---
schema_version: "secwatch.filing_event.v1"
accession: "0001423869-21-000038"
form_type: "8-K"
ticker: "PCB"
cik: "0001423869"
company_name: "PCB BANCORP"
filed_at: "2021-10-07T23:59:59+00:00"
generated_at: "2026-06-28T22:12:06.861844+00:00"
event_type: "cyber"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# PCB Bancorp subsidiary discloses ransomware attack exposing customer SSNs, W-2 data

## Summary
- Incident detected Aug 30, 2021; unusual activity disabled, investigation launched.
- External actor accessed files containing name, address, SSN, tax withholdings, W-2 info.
- Notifying impacted individuals and offering free Equifax Complete Premier credit monitoring.
- Law enforcement and appropriate authorities notified; investigation ongoing.

## SEC filing metadata
- accession: 0001423869-21-000038
- form_type: 8-K
- ticker: PCB
- cik: 0001423869
- company_name: PCB BANCORP
- filed_at: 2021-10-07T23:59:59+00:00
- event_type: cyber
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 7.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1423869/000142386921000038/0001423869-21-000038-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1423869/000142386921000038/pcb-20211007.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001423869-21-000038
- JSON: https://secwatch.observer/filing/0001423869-21-000038.json
- Plain text: https://secwatch.observer/filing/0001423869-21-000038.txt

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