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Case File: Kosmos Management LLC Data Breach

This file collects the dated facts on record for the Kosmos Management LLC incident. The state report is dated December 26, 2025. The incident itself is dated January 23, 2025.

Timeline

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

  1. January 23, 2025Incident dateWhen the filing says the breach took place.
  2. December 26, 2025Report filed in IndianaDate the notice was lodged with the Indiana Attorney General.

Case facts

Filing state
Indiana
Date reported
December 26, 2025
Incident date
January 23, 2025
Receiving office
Indiana Attorney General

Case notes

Kosmos Management LLC has officially notified regulators regarding a data security incident. The Indiana-based entity submitted its report on December 26, 2025, concerning an event that initially took place on January 23, 2025.

While the filing confirms the exposure of personal information, the specific categories of data involved have not been detailed in the public record. Similarly, the method by which unauthorized access occurred was not specified in the available information.

The company's filing further indicates that the incident is currently under investigation. This ongoing status means additional details may emerge as their review progresses, but the initial report confirms the breach.

Individuals who may be affected by this incident should maintain vigilance over their personal accounts. It is advisable to monitor statements and activity for any unusual or unauthorized transactions.

Additionally, exercise caution with any unexpected communications, such as emails or phone calls requesting personal details. Valid organizations will typically not ask for sensitive information via these methods.

Questions about this case file

Where does the Kosmos Management LLC case file come from?
Every entry is taken from the breach report Kosmos Management LLC lodged with the Indiana 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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Indiana data breaches

Filing source: Indiana Attorney General