SPH Notice – BlackRock, Inc. and related bodies corporate

1
Disclosure of beginning to have substantial holding
Section 276, Financial Markets Conduct Act 2013
To: New Zealand Stock Exchange
and
To: Gentrack Group Ltd
Date this disclosure made: 21 June 2019
Date on which substantial holding began: 19 June 2019
Substantial product holder(s) giving disclosure
Full name(s): BlackRock, Inc. and related bodies corporate
Summary of substantial holding
Class of quoted voting products: Ordinary Shares
Summary for: Product holders listed in Appendix A
For this disclosure,—
(a) total number held in class: 5,075,071 Ord
(b) total in class: 98,644,829
(c) total percentage held in class: 5.145%
Details of relevant interests
Details for: Product holders listed in Appendix A
Nature of relevant interest(s): The power to control the acquisition or disposal of the
quoted voting product and/or the exercise of a right to vote attached to the quoted voting
product, arising only from the powers of investment contained in each case under
investment management agreements appointing each entity as investment manager of
funds or separate accounts (i.e. entity currently exercising investment discretion on behalf
of the relevant funds or separate accounts). No relevant agreement document needs to be
attached under Regulation 139.
For that relevant interest,—
(a) number held in class: Refer to Appendix A
(b) percentage held in class: Refer to Appendix A
(c) current registered holder(s): Refer to Appendix A
(d) registered holder(s) once transfers are registered: Not applicable
Details of transactions and events giving rise to substantial holding
Details of the transactions or other events requiring disclosure: Refer to Appendix B

2
Additional information
Address(es) of substantial product holder(s): Refer to Appendix A
Contact details: Maria Tricarico, Tel +1-302-797-6268, Email:
maria.tricarico@blackrock.com
Nature of connection between substantial product holders: Refer to Appendix A
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, Maria Tricarico, 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.

Appendix A
ClassCCY
Number of
Securities
%
BlackRock Investment Management
(Australia) Limited
ORDNZD5,075,0715.145%subsidiary of
BlackRock Inc.
Level 26, 101 Collins Street
Melbourne VIC 3000
Australia (Victoria, Australia)
Holder of Relevant Interests
Total Held in Class
Nature of
Association
Address
GTKpage 1 of 1

Appendix B
Transaction
Date
Person whose relevant interest changed
Person's votes
affected
20-Feb-19BlackRock Investment Management (Australia)
Limited
on mkt sell4.95ORD-7,451-7,451
21-Feb-19BlackRock Investment Management (Australia)
Limited
on mkt sell4.93ORD-8,768-8,768
20-Mar-19BlackRock Investment Management (Australia)
Limited
on mkt sell4.46ORD-12,128-12,128
31-May-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.99ORD5,6965,696
31-May-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.99ORD186,024186,024
31-May-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.99ORD11,38611,386
03-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.80ORD2,5742,574
03-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.80ORD157157
03-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.80ORD7979
04-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.80ORD698698
04-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.80ORD22,82522,825
04-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.80ORD1,3971,397
05-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.88ORD1,9261,926
05-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.88ORD62,92162,921
05-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.88ORD3,8523,852
05-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.89ORD1,1211,121
05-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.89ORD36,63636,636
05-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.89ORD2,2432,243
06-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.99ORD8,4148,414
06-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.99ORD274,768274,768
06-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy4.99ORD16,81816,818
07-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.03ORD1,1211,121
07-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.03ORD36,63636,636
07-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.03ORD2,2432,243
07-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.03ORD1,6431,643
07-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.03ORD53,64253,642
07-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.03ORD3,2833,283
12-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.20ORD4,7914,791
12-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.20ORD156,462156,462
GENTRACK GROUP LTD
Nature of change /
Consideration (NZD)
Class and number of
securities affected
GTKpage 1 of 2

Transaction
Date
Person whose relevant interest changed
Person's votes
affected
Nature of change /
Consideration (NZD)
Class and number of
securities affected
12-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.20ORD9,5779,577
18-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.41ORD14,02414,024
18-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.41ORD457,945457,945
18-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.41ORD28,03128,031
19-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.43ORD8,2688,268
19-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.43ORD269,973269,973
19-Jun-19BlackRock Investment Management (Australia)
Limited
on mkt buy5.43ORD16,52416,524
GTKpage 2 of 2