Ongoing 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: Spark New Zealand Limited (Spark NZ) Date this disclosure made: 20 December 2024 Date of last disclosure: 25 September 2024 Director or senior manager giving disclosure Full name(s): Stefan Knight Name of listed issuer: Spark NZ Name of related body corporate (if applicable): Spark Finance Limited Position held in listed issuer: Finance Director Spark NZ; Director - Spark Finance Limited Summary of acquisition or disposal of relevant interest (excluding specified derivatives) Class of affected quoted financial products: Ordinary shares in Spark NZ Nature of the affected relevant interest(s): Lapse of options to acquire ordinary shares pursuant to the Spark New Zealand LTI Scheme For that relevant interest- Number held in class before acquisition or disposal: 148,037 options Number held in class after acquisition or disposal: 0 options Current registered holder(s): N/A Registered holder(s) once transfers are registered: Stefan Knight Summary of acquisition or disposal of specified derivatives relevant interest (if applicable) Type of affected derivative: N/A Class of underlying financial products: N/A Details of affected derivative- The notional value of the derivative (if any) or the notional amount of underlying financial products (if any): N/A A statement as to whether the derivative is cash settled or physically settled: N/A Maturity date of the derivative (if any): N/A Expiry date of the derivative(if any): N/A The price specified in the terms of the derivative (if any): N/A 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: N/A For that derivative,- Parties to the derivative: N/A If the director or senior manager is not a party to the derivative, the nature of the relevant interest in the derivative: N/A Details of transactions giving rise to acquisition or disposal Total number of transactions to which notice relates: One Details of transactions requiring disclosure- Date of transaction: 20 December 2024 Nature of transaction: Lapse of options to acquire ordinary shares pursuant to the Spark New Zealand LTI Scheme Name of any other party or parties to the transaction (if known): N/A 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: Services as an employee of Spark New Zealand Number of financial products to which the transaction related: 148,037 options 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: N/A Date of the prior written clearance (if any): N/A Summary of other relevant interests after acquisition or disposal: Class of quoted financial products: Ordinary shares Nature of relevant interest: Legal ownership of ordinary shares For that relevant interest,- Number held in class: 34,258 ordinary shares Current registered holder(s): Stefan Knight For a derivative relevant interest,- Type of derivative: N/A Details of derivative,- The notional value of the derivative (if any) or the notional amount of underlying financial products (if any): N/A A statement as to whether the derivative is cash settled or physically settled: N/A Maturity date of the derivative (if any): N/A Expiry date of the derivative (if any): N/A The price's specified terms (if any): N/A 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: N/A For that derivative relevant interest,- Parties to the derivative: N/A If the director or senior manager is not a party to the derivative, the nature of the relevant interest in the derivative: N/A 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: 20 December 2024 Name and title of authorised person: Paige Howard-Smith, Company Secretary