Neurizon Therapeutics Limited ABN 35 094 006 023 www.neurizon.com Change of Registered Office and Principal Place of Business Address 2 June 2025 – Melbourne, Australia: Neurizon® Therapeutics Limited (ASX: NUZ & NUZOA) (“Neurizon” or “the Company”), a clinical-stage biotech company advancing treatments for neurodegenerative diseases, wishes to advise that its registered office and principal place of business address will change with immediate effect to: Suite 2, Level 11 385 Bourke Street Melbourne VIC 3000 The Company’s telephone number will remain unchanged. All other details remain unchanged. -ENDSThis announcement has been authorized for release by the Board of Neurizon Therapeutics Limited. For further information, please contact: Dr. Michael Thurn Managing Director and Chief Executive Officer Neurizon Therapeutics Limited enquiries@neurizon.com +61 (3) 9692 7222 Lidija Damjanovic Head of Marketing and Corporate Affairs Neurizon Therapeutics Limited lidija@neurizon.com +61 (0) 425 700 504 About Neurizon Therapeutics Limited Neurizon Therapeutics Limited (ASX: NUZ) is a clinical-stage biotechnology company dedicated to advancing treatments for neurodegenerative diseases. Neurizon is developing its lead drug candidate, NUZ-001, for the treatment of ALS, which is the most common form of motor neurone disease. Neurizon’s strategy is to accelerate access to effective ALS treatments for patients while exploring NUZ-001’s potential for broader neurodegenerative applications. Through international collaborations and rigorous clinical programs, Neurizon is dedicated to creating new horizons for patients and families impacted by complex neural disorders. Neurizon Investor Hub We encourage you to utilise our Investor Hub for any enquiries regarding this announcement or other aspects concerning Neurizon. This platform offers an opportunity to submit questions, share comments, and view video summaries of key announcements. To access Neurizon Investor Hub please scan the QR code or visit https://investorhub.neurizon.com Neurizon® is a registered trademark of Neurizon Therapeutics Limited Suite 2, Level 11, 385 Bourke Street, Melbourne VIC 3000 Tel: +61 3 9692 7222