• River Financial amended its June 19, 2026 Form 8-K cybersecurity disclosure as its investigation progressed.
• An unauthorized threat actor accessed parts of the network, removed certain data, and the company is assessing whether personally identifiable information was affected.
• No fraud reports have been identified as directly tied to the incident.
• Two class action lawsuits were filed following the public disclosure; the company is evaluating the complaints.
• The incident’s full scope remains unresolved; the company has not determined whether it is reasonably likely to materially affect results.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. River Financial Corp. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001193125-26-300763), on July 10, 2026, and is solely responsible for the information contained therein.