STILLWATER MINING COMPANY

Stillwater Mining Company reported an external system breach (hacking) occurring on June 11, 2024, discovered on July 8, 2024. The incident impacted employee data including names, government IDs, SSNs, financial account numbers, and health plan numbers. 7,258 individuals were affected, including 2 Maine residents. The company engaged forensic experts, notified law enforcement, and offered 24 months of credit monitoring.

Stillwater Mining Company reported a data breach to the Massachusetts Office of Consumer Affairs and Business Regulation. The breach was reported on 2024-09-13. 4 Massachusetts residents were affected.

Sibanye-Stillwater (via Stillwater Mining Company) notified Montana employees of a cyber-attack discovered July 8, 2024, affecting ICT systems. Unauthorized activity was identified on U.S. systems as of mid-June 2024. Impacted data included names, contact details, government IDs, SSNs, tax IDs, DOBs, bank account numbers, and health plan numbers. The incident is contained; forensic investigators and law enforcement were engaged. Affected individuals received 24 months of Experian identity monitoring.

Stillwater Mining Company reported a data breach to the Indiana Attorney General. The breach occurred on 2024-06-11 and was reported on 2024-09-07. 6 Indiana residents were affected. 7,258 individuals affected in total.