Public breachBreachXposedOrNot· 1 Nov 2025
UnderArmour
Domain: underarmour.com
What happened
Under Armour, an American sportswear and athletic apparel brand, was claimed as a victim by the Everest ransomware group in November 2025 in an attempted extortion alleging access to 343GB of data. Customer data from the incident was later published publicly in January 2026, exposing 73M email addresses. Many records also contained additional personal information such as names, dates of birth, genders, geographic locations and purchase information.
Breach facts
- Records exposed
- 73,065,604
- Sensitive
- No
- Industry
- Retail
- Data exposed
- Email addressesNamesGendersGeographic locationsDates of birth
This page summarises publicly reported breach metadata for awareness. For account recovery or incident response, use the official guidance from the affected service.
Breach data provided by XposedOrNot.