---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-22-008692"
form_type: "8-K"
ticker: "RBB"
cik: "0001499422"
company_name: "RBB Bancorp"
filed_at: "2022-04-11T23:59:59+00:00"
generated_at: "2026-06-26T08:12:26.422190+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# RBB Bancorp CEO Alan Thian resigns after internal investigation finds policy violations

## Summary
- CEO Alan Thian resigned immediately after special committee investigation found policy violations including personnel decisions and adverse morale effects.
- David Morris appointed interim President and CEO; Morris also serves as EVP and CFO.
- Board stated violations had no overall adverse financial impact on the company.
- Thian had been on paid leave since February 22, 2022; investigation conducted by independent outside law firm.

## SEC filing metadata
- accession: 0001437749-22-008692
- form_type: 8-K
- ticker: RBB
- cik: 0001499422
- company_name: RBB Bancorp
- filed_at: 2022-04-11T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1499422/000143774922008692/0001437749-22-008692-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1499422/000143774922008692/rbb20220405_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-22-008692
- JSON: https://secwatch.observer/filing/0001437749-22-008692.json
- Plain text: https://secwatch.observer/filing/0001437749-22-008692.txt

## Key facts
- Executive change
  Alan Thian resigned as President and Chief Executive Officer at RBB Bancorp.
  - Action: resigned
  - Role: President and Chief Executive Officer
  source text: On April 11, 2022, the registrant issued a press release announcing the resignation of Mr. Alan Thian, president and chief executive officer of Royal Business Bank, the wholly owned subsidiary of RBB Bancorp, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1499422/000143774922008692/0001437749-22-008692-index.htm

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