Mercury 2026 Annual Shareholders' Meeting

Attached presentations will be given at Mercury NZ Limited’s Annual Shareholders’ Meeting starting at 1:00pm (NZST) today which will be held in person at Eden Park, World Cup Lounge, Level 4, Gate G, Samsung South Stand, 42 Reimers Avenue, Auckland, 1024, and as a virtual meeting. The virtual meeting can be accessed through the Computershare Meeting Platform https://meetnow.global/nz. To access the virtual meeting: > click 'Go' under the Mercury meeting > click ‘Join Meeting Now’ Shareholders can log in by entering their CSN/Securityholder Number and post code (or country of residence if outside of New Zealand). Attachments: > 2026 Annual Shareholders’ Meeting – Chair and Chief Executive Addresses > 2026 Annual Shareholders’ Meeting – Presentation ENDS Howard Thomas, General Counsel and Company Secretary Mercury NZ Limited For investor relations queries, please contact: Paul Ruediger Head of Business Performance & Investor Relations 027 517 3470 investor@mercury.co.nz For media inquiries, please contact: Catherine Morab External Communications Manager 09 282 1158 mercurycommunications@mercury.co.nz