Notice of Annual Shareholders' Meeting

21/08/2025 08:30 NZST, MEETING

Mercury’s 2025 Annual Shareholders’ Meeting is being held as a hybrid meeting (in person and online) on Friday 19 September 2025.

The following materials relating to Mercury’s 2025 Annual Shareholders’ Meeting are shortly being sent to Mercury Shareholders:

> Notice of Meeting 2025

> Voting/Proxy Form 2025

> Virtual Meeting Guide 2025

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:

Shannon Goldstone

Reputation and Social Impact Lead

027 210 5337

mercurycommunications@mercury.co.nz