ASX LIMITED — Director's Dealing 2025

Sep 22, 2025

Exchange Centre

20 Bridge Street, Sydney NSW 2000 P.O. Box H227 Australia Square NSW 1215 131 279 +61 2 9338 0000 (from overseas) asx.com.au

23 September 2025

Australian Securities and Investments Commission Mr Benjamin Cohn-Urbach Senior Executive Leader, Market Infrastructure Level 5, 100 Market Street SYDNEY NSW 2000

ASX Market Announcements Office ASX Limited 20 Bridge Street SYDNEY NSW 2000

APPENDIX 3Y – CHANGE OF DIRECTOR’S INTEREST NOTICE – HEATHER SMITH

Attached is an Appendix 3Y Change of Director’s Interest Notice for Heather Smith.

Release of market announcement authorised by: Johanna O’Rourke Company Secretary

ASX Limited ABN 98 008 624 691

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Appendix 3Y Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity	ASX Limited
ABN	98 008 624 691

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Dr Heather Joy Smith
Date of last notice	21 March 2025

Part 1 - Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Direct
Nature of indirect interest(including registered holder)Note: Provide details of the circumstances giving rise to the relevantinterest.
Date of change	19 September 2025
No. of securities held prior to change	3,870 fully paid ordinary shares directly held jointlyby Dr Martin Lee Parkinson and Dr Heather JoySmith.
Class	Fully paid ordinary shares
Number acquired	70
Number disposed	Nil
Value/ConsiderationNote: If consideration is non-cash, provide details and estimatedvaluation	$4,339.30
No. of securities held after change	3,940 fully paid ordinary shares directly held jointlyby Dr Martin Lee Parkinson and Dr Heather JoySmith.

• See chapter 19 for defined terms.

Appendix 3Y Page 1

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

Nature of change Issue of securities under the dividend reinvestment Example: on-market trade, off-market trade, exercise of options, issue of plan securities under dividend reinvestment plan, participation in buy-back

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	Not applicable
Nature of interest
Name of registered holder(if issued securities)
Date of change
No. and class of securities to which interestrelated prior to changeNote: Details are only required for a contract in relation to which theinterest has changed
Interest acquired
Interest disposed
Value/ConsiderationNote: If consideration is non-cash, provide details and an estimatedvaluation
Interest after change

Part 3 –[+] Closed period

Part 3 –+Closed period
Were the interests in the securities or contractsdetailed above traded during a+closed periodwhereprior written clearance was required?	No
If so, was prior written clearance provided toallow the trade to proceed during this period?	Not applicable
If prior written clearance was provided, on whatdate was this provided?	Not applicable

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011