Ransomware.live listed American Casting Company as a victim of the Storm ransomware group. The raw listing identifies an attack date of September 18, 2026, and describes American Casting Company as an investment casting foundry in Hollister, California serving aerospace and medical-industry customers. The incident has not been confirmed by the company or a government regulator in the sources reviewed.
The available report does not state how many individuals or records were affected, whether Social Security numbers, medical information, financial information, or other data were involved, or whether consumer notifications were issued. No official breach notification, regulator filing, or class-action lawsuit was identified in the sources reviewed.