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Investigation OpenMT AG filing · December 23, 2025

Washington Prime Group Holdings L.P. Reports 2025 Data Breach

Washington Prime Group Holdings L.P. reported a data breach impacting personal information on December 23, 2025, following an incident discovered on July 30, 2025. This notice concerns the exposure of personal data and is filed with the Montana Attorney General, with an investigation currently underway.

State
MT
Breach date
July 30, 2025
Reported
December 23, 2025

Washington Prime Group Holdings L.P. has formally reported a data breach incident to regulators in Montana. The company filed its official notification on December 23, 2025, acknowledging an event that exposed personal information.

The incident, which led to unauthorized access or compromise of data, was first identified on or about July 30, 2025. While the specific method or type of breach has not been detailed in public records, Washington Prime Group Holdings L.P. has confirmed the involvement of personal information.

Publicly available filings do not specify the exact categories of personal information that were affected, nor do they provide a precise number of individuals impacted by this incident. The investigation into the full scope and nature of the breach is noted as ongoing.

Individuals who receive a direct notification letter from Washington Prime Group Holdings L.P. are encouraged to review the document carefully. This letter should contain specific details relevant to their situation and any recommended actions.

As a general precaution following any data security event, it is advisable for affected individuals to remain vigilant. Monitoring personal accounts for unusual activity and regularly checking credit reports for unauthorized inquiries or transactions can help detect potential misuse of exposed data. Be cautious of unsolicited communications, especially those requesting personal details.

All details regarding this data breach are based on the official filings submitted to the Montana Attorney General's office, as required by state data breach notification laws.

What to do if you were affected

These general steps can help limit the risk of identity theft and fraud after any data breach.

  • Stay alert to targeted scams

    Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.

  • Keep your notification letter

    Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.

Source: MT Attorney General filing

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