Announcement PDF 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 ABN Dart Mining NL 84119904880 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 Mr James Chirnside Date of last notice 17/10/24 Date of this notice 05/06/25 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 & Indirect Nature of indirect interest (including registered holder) Beneficial Interest Note: Provide details of the circumstances giving rise to the relevant interest. Date of change 29/05/25 No. of securities held prior to change Indirect - Billilla Superannuation Fund 1,851,930 Fully paid ordinary shares 12,404,680 Unlisted options exercisable @ 6 cents, expiring 18 December 2028 231,492 Unlisted options exercisable @ 2 cents, expiring 3 October 2025 Class Direct 966,667 Fully paid ordinary shares Unlisted options Number acquired 44,000,000 + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 Appendix 3Y Change of Director’s Interest Notice Number disposed Nil Value/Consideration $0.00 Note: If consideration is non-cash, provide details and valuation No. of securities held after change Indirect - Billilla Superannuation Fund 1,851,930 Fully paid ordinary shares 12,404,680 Unlisted options exercisable @ 6 cents, expiring 18 December 2028 231,492 Unlisted options exercisable @ 2 cents, expiring 3 October 2025 44,000,000 Unlisted options exercisable @ 1 cent, expiring 29 May 2028 Direct 966,667 Fully paid ordinary shares Nature of change Director options Example: on-market trade, off-market trade, exercise of options, issue of 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 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 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 Interest after change N/A 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 trade N/A to proceed during this period? If prior written clearance was provided, on what date was this N/A provided? + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3 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 ABN Dart Mining NL 84119904880 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 Mr Dean Turnbull Date of last notice 17/10/24 Date of this notice 05/06/25 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 and Indirect Nature of indirect interest (including registered holder) Mr Turnbull is a director and controller of the Company Note: Provide details of the circumstances giving rise to the relevant interest. Date of change 29/05/25 No. of securities held prior to change Direct 500 Fully Paid Ordinary Shares Indirect North East Geological Contractors P/L – 437,829 Fully Paid Ordinary Shares North East Geological Contractors P/L – 4,134,893 Unlisted options exercisable @ 6 cents, expiring 18 December 2028 North East Geological Contractors P/L – 56,942 Unlisted options exercisable @ 2 cents, expiring 3 October 2025 Class + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 Unlisted options Appendix 3Y Change of Director’s Interest Notice Number acquired 11,000,000 Number disposed Nil Value/Consideration $0.00 Note: If consideration is non-cash, provide details and valuation No. of securities held after change Direct 500 Fully Paid Ordinary Shares Indirect North East Geological Contractors P/L – 437,829 Fully Paid Ordinary Shares North East Geological Contractors P/L – 4,134,893 Unlisted options exercisable @ 6 cents, expiring 18 December 2028 North East Geological Contractors P/L – 56,942 Unlisted options exercisable @ 2 cents, expiring 3 October 2025 North East Geological Contractors P/L – 11,000,000 Unlisted options exercisable @ 1 cent, expiring 29 May 2028 Nature of change Director options Example: on-market trade, off-market trade, exercise of options, issue of 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 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 + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Appendix 3Y Change of Director’s Interest Notice 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 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 trade N/A to proceed during this period? If prior written clearance was provided, on what date was this N/A provided? + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3 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 ABN Dart Mining NL 84119904880 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 Mr Richard Udovenya Date of last notice 17/10/24 Date of this notice 05/06/25 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 relevant interest. Date of change 29/05/25 No. of securities held prior to change 306,175 Fully Paid Ordinary Shares 4,134,893 Unlisted options exercisable @ 6 cents, expiring 18 December 2028 38,272 Unlisted options exercisable @ 2 cents, expiring 3 October 2025 Class Unlisted options Number acquired 11,000,000 + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 Appendix 3Y Change of Director’s Interest Notice Number disposed Nil Value/Consideration $0.00 Note: If consideration is non-cash, provide details and valuation No. of securities held after change 306,175 Fully Paid Ordinary Shares 4,134,893 Unlisted options exercisable @ 6 cents, expiring 18 December 2028 38,272 Unlisted options exercisable @ 2 cents, expiring 3 October 2025 11,000,000 Unlisted options exercisable @ 1 cent, expiring 29 May 2028 Nature of change Director options Example: on-market trade, off-market trade, exercise of options, issue of 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 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 Note: If consideration is non-cash, provide details and an estimated valuation Interest after change N/A Part 3 – +Closed period + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Appendix 3Y Change of Director’s Interest Notice 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 trade N/A to proceed during this period? If prior written clearance was provided, on what date was this N/A provided? + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3