---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-22-011537"
form_type: "8-K"
ticker: "RBB"
cik: "0001499422"
company_name: "RBB Bancorp"
filed_at: "2022-05-09T23:59:59+00:00"
generated_at: "2026-06-25T22:22:19.684496+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Director Alfonso Lau resigns from RBB Bancorp board effective May 5, 2022

## Summary
- Alfonso Lau resigned as director from RBB Bancorp and Royal Business Bank, effective May 5, 2022.
- He also resigned from the Directors Loan, IT/Security, CRA, and Asset/Liability committees.
- Resignation was a private decision per his letter; no replacement has been announced.

## SEC filing metadata
- accession: 0001437749-22-011537
- form_type: 8-K
- ticker: RBB
- cik: 0001499422
- company_name: RBB Bancorp
- filed_at: 2022-05-09T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1499422/000143774922011537/0001437749-22-011537-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1499422/000143774922011537/rbb20220504_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-22-011537
- JSON: https://secwatch.observer/filing/0001437749-22-011537.json
- Plain text: https://secwatch.observer/filing/0001437749-22-011537.txt

## Key facts
- Executive change
  Alfonso Lau resigned as Director at RBB Bancorp.
  - Action: resigned
  - Role: Director
  source text: On May 5, 2022, Mr. Alfonso Lau resigned from the board of directors of RBB Bancorp and its wholly-owned subsidiary, Royal Business Bank (collectively, the “Company”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1499422/000143774922011537/0001437749-22-011537-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.