SSH: NPX: SSH (AMP Capital Investors (New Zealand) Limited)

16 Apr 2010 4:27 pm

NPX 16/04/2010 SSH

REL: 1626 HRS Nuplex Industries Limited

SSH: NPX: SSH (AMP Capital Investors (New Zealand) Limited)

Disclosure of movement of 1% or more in substantial holding or change in nature of relevant interest or both Sections 23 and 24, Securities Markets Act 1988 Relevant event being disclosed: Change in the number of voting securities in which a substantial security holder has a relevant interest (section 32(2)) Date of relevant event: 15 April 2010 To: NZX And: Nuplex Industries Limited Date this disclosure made: 16 April 2010 Date last disclosure made: 24 April 2009 Substantial security holder(s) giving disclosure Name(s): AMP Capital Investors (New Zealand) Limited and AMP Capital Investors Limited Contact details: Amelia Hamilton Ph 04-494-2110 Email amelia.hamilton@ampcapital.co.nz Summary of substantial holding to which disclosure relates Class of listed voting securities: Ordinary shares in NPX Summary for: AMP Capital Investors (New Zealand) Limited and AMP Capital Investors Limited For this disclosure,-- (a) total number held in class: 14,002,506 (b) total in class: 192,232,926 (c) total percentage held in class: 7.284% For last disclosure,-- (a) total number held in class: 54,847,782 (b) total in class: 660,164,272 (c) total percentage held in class: 8.308% Details of transactions and events giving rise to relevant event Details of the transactions or other events requiring disclosure under the instructions to this form: a decrease in the shares on issue and a sale of 40,845,276 shares between 24/04/2009 and 15/04/2010 Details of relevant interests in substantial holding after relevant event Details for: AMP Capital Investors (New Zealand) Limited and AMP Capital Investors Limited Nature of relevant interest(s): Investment Manager and non-beneficial owner of securities For that relevant interest,-- (a) number held in class: 14,002,506 (b) percentage held in class: 7.284% (c) current registered holder(s) of securities: See schedule one (d) registered holder(s) of securities once transfers registered: not applicable Additional information Nature of connection between substantial security holders: AMP Capital Investors (New Zealand) Limited and AMP Capital Investors is the Investment Manager for beneficial owners of the NPX shares (See schedule one attached) Address(es) of substantial security holder(s): C/- Ground Floor, PWC Building, 113-119 The Terrace, Wellington Name of any other person believed to have given, or believed to be required to give, a disclosure under the Act in relation to the securities to which this disclosure relates: Not Applicable Declaration I, Amelia Stefanie Hamilton, declare 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._ 3* SCHEDULE ONE Beneficial Relevant Interests Non - Beneficial Relevant Interests Name of Registered Holder Number of voting securities Name of Registered Holder Number of voting securities Provision of Section 5 AMP Life Limited 1048271 NZGT Nominees Limited 8930733 AMP Capital Investors (New Zealand) Limited and AMP Capital Investors has a relevant interest in the voting securities as fund and asset manager of each of the registered holders AMP Custodian Services (NZ) Limited 208695 Cogent Nominees Pty Limited 419403 BNP Paribas Fund Services Australasia PTY Limited 49616 Guardians of New Zealand Superannuation 3345788

Total 1048271 TOTAL 12954235

4* Detail of each relevant interest Detail of each relevant interest 5* AMP Life Limited 5* AMP Custodian Services (NZ) Limited Name of registered holder Name of registered holder 6* 23/04/2009 - 15/04/2010 6* 23/04/2009 - 15/04/2010 Dates of transaction(s)Provision(s) of section 5 Dates of transaction(s)Provision(s) of section 5 7* -14398923 7* -538756 Number of voting securities Consideration (expressed in NZ$) Number of voting securities Consideration (expressed in NZ$)

5* NZGT Nominees Limited

Name of registered holder

6* 23/04/2009 - 15/04/2010

Dates of transaction(s)Provision(s) of section 5 7* -14068208 Number of voting securities Consideration (expressed in NZ$)

5* Tracker Nominees Limited

Name of registered holder

6* 23/04/2009 - 15/04/2010

Dates of transaction(s)Provision(s) of section 5 7* -554984 Number of voting securities Consideration (expressed in NZ$)

Detail of each relevant interest

5* Cogent Nominees Name of registered holder

6* 23/04/2009 - 15/04/2010

Dates of transaction(s)Provision(s) of section 5 7* -4753931

5* BNP Paribas Fund Services Australasia PTY Limited Name of registered holder

6* 23/04/2009 - 15/04/2010

Dates of transaction(s)Provision(s) of section 5 7* 49616 Number of voting securities Consideration (expressed in NZ$)

7* Guardians of New Zealand Superannuation Name of registered holder

5* 23/04/2009 - 15/04/2010

Dates of transaction(s)Provision(s) of section 5 6* -6580090 Number of voting securities Consideration (expressed in NZ$) -14398923 TOTAL 7* -26446353 TOTAL End CA:00193843 For:NPX Type:SSH Time:2010-04-16:16:27:04

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