Announcement PDF Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 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 KALGOORLIE GOLD MINING LIMITED ABN 80 645 666 164 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 Pauline Gately Date of last notice 13 October 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 relevant interest. Date of change 5 December 2025 No. of securities held prior to change 2,441,826 - ORD 2,000,000 – Unlisted options @ $0.06 exp 24/11/26 961,538 - Unlisted options @ $0.06 exp 01/10/2027 Class Unlisted options @ $0.085 exp 05/12/2027 Number acquired Options – 2,000,000 Number disposed Nil Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation $72,839 Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 No. of securities held after change 2,441,826 - ORD 2,000,000 – Unlisted options @ $0.06 exp 24/11/26 961,538 - Unlisted options @ $0.06 exp 01/10/2027 2,000,000 - Unlisted options @ $0.085 exp 05/12/2027 Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy- back Issued pursuant to shareholder approval at the 2025 AGM Part 2 – Change of director’s interests in contracts – N/A 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. Part 3 – +Closed period Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required? NA If so, was prior written clearance provided to allow the trade to proceed during this period? NA If prior written clearance was provided, on what date was this provided? NA 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 KALGOORLIE GOLD MINING LIMITED ABN 80 645 666 164 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 Matthew Painter Date of last notice 13 October 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 1. Direct 2. Indirect Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest. Ms J Jones – related Party Date of change 5 December 2025 No. of securities held prior to change 1. 3,607,691 – ORD 2,750,000 – Unlisted options @ $0.06 exp 24/11/26 961,538 - Unlisted options @ $0.06 exp 01/10/2027 2. 132,678 – ORD Class Unlisted options @ $0.085 exp 05/12/2027 + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 Appendix 3Y Change of Director’s Interest Notice Number acquired 1. Options – 3,000,000 Number disposed Nil Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation $109,258 No. of securities held after change 1. 3,607,691 – ORD 2,750,000 – Unlisted options @ $0.06 exp 24/11/26 961,538 - Unlisted options @ $0.06 exp 01/10/2027 3,000,000 - Unlisted options @ $0.085 exp 05/12/2027 2. 132,678 – ORD Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back Issued pursuant to shareholder approval at the 2025 AGM Part 2 – Change of director’s interests in contracts – N/A 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. Part 3 – +Closed period Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required? NA If so, was prior written clearance provided to allow the trade to proceed during this period? NA If prior written clearance was provided, on what date was this provided? NA + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 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 KALGOORLIE GOLD MINING LIMITED ABN 80 645 666 164 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 Andrew Penkethman Date of last notice 6 August 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. 1. Geothermometer Pty Ltd Director & beneficiary 2. Raw Power (Aust) Pty Ltd Director & beneficiary Date of change 5 December 2025 No. of securities held prior to change 1. 550,149 – ORD 2. 50,000 – ORD 1,250,000 – Unlisted options @ $0.06 exp 24/11/26 Class 2. Unlisted options @ $0.085 exp 05/12/2027 Number acquired Options – 1,500,000 Number disposed Nil Appendix 3Y Change of Director’s Interest Notice Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation $54,629 No. of securities held after change 1. 550,149 – ORD 2. 50,000 – ORD 1,250,000 – Unlisted options @ $0.06 exp 24/11/26 1,500,000 - Unlisted options @ $0.085 exp 05/12/2027 Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back Issued pursuant to shareholder approval at the 2025 AGM Part 2 – Change of director’s interests in contracts – N/A 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. Part 3 – +Closed period Were the interests in the securities or contracts detailed above traded during a +closed period where prior written clearance was required? No If so, was prior written clearance provided to allow the trade to proceed during this period? NA If prior written clearance was provided, on what date was this provided? NA + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011