MIRAMAR RESOURCES LIMITED — Director's Dealing 2025

Jun 9, 2025

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	Miramar Resources Limited
ABN	34 635 359 965

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	Terry Gadenne
Date of last notice	15 April 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	Indirect
Nature of indirect interest(including registered holder)Note: Provide details of the circumstances giving rise to the relevant interest.	Terry Gadenne <The Gadenne Family A/C>Mr Gadenne is the trustee and beneficiaryof the superannuation fund
Date of change	6 June 2025
No. of securities held prior to change	2,000,000 fully paid ordinary shares1,000,000 unlisted options exercisable at $0.20 eachon or before 26 June 2025500,000 unlisted options exercisable at $0.27 eachon or before 3 November 2025900,000 listed options exercisable at $0.018 eachon or before 25 July 20272,000,000 unlisted options exercisable at $0.031 eachexpiring on or before 8 November 2027500,000 unlisted options exercisable at $0.006 eachexpiring on or before 10 April 2030
Class	Fully paid ordinary shares
Number acquired	600,000
Number disposed	Nil
Value/ConsiderationNote: If consideration is non-cash,provide details and estimated valuation	$2,400

• See chapter 19 for defined terms.

01/01/2011

Appendix 3Y Page 1

Appendix 3Y Change of Director’s Interest Notice

No. of securities held after change	2,600,000 fully paid ordinary shares
	1,000,000 unlisted options exercisable at $0.20 each
	on or before 26 June 2025
	500,000 unlisted options exercisable at $0.27 each
	on or before 3 November 2025
	900,000 listed options exercisable at $0.018 each
	on or before 25 July 2027
	2,000,000 unlisted options exercisable at $0.031 each
	expiring on or before 8 November 2027
	500,000 unlisted options exercisable at $0.006 each
	expiring on or before 10 April 2030
Nature of change	On-market trade.
Example: on-market trade, off-market trade, exercise of options, issue of securities
under dividend reinvestmentplan,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	N/A
Nature of interest	N/A
Name of registered holder (if issued securities)	N/A
Date of change	N/A
No. and class of securities to which interest related	N/A
prior to change
Note: Details are only required for a contract in relation to which the interest has
changed
Interest acquired	N/A
Interest disposed	N/A
Value/Consideration	N/A
Note: If consideration is non-cash, provide details and an estimated valuation
Interest after change	N/A

Part 3 –[+] Closed period

art 3 –+Closed period
Were the interests in the securities or contracts detailed above	No
traded during a+closed period where prior written clearance was
required?
If so, was prior written clearance provided to allow the trade to	N/A
proceed during this period?
If prior written clearance was provided, on what date was this	N/A
provided?

Date: 10 June 2025

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011