---
schema_version: "secwatch.filing_event.v1"
accession: "0001437749-23-009748"
form_type: "8-K"
ticker: "RBB"
cik: "0001499422"
company_name: "RBB Bancorp"
filed_at: "2023-04-07T23:59:59+00:00"
generated_at: "2026-06-17T04:33:19.278493+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# RBB Bancorp receives Nasdaq deficiency notice for late 10-K; files on April 7

## Summary
- Nasdaq notice on April 3, 2023 for missing March 31, 2023 Form 10-K deadline.
- Company cites need for more time to complete SOX controls and financial review.
- Notice has no immediate effect on listing or trading of RBB common stock.
- Form 10-K for year ended Dec 31, 2022 filed on April 7, 2023.

## SEC filing metadata
- accession: 0001437749-23-009748
- form_type: 8-K
- ticker: RBB
- cik: 0001499422
- company_name: RBB Bancorp
- filed_at: 2023-04-07T23:59:59+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 3.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1499422/000143774923009748/0001437749-23-009748-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1499422/000143774923009748/rbb20230404_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001437749-23-009748
- JSON: https://secwatch.observer/filing/0001437749-23-009748.json
- Plain text: https://secwatch.observer/filing/0001437749-23-009748.txt

## Key facts
- Listing & Compliance Notices
  RBB Bancorp received a nasdaq deficiency notice notice regarding late filing (rules 5250(c)(1)).
  - Exchange: nasdaq
  - Notice: deficiency notice
  - Deficiency: late filing
  - Rules: 5250(c)(1)
  source text: April 3, 2023, RBB Bancorp (the “Company”) received a notice (the “Notice”) from The NASDAQ Stock Market (“Nasdaq”) stating that because the Company has not yet filed its Annual Report on Form 10-K for the year ended December 31, 2022 (the “Form 10-K”), the Company is no longer in compliance with Nasdaq Listing Rule 5250(c)(1). Nasdaq Listing Rule 5250(c)(1) requires listed companies to timely file all required periodic financial reports with the Securities and Exchange Commission (the “SEC”). The Company was unable to file the Form 10-K, without unreasonable effort and expense, as the Company
  evidence_url: https://www.sec.gov/Archives/edgar/data/1499422/000143774923009748/0001437749-23-009748-index.htm

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