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Case File: FIRST MID BANK & TRUST, NA Data Breach

This file collects the dated facts on record for the FIRST MID BANK & TRUST, NA incident. The state report is dated November 11, 2025.

Timeline

  1. November 11, 2025Report filed in IllinoisDate the notice was lodged with the Illinois Attorney General.

Case facts

Filing state
Illinois
Date reported
November 11, 2025
Receiving office
Illinois Attorney General

Case notes

FIRST MID BANK & TRUST, NA has filed a data breach notification with regulatory authorities in Illinois, indicating a security incident that may have exposed personal information. The public record of this filing is dated November 11, 2025.

According to the filing, the specifics of how the breach occurred, the exact types of information involved, and the number of individuals potentially affected were not detailed. The financial institution has noted that an investigation into the matter is actively underway.

For individuals who may have been impacted, this situation means that certain personal information held by FIRST MID BANK & TRUST, NA could have been compromised. The company's ongoing investigation aims to clarify the full scope and nature of the incident.

While specific data types were not disclosed, it is generally prudent to remain vigilant. Experts often recommend closely monitoring all financial accounts for any unauthorized activity and reviewing credit reports for unusual entries. Exercise caution with any unsolicited communications, particularly those that ask for personal identifying information.

This documentation is based on public disclosures submitted to state regulators, providing a record of the reported data security event.

Questions about this case file

Where does the FIRST MID BANK & TRUST, NA case file come from?
Every entry is taken from the breach report FIRST MID BANK & TRUST, NA lodged with the Illinois Attorney General. Nothing here is estimated.
Why do the incident date and the report date differ?
Companies usually investigate before they report. The gap between the two dates shows how long that took.
What does the records-affected figure count?
It is the number the company gave the state. It can cover residents of that state only, so the national total may be higher.
Does this case file change over time?
Yes. When a company files an update or a new state publishes its copy of the report, the dates and counts here are refreshed.

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Illinois data breaches

Filing source: Illinois Attorney General