---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-23-005350"
form_type: "8-K"
ticker: "RBB"
cik: "0001499422"
company_name: "RBB Bancorp"
filed_at: "2023-03-03T23:59:59+00:00"
generated_at: "2026-06-18T13:03:57.120885+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# RBB Bancorp appoints Alex Ko as EVP and CFO effective March 1, 2023

## Summary
- Alex Ko appointed EVP and CFO of RBB Bancorp and Royal Business Bank, effective March 1, 2023.
- Ko previously served as SVP and CFO of Hope Bancorp, a $19.2B asset bank.
- Employment agreement: three-year term, annual salary of $367,200, plus stock options and bonus.
- Severance: 12 months salary if terminated without cause; similar after change of control.
- Company had $3.9B total assets as of Dec 31, 2022; Ko to lead strategic planning and reporting.

## SEC filing metadata
- accession: 0001437749-23-005350
- form_type: 8-K
- ticker: RBB
- cik: 0001499422
- company_name: RBB Bancorp
- filed_at: 2023-03-03T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1499422/000143774923005350/0001437749-23-005350-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1499422/000143774923005350/rbb20230223_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-23-005350
- JSON: https://secwatch.observer/filing/0001437749-23-005350.json
- Plain text: https://secwatch.observer/filing/0001437749-23-005350.txt

## Key facts
- Executive change
  Alex Ko was appointed as Executive Vice President and Chief Financial Officer at RBB Bancorp.
  - Action: appointed
  - Role: Executive Vice President and Chief Financial Officer
  source text: On March 1, 2023, RBB Bancorp (the “Company”) announced the appointment of Alex Ko as Executive Vice President and Chief Financial Officer of the Company and the Company’s subsidiary, Royal Business Bank (the “Bank”) effective March 1, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1499422/000143774923005350/0001437749-23-005350-index.htm

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