Ongoing Dislcosure Notice

08/10/2026 17:00 NZDT, SHINTR3

Attached are Ongoing Disclosure Notices for:

> Robert Hamilton

> Stewart Hamilton

> Craig Neustroski

> Susan Peterson

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

Communications

09 282 1158

mercurycommunications@mercury.co.nz