Announcement PDF Appendix 3Y Change of Director’s Interest Notice Appendix 3Y Rule 3.19A.2 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 Red Mountain Mining Ltd ABN 40 119 568 106 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 Lincoln Liu Date of last notice 30 May 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) N/A Date of change 27 June 2025 Note: Provide details of the circumstances giving rise to the relevant interest. No. of securities held prior to change Class Direct • 3,500,000 Fully Paid Ordinary Shares • 4,200,000 RMXO quoted options (expiry 10 May 2027, exercise price $0.02) • Class A: Performance Rights • Class B: Performance Rights • Class C: Performance Rights • 10,000,000 Number acquired • 20,000,000 • 20,000,000 Number disposed + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 - Appendix 3Y Change of Director’s Interest Notice Value/Consideration $0.00164 per right No. of securities held after change Direct • 3,500,000 Fully Paid Ordinary Shares Note: If consideration is non-cash, provide details and estimated valuation • 4,200,000 RMXO quoted options (expiry 10 May 2027, exercise price $0.02) • 10,000,000 Class A - Performance Rights • 20,000,000 Class B - Performance Rights • 20,000,000 Class C - Performance Rights Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back PR’s approved by shareholders at general meeting held on 20 June 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 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 N/A interest related 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 Interest after change N/A Note: If consideration is non-cash, provide details and an estimated valuation + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Appendix 3Y Change of Director’s Interest Notice Part 3 – +Closed period Were the interests in the securities or contracts detailed No above traded during a +closed period where prior written clearance was required? If so, was prior written clearance provided to allow the N/A trade to proceed during this period? If prior written clearance was provided, on what date was N/A this provided? + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3