GENTRACK GROUP LIMITED — Major Shareholding Notification 2023

Dec 20, 2023

Gentrack Group 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 www.gentrack.com

==> picture [132 x 27] intentionally omitted <==

==> picture [4 x 73] intentionally omitted <==

21 December 2023

Substantial Product Holder Notice

Gentrack Group Limited (NZX/ASX: GTK) has today received the attached notice.

ENDS

Contact details regarding this announcement:

Kerry Nickels – 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 todays 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

Disclosure of ceasing to have substantial holding

Sections 279, Financial Markets Conduct Act 2013

To NZX Limited

and

To Gentrack Group Limited

Date this disclosure made: 20 December 2023

Date last disclosure made: 16 January 2020

Date on which substantial holding ceased: 20 December 2023

Substantial product holder(s) giving disclosure

Full name(s): Swann Hill BV (" Swann Hill ")

Summary of substantial holding

Class of quoted voting products: Ordinary shares in Gentrack Group Limited (NZX Code: GTK) (" GTK ")

Summary for Swann Hill

For last disclosure,—

• (a) total number held in class: 9,533,201

• (b) total in class: 98,644,829

• (c) total percentage held in class: 9.664%

For current holding after ceasing to have substantial holding,—

• (a) total number held in class: 0

• (b) total in class: 103,135,024

• (c) total percentage held in class: 0%

Details of transactions and events giving rise to relevant event

Details of the transactions or other events requiring disclosure:

On or around 20 December 2023, Swann Hill undertook a block trade selling 100% of the ordinary shares it holds in GTK (" Shares ") to various funds (" Block Trade "). Under the Block Trade, the aggregate consideration paid for the Shares was NZD$66,153,683.85. Settlement of the Block Trade will occur on 22 December 2023.

Additional information

Address(es) of substantial product holder(s): Albert Hahnplantsoen 23, 1077 BM Amsterdam, the Netherlands

Contact details: M.I. van Thienen, mvanthienen@outlook.com, phone +31 (0)352031738

1

Name of any other person believed to have given, or believed to be required to give, a disclosure under the Financial Markets Conduct Act 2013 in relation to the financial products to which this disclosure relates: Not applicable.

Certification

I, M.I. van Thienen, 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.

2