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Case File: Thompson & Horton LLP Data Breach

This file collects the dated facts on record for the Thompson & Horton LLP incident. The state report is dated October 30, 2025. The incident itself is dated April 13, 2024.

Timeline

565 days separate the incident date from the date it was reported.

  1. April 13, 2024Incident dateWhen the filing says the breach took place.
  2. October 30, 2025Report filed in TexasDate the notice was lodged with the Texas Attorney General.

Case facts

Filing state
Texas
Date reported
October 30, 2025
Incident date
April 13, 2024
Receiving office
Texas Attorney General

Case notes

Thompson & Horton LLP, a firm operating out of Texas, has formally reported a data breach involving personal information. The incident, which exposed individual data, reportedly occurred on April 13, 2024, and was officially disclosed to regulators through a public filing dated October 30, 2025.

According to the public record, the firm is currently engaged in an investigation to determine the full scope and impact of this event. The filing confirms that while the breach took place in April 2024, the formal notification and reporting process extended into late 2025.

The specific categories of personal information involved in this breach have not been detailed in the public filing. Similarly, the number of individuals whose data may have been affected has not been specified. Thompson & Horton LLP has indicated that the investigation into these aspects is ongoing.

Individuals who receive direct notifications from Thompson & Horton LLP are advised to carefully review the information provided. It is generally recommended to remain vigilant for any unusual activity on financial accounts and to be wary of unsolicited communications, such as emails or phone calls, that request personal details. Such communications could be attempts to exploit exposed information.

Questions about this case file

Where does the Thompson & Horton LLP case file come from?
Every entry is taken from the breach report Thompson & Horton LLP lodged with the Texas 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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Filing source: Texas Attorney General