AUSTAL LIMITED — Director's Dealing 2025

Mar 17, 2025

Appendix 3Y Change of Director’s Interest Notice

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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 AUSTAL LIMITED ABN 73 009 250 266

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	JOHN ROTHWELL
Date of last notice	22 October 2024

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	Indirect
Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest.	Relevant interest (director) in Austro Pty. Ltd.
Date of change	14 March 2025
No. of securities held prior to change	31,761,692
Class	Ordinary shares
Number acquired	n/a
Number disposed	13,160,000
Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation	$50,008,000
No. of securities held after change	18,601,692 (which shares are subject to restrictions on disposal for a period of 6 months from 17 March 2025)

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

Nature of change Block trade by way of special Example: on-market trade, off-market trade, exercise of options, issue crossings in connection with Austro Pty of securities under dividend reinvestment plan, participation in buyback Ltd’s non-underwritten sell down. For further details, see Austal Limited’s ASX announcement dated 13 March 2025.

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 Nature of interest Name of registered holder (if issued securities) Date of change No. and class of securities to which interest related prior to change Note: Details are only required for a contract in relation to which the interest has changed Interest acquired Interest disposed Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation Interest after change

Part 3 –[+] Closed period

Were the interests in the securities or contracts detailed Yes (by virtue of the sale being above traded during a[+] closed period where prior written undertaken within 24 hours of clearance was required? an announcement being made by Austal (being those announcements relating to the placement by Austal and the sell down by Austro)). If so, was prior written clearance provided to allow the Yes. trade to proceed during this period? If prior written clearance was provided, on what date was 7 March 2025 this provided?

Austal Limited

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

ABN 73 009 250 266 Adrian Strang Company Secretary

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 3