Ransomware.live listed Arnold Center as a Qilin ransomware victim on September 28, 2026, and its raw entry gave that date as the attack date. A September 29 report by ClassAction.org described the incident as a possible breach based on the ransomware listing and noted a similar claim by Breachsense. No company statement or official breach notice is established by the available sources.
The available reporting did not identify the information involved or an affected-person count. Whether Social Security numbers, medical information, or financial information were exposed remains unknown. The available sources also do not establish regulatory notices or consumer notifications.
Details may change if Arnold Center or a regulator publishes further information; notification dates and additional incident details have not been confirmed.