SPH Notice - New Zealand Superannuation Fund Nominees

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Disclosure of beginning to have substantial holding
Section 276, Financial Markets Conduct Act 2013
To NZX Limited
and
To Summerset Group Holdings Limited (“SUM”)
Date this disclosure made: 2 Jun 2026
Date on which substantial holding began: 29 May 2026
Substantial product holder(s) givi ng disclosure
Full name(s): New Zealand Superannuation Fund Nominees Limited as nominee for the
New Zealand Superannuation Fund being property of His Majesty the King in right of New
Zealand and managed by the Guardians of New Zealand Superannuation ("NZSF").
Summary of s ubstantial holding
Class of quoted voting products: Ordinary Shares in SUM (ISIN: NZSUME0001S0)
Summary for NZSF
For thi s disclosure,—
(a)total number held in class: 12,322,720
(b)total in class: 244,092,099
(c)total percentage held in class: 5.048%
Details o
f relevant interests
Details for NZSF
Nature of relevant interest(s): Beneficial owner of shares and/or power to control the
acquisition/disposal of, and voting rights attached to, shares
For that relevant interest,—
(a)number held in class: 12,322,720
(b)percentage held in class: 5.048%
(c)current registered holder(s): New Zealand Central Securities Depository Limited (for
NZSF). Of
these shares, 3.258% are within NZSF’s internal equities portfolios and 1.790%
are within NZSF’s portfolio managed by Mint Asset Management Limited.
(d)registered holder(s) once transfers are registered: N/A
For
a derivative relevant interest, also—
(a)type of derivative: N/A
(b)details of derivative: N/A

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(c)parties to the derivative: N/A
(d)if the substantial product holder is not a party to the derivative, the nature of the
relevant interest in the derivative: N/A
Details of transactions and events giving rise to s ubstantial holding
Details of the transactions or other events requiring disclosure:
Between the 29th of January 2026 to 29th of May 2026, NZSF (through its internal
portfolios) bought an aggregate of 814,243 ordinary shares in SUM on market for
aggregate consideration of $6,652,572.60.
Between the 29th of January 2026 to 29th of May 2026, NZSF (through its internal
portfolios and accounts managed by Mint Asset Management Limited) sold an aggregate of
1,332,167 ordinary shares in SUM on market for aggregate consideration of
$12,573,267.08.
Between the 29th of January 2026 to 29th of May 2026, NZSF (through its internal
portfolios and accounts managed by Mint Asset Management Limited) was allotted an
aggregate of 143,848 new ordinary shares in SUM pursuant to a SUM Dividend
Reinvestment Plan for an aggregate consideration of $1,361,147.32.
NZSF notified on 25th of March 2026 that it had
ceased to have a substantial holding in
SUM as of 23rd of March 2026 (i.e. part way through the period from 29th of January 2026
to 29th of May 2026 referred to above). As at 23rd of March 2026, NZSF held a relevant
interest in 12,072,269 Ordinary Shares in SUM (being 4.976% of total shares in the class).
Additional information
Add
ress(es) of substantial product holder(s):
Chief Post Office, Level 1, 12 Queen Street, Auckland, New Zealand 1010
Contact details:
Lara Utatao
Ph: +64 9 300 6980
Email: operations@nzsuperfund.co.nz
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: N
/A
Certification
I, Lara Utatao, 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.