Ongoing Disclosure Notice

+A1:C81
Ongoing Disclosure Notice
Disclosure of Directors and Senior Managers
Relevant Interests
Sections 297(2) and 298(2), Financial Markets
Conduct Act 2013
To NZX Limited; and
Name of listed issuer:
Mercury NZ Limited
Date this disclosure made:
2 October 2026
Date of last disclosure:
28 September 2026
Director or senior manager giving disclosure
Full name(s):
Craig Bernard John Neustroski
Name of listed issuer:
Mercury NZ Limited
Name of related body corporate (if applicable):
Not applicable
Position held in listed issuer:
Former Chief Strategy and Transformation Officer
Summary of acquisition or disposal of relevant interest (excluding specified derivatives)
Class of affected quoted financial products:
Ordinary Shares (NZXC: MCY)
Nature of the affected relevant interest(s):
4,566 ordinary shares held via custodian
arrangement with Sharesies Nominee Limited.
For that relevant interest-
Number held in class before acquisition or disposal:
4,566 ordinary shares held via custodian
arrangement with Sharesies Nominee Limited.
Number held in class after acquisition or disposal:
0
Current registered holder(s):
Sharesies Nominee Limited
Registered holder(s) once transfers are registered:
Not applicable
Summary of acquisition or disposal of specified derivatives relevant interest (if applicable)
Type of affected derivative:
Not applicable
Class of underlying financial products:
Not applicable
Details of affected derivative-
The notional value of the derivative (if any) or the notional
amount of underlying financial products (if any):
Not applicable
A statement as to whether the derivative is cash settled or
physically settled:
Not applicable
Maturity date of the derivative (if any):
Not applicable
Expiry date of the derivative(if any):Not applicable
The price specified in the terms of the derivative (if any):Not applicable

Any other details needed to understand how the amount of
the consideration payable under the derivative or the value
of the derivative is affected by the value of the underlying
financial products:
Not applicable
For that derivative,-
Parties to the derivative:
Not applicable
If the director or senior manager is not a party to the
derivative, the nature of the relevant interest in the
Not applicable
Details of transactions giving rise to acquisition or
disposal
Total number of transactions to which notice relates: 1
Details of transactions requiring disclosure-
Date of transaction:25 September 2026
Nature of transaction: On-market sale of ordinary shares.
Name of any other party or parties to the transaction (if known): Not known
The consideration, expressed in New Zealand dollars, paid
or received for the acquisition or disposal. If the
consideration was not in cash and cannot be readily by
converted into a cash value, describe the consideration:
$31,480.40
Number of financial products to which the transaction related: 4,566 ordinary shares
If the issuer has a financial products trading policy that
prohibits directors or senior managers from trading during
any period without written clearance (a closed period)
include the following details—
Whether relevant interests were acquired or disposed of
during a closed period:
Not applicable
Whether prior written clearance was provided to allow the
acquisition or disposal to proceed during the closed period:
Not applicable
Date of the prior written clearance (if any):
Not applicable
Summary of other relevant interests after acquisition or disposal:
Class of quoted financial products:
Not applicable
Nature of relevant interest:
Not applicable
For that relevant interest,-
Number held in class:
Not applicable
Current registered holder(s):
Not applicable
For a derivative relevant interest,-
Type of derivative:
Not applicable
Details of derivative,-
The notional value of the derivative (if any) or the notional
amount of underlying financial products (if any):
Not applicable
A statement as to whether the derivative is cash settled or
physically settled:
Not applicable

Maturity date of the derivative (if any):Not applicable
Expiry date of the derivative (if any):Not applicable
The price's specified terms (if any):Not applicable
Any other details needed to understand how the amount of
the consideration payable under the derivative or the value
of the derivative is affected by the value of the underlying
financial products:
Not applicable
For that derivative relevant interest,- Not applicable
Parties to the derivative: Not applicable
If the director or senior manager is not a party to the
derivative, the nature of the relevant interest in the
Not applicable
Date of signature:
or
Signature of person authorised to sign on behalf of director
or officer:
Date of signature:
2 October 2026
Name and title of authorised person:Rebecca Woolacott, Legal & Commercial Manager