Cencora, Inc.

Item 1.05 Material Cybersecurity Incidents. In the Original Report the Company disclosed that it learned, on February 21, 2024, that data from its information systems had been exfiltrated, some of which may contain personal information. Upon initial detection of the unauthorized activity, the Company immediately took containment steps and commenced an investigation with the assistance of law enforcement, cybersecurity experts and external counsel. Through that investigation, the Company learned that additional data, beyond what was initially identified, had been exfiltrated. The Company has identified and completed its review of most of the exfiltrated data (the “Data”). This review has confirmed that the Data included personally identifiable information (“PII”) and protected health information (“PHI”) of individuals, most of which is maintained by a Company subsidiary that provides patient support services. For PII and PHI discovered in the Data to date, the Company has provided required notifications to potentially affected parties and individuals as well as regulatory agencies. The Company continues to review the Data and it intends to provide any additional required notifications to affected and potentially affected parties and appropriate regulatory agencies. The Company has no evidence that any of the Data has been or will be publicly disclosed. The Company believes it has contained the incident, and the Company has undertaken remediation efforts, which are ongoing. As part of its remediation efforts, the Company is working with cybersecurity experts to reinforce its systems, strengthen its surveillance of cybersecurity threats and prevent unauthorized occurrences on or conducted through its IT systems. The incident has not had a material impact on the Company’s o