---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-325324"
form_type: "8-K/A"
ticker: "RVRF"
cik: "0001641601"
company_name: "River Financial Corp"
filed_at: "2026-07-30T15:40:01+00:00"
generated_at: "2026-07-30T15:41:19.553817+00:00"
event_type: "cyber"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "medium"
source: SEC EDGAR
---

# River Financial reports cybersecurity incident with unauthorized data access; investigation ongoing

## Summary
- Unauthorized threat actor accessed portions of River's network and removed certain data.
- River is investigating the nature and scope, including whether personally identifiable information was affected.
- River took steps to suppress affected data and obtained representations from the threat actor that data was deleted.
- Full nature, scope, and impact of the incident have not yet been determined.
- River will file an amendment within four business days after materiality assessment is available.

## SEC filing metadata
- accession: 0001193125-26-325324
- form_type: 8-K/A
- ticker: RVRF
- cik: 0001641601
- company_name: River Financial Corp
- filed_at: 2026-07-30T15:40:01+00:00
- event_type: cyber
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: medium
- sec_items: 1.05, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1641601/000119312526325324/0001193125-26-325324-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1641601/000119312526325324/ck0001641601-20260619.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-325324
- JSON: https://secwatch.observer/filing/0001193125-26-325324.json
- Plain text: https://secwatch.observer/filing/0001193125-26-325324.txt

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