committees; cites family and his own company as reasons.","Board continues investigation into director independence, which includes Chang's independence; no final determination yet.","The investigation also includes a comprehensive review of governance structures and policies, expected to conclude as soon as practicable."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-22-025893","json":"https://secwatch.observer/filing/0001437749-22-025893.json","markdown":"https://secwatch.observer/filing/0001437749-22-025893.md","text":"https://secwatch.observer/filing/0001437749-22-025893.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1499422/000143774922025893/0001437749-22-025893-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1499422/000143774922025893/rbb20221103_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-22T06:47:13.782427+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":"1207160b29","claim":"Peter Chang resigned as Director at RBB Bancorp.","evidence_excerpt":"On October 31, 2022, Mr. Peter Chang resigned from the boards of directors (the “Boards”) of RBB Bancorp and its wholly-owned subsidiary, Royal Business Bank (collectively, the “Company”).","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1499422/000143774922025893/0001437749-22-025893-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"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"}