GENTRACK GROUP LIMITED — Director's Dealing 2025

Dec 11, 2025

Gentrack Ltd 17 Hargreaves Street, St Marys Bay Auckland 1011, PO Box 3288, Auckland 1140, New Zealand Ph: +64 9 966 6090 Email: info@gentrack.com

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12 December 2025

Ongoing Disclosure Notice – Gary Miles

Please find attached an ongoing disclosure notice for Gentrack Group Limited (NZX/ASX: GTK).

On 10 December 2025, 1,503,330 ordinary shares vested and were issued to Mr Miles as part of his remuneration under the Gentrack 2022 CEO Award and the 2023 Senior Management LTI Scheme. On the issue of these shares a tax liability was triggered, and accordingly an amount of shares (751,665) was sold on market to cover the expected tax liability.

Mr. Miles retains 2,523,330 vested shares in Gentrack and other performance rights previously disclosed.

ENDS

Contact details regarding this announcement:

Anna Ellis – Company Secretary +64 9 966 6090

About Gentrack

We are entering a new era, with utilities worldwide transforming to meet business and sustainability targets. For over 35 years Gentrack has been partnering with the world’s leading utilities, and more than 60 energy and water companies rely on us.

Gentrack, with our partners Salesforce and AWS, are leading today’s transformation with g2.0, an end-to-end product-to-profit solution. Using low code / no code, and composable technology, g2.0 allows utilities to launch new propositions in days, reduce cost-to-serve and lead in total experience. https://www.gentrack.com

Gentrack Group Ltd | ARBN 169 195 751

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Ongoing Disclosure Notice

Disclosure of Directors and Senior Managers Relevant Interests

Sections 297(2) and 298(2), Financial Markets Conduct Act 2013

ToNZX Limited; and
Name of listed issuer:		Gentrack GroupLimited(GTK)
Date this disclosure made:		12-Dec-25
Date of last disclosure:		12-Dec-25
Director or senior managergiving disclosure
Full name(s):		GaryKeith Miles
Name of listed issuer:		Gentrack GroupLimited(GTK)
Name of related body corporate (if applicable):		Not applicable
Position held in listed issuer:		Chief Executive Officer/Director
Summary of acquisition or disposal of relevant interest (excluding specified derivatives) Class of affected quoted financial products: Ordinary Shares in Gentrack Group Limited(NZX:GTK) Nature of the affected relevant interest(s): Registered holder
Class of affected quoted financial products:		Ordinary Shares in Gentrack Group Limited(NZX:GTK)
Nature of the affected relevant interest(s):		Registered holder
For that relevant interest-
Number held in class before acquisition or disposal:		3,274,995
Number held in class after acquisition or disposal:		2,523,330
Current registered holder(s):		GaryKeith Miles
Registered holder(s)once transfers are registered:		Not known(on market disposal)
Summary of acquisition or disposal of specified derivatives relevant interest (if applicable)
Type of affected derivative:		Not applicable
Class of underlyingfinancialproducts:		Not applicable
Details of affected derivative-
The notional value of the derivative (if any) or the notional amount of underlying financialproducts(if any):		Not applicable
A statement as to whether the derivative is cash settled orphysicallysettled:		Not applicable
Maturitydate of the derivative(if any):		Not applicable
Expirydate of the derivative(if any):		Not applicable
Theprice 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 derivative:		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-

Details of transactions requiring disclosure-
Date of transaction:		10-Dec-25
Nature of transaction:		1,503,330 ordinary shares were issued to Mr Miles on 10 December 2025 as part of his remuneration under the 2022 CEO Award and the Senior Management LTI Scheme. On the issue of these shares a tax liability was triggered, accordingly an amount of shares (751,655) were sold on market to cover the expected tax liability.
Name of anyotherpartyorparties to the transaction(if known):		Not known(on market disposal)
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:		$6,764,895(751,655 x NZ$9.00)
Number of financialproducts to which the transaction related:		751,655
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 duringa closedperiod:		No
Whether prior written clearance was provided to allow the acquisition or disposal to proceed duringthe closedperiod:		Not applicable
Date of the prior written clearance (if any):		Not applicable
Summary of other relevant interests after acquisition or disposal: Class ofquoted financialproducts: Nature of relevant interest: For that relevant interest,- Number held in class: Current registered holder(s): For a derivative relevant interest,- Type of derivative: Details of derivative
		Not applicable
		Not applicable
		Not applicable
		Not applicable
		Not applicable
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 underlyingfinancialproducts:		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 derivative:		Not applicable
Certification 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: Name and title of authorisedperson:
Signature of person authorised to sign on behalf of director or officer:
Date of signature:		12-Dec-25
Name and title of authorisedperson:		Anna Ellis, CompanySecretary