• Novocure launched an internal investigation into unauthorized access to some information systems detected in mid-August 2026.
• Independent cybersecurity forensic experts engaged to support the probe, including review of exposed data.
• Exposed data included internal patient ID numbers for more than 1,400 U.S. records, some patient data for fewer than 50 patients.
• No access to medical treatment devices identified; operations not compromised; systems remain fully functional.
• Incident not expected to be material to financial condition or results, pending additional findings.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Novocure Ltd. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001645113-26-000065), on September 01, 2026, and is solely responsible for the information contained therein.