On-going disclosure notice

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: Contact Energy Limited
Date this disclosure made:15 September 2026
Date of last disclosure: 30 March 2026
Director or senior manager giving disclosure
Full name(s):Jonathan Keith Macdonald
Name of listed issuer:Contact Energy Limited
Name of related body corporate (if applicable):Not Applicable
Position held in listed issuer:Independent Director
Class of affected quoted financial products:
Ordinary Shares
Nature of the affected relevant interest(s):
Registered Holder and Beneficial Owner of ordinary shares
For that relevant interest-
Number held in class before acquisition or disposal:
30,237 Ordinary Shares
Number held in class after acquisition or disposal:
40,237 Ordinary Shares
Current registered holder(s):Jonathan Keith Macdonald
Registered holder(s) once transfers are registered:
Not Applicable
Type of affected derivative:
Class of underlying financial products:
Details of affected derivative-
The notional value of the derivative (if any) or the notional amount of underlying financial
products (if any):
A statement as to whether the derivative is cash settled or physically settled:
Maturity date of the derivative (if any):
Expiry date of the derivative(if any):
Not Applicable
The price specified in the terms of the derivative (if any):
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:
For that derivative,-
Parties to the derivative:
If the director or senior manager is not a party to the derivative, the nature of the relevant
interest in the derivative:
Total number of transactions to which notice relates: 2
Date of transaction:a. 9/09/2026 and b. 11/09/2026
Nature of transaction:
a. On market purchase of 5,000 ordinary shares and b. On market purchase of 5,000
ordinary shares.
Name of any other party or parties to the transaction (if known):
Not Applicable
The consideration, expressed in New Zealand dollars, paid or recieved 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:
a. $8.63 per share and b. $8.57 per share
Number of financial products to which the transaction related:
a. 5,000 and b. 5,000
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 aquired or disposed of during a closed period:
No
Whether prior written clearance was provided to allow the aquisition 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:
Nature of relevant interest:
Summary of acquisition or disposal of relevant interest (excluding specified derivatives)
Summary of acquisition or disposal of specified derivatives relevant interest (if applicable)
Details of transactions giving rise to acquisition or disposal
Details of transactions requiring disclosure-

For that relevant interest,-
Number held in class:
Not Applicable
Current registered holder(s):
For a derivative relevant interest,-
Type of derivative:
Details of derivative,-
The notional value of the derivative (if any) or the notional amount of underlying financial
products (if any):
A statement as to whether the derivative is cash settled or physically settled:
Maturity date of the derivative (if any):
Expiry date of the derivative (if any):
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:
For that derivative relevant interest,-
Parties to the derivative:
If the director or senior manager is not a party to the derivative, the nature of the relevant
interest in the derivative:
Cerification
I certify that, to the best of my knowledge and belief, the information contained in this
disclosure is correct and that I am duly authorised to make this disclosure by all persons for
whom it is made.
Signature of director or officer:
Date of signature:
or
Signature of person authorised to sign on behalf of director or officer:
Date of signature:15 September 2026
Name and title of authorised person:
Kirsten Clayton, Company Secretary
Notes
Use this form to disclose all the aquisitions and disposals by a director or senior manager
of a listed issuer, or of a related body corporate, or in specified derivatives. The disclosure
must be made within—
(a) 20 working days after the first aquisition or disposal disclosed in this notice if the
aquisitions or disposals are of a kind referred to in section 297(2)(a) of the Financial
Markets Conduct Act 2013; or
(b) in any other case, 5 trading days after the first aquisition or disposal disclosed in this
notice.