MERCURY NZ LIMITED — Director's Dealing 2021

Jul 27, 2021

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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:		Mercury NZ Limited
Date this disclosure made:		27 July 2021
Date of last disclosure:		27 July 2020
Director or senior managergiving disclosure
Full name(s):		Philip John Gibson
Name of listed issuer:		Mercury NZ Limited
Name of related body corporate (if applicable):		Not applicable
Position held in listed issuer:		GM Hydro & Wholesale
Summary of acquisition or disposal of relevant interest (excluding specified derivatives)
Class of affectedquoted financialproducts:		Ordinary Shares (NZX: MCY)	Ordinary Shares (NZX: MCY)
		Beneficial owner pursuant to
		Mercury's Long Term Incentive Plan
		under which the shares are held on
Nature of the affected relevant interest(s):		trust by Mercury LTI Limited, subjectto certain performance targets being
		met over the period ending 30 June
		2021, upon which the shares will	Registered holder and beneficial
		vest.	owner
For that relevant interest-
Number held in class before acquisition or disposal:		22,972	58,099
Number held in class after acquisition or disposal:		0	81,071
Current registered holder(s):		Mercury LTI Limited	Philip John Gibson
Registered holder(s)once transfers are registered:		Not applicable	Not applicable

Summary of acquisition or disposal of specified derivatives relevant interest (if applicable)	Summary of acquisition or disposal of specified derivatives relevant interest (if applicable)	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-

Date of transaction:

Nature of transaction: Name of any other party or parties to the transaction (if 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: Number of financial products to which the transaction related: 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: Whether prior written clearance was provided to allow the acquisition or disposal to proceed during the closed period: Date of the prior written clearance (if any):

21 July 2021

Off-market transfer to Philip John Gibson of 22,972 shares held on trust by Mercury LTI Limited which vested upon the assessment of performance targets over the period ending 30 June 2021. Mercury LTI Limited

Nil 22,972

Not applicable Not applicable Not applicable

Summary of other relevant interests after acquisition or disposal:

Class of quoted financial products: Nature of relevant interest:

For that relevant interest,- Number held in class: Current registered holder(s): For a derivative relevant interest,- Type of derivative:

Not applicable Not applicable

Not applicable Not applicable

Not applicable

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):

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:

Not applicable Not applicable Not applicable Not applicable Not applicable Not applicable Not applicable Not applicable Not applicable

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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 authorised person:

26 July 2021 Kendal Luskie, Legal Counsel