Skip to content
Back to Blog
low severity October 29, 2025 · 1 min read

Magenta Holdco GP Data Breach Notice (Montana Attorney General)

If you received a notice from Magenta Holdco GP, here’s what the filing says was exposed, and what to do about it.

Magenta Holdco GP notified Montana residents of a data breach in a filing reported to the Montana Department of Justice on October 29, 2025. The filing puts the incident itself on August 13, 2025.

Magenta Holdco GP Data Breach Notice (Montana Attorney General)

Report details & sourcing

Severity Low contact details only, none of them permanent
Disclosed October 29, 2025
Last reviewed July 22, 2026
Affected 5
Data exposed Personal information (per the breach notification)
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
Share this Post on X Reddit Email