ASX:ARO ASX Announcement 4 August 2026 ABN 16 003 254 395 Notification of Directors’ Interests Altoro Metals Limited (ASX:ARO) (“Altoro” or “the Company”) advises changes to Director’s Interests for Messrs Wehby and Kent as disclosed in the attached Appendix 3Ys, relating to their participation in the second tranche of the placement on 16 July 2026, which was approved by shareholders at the general meeting held on 10 July 2026. The Company advises it is aware of its listing rule obligations in relation to these disclosures and specifically listing rules 3.19A and 3.19B. In this respect, the Company makes the following statements about the attached Appendix 3Ys: 1. The Appendix 3Y is being filed to advise of the issue of ordinary shares to the Directors, which were issued pursuant to the receipt of shareholder approval at the Company’s General Meeting held on 10 July 2026; 2. The Appendix 3Ys were not lodged within five business days of the change as required by listing rule 3.19A.2 due to an administrative oversight; 3. The Company has informed all Directors of the disclosure requirements set out in the listing rules 3.19, 3.19B and s205G of the Corporations Act. In addition, the Company has adopted a Securities Trading Policy which has been disclosed to the market and outlines the requirements for disclosure and approval of all securities trading; and 4. The Company is confident that the arrangements it has in place are adequate and does not believe that any additional steps are required to ensure ongoing compliance with listing rule 3.19B. This announcement has been authorised for issue by Mark Pitts, Company Secretary, Altoro Metals Limited. For further information, please contact: Altoro Metals Limited Tony Wehby Chairman info@altorometals.com Media & Investor enquiries Jane Morgan Director jm@janemorganmanagement.com.au About Altoro Metals Limited Altoro Metals Limited is an ASX-listed exploration company focused on advancing a portfolio of zinc and polymetallic projects in Spain. The Company’s flagship Novales-Udías Project in Cantabria encompasses the former-producing San José underground mine and a broader mineralised district with substantial exploration potential. Altoro is also advancing the Guajaraz Zn- Pb-Ag-Cu Project in central Spain, where a maiden diamond drilling programme is planned to test priority targets within a historically mined but underexplored polymetallic system. With a strengthened balance sheet and active exploration programmes across both projects, Altoro is focused on defining and expanding high-quality base and critical metals opportunities in established European mining jurisdictions. 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: Altoro Metals Limited ABN 16 003 254 395 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 Anthony Wehby Date of last notice 24 December 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. Mrs Rosemary A Wehby Mrs Wehby is the spouse of Anthony Wehby Date of change 16 July 2026 No. of securities held prior to change Indirect Mrs R Wehby 9,497,795 ordinary shares 4,166,667 unlisted options exercisable at $0.01 on or before 30 November 2026 Class Ordinary Shares Number acquired 25,000,000 Number disposed Nil Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation $0.004 per share 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 Indirect Mrs R Wehby 34,497,795 ordinary shares 4,166,667 unlisted options exercisable at $0.01 on or before 30 November 2026 Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back Director participation in Tranche 2 of Placement, approved by shareholders on 10 July 2026 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 above traded during a +closed period where prior written clearance was required? N/A If so, was prior written clearance provided to allow the trade to proceed during this period? N/A If prior written clearance was provided, on what date was this provided? N/A 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: Altoro Metals Limited ABN 16 003 254 395 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 Vaughan (Tom) Kent Date of last notice 6 February 2026 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) Note: Provide details of the circumstances giving rise to the relevant interest. Mr Vaughan Thales Kent <Vaughan Kent Family A/C> Mr Kent has a beneficial interest in the securities held under this account Spelt Kent Pty Ltd <Spelt Kent Super Fund A/C> Mr Kent has a beneficial interest in the securities held under this account Date of change 16 July 2026 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 prior to change Direct Options 25,650,685 Unquoted Options exercisable at $0.008 on or before 29 September 2028 Indirect Vaughan Kent Family A/C Ordinary Shares 102,500,000 Ordinary Shares Spelt Kent Super Fund A/C Ordinary Shares 53,500,000 Ordinary Shares Options 7,000,000 unquoted options exercisable at $0.01 on or before 30 November 2026 5,976,249 unquoted options exercisable at $0.015 on or before 30 November 2026 Class Ordinary Shares Number acquired 125,000,000 Number disposed Nil Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation $0.004 per share No. of securities held after change Direct Options 25,650,685 Unquoted Options exercisable at $0.008 on or before 29 September 2028 Indirect Vaughan Kent Family A/C Ordinary Shares 220,000,000 Ordinary Shares Spelt Kent Super Fund A/C Ordinary Shares 61,000,000 Ordinary Shares Options 7,000,000 unquoted options exercisable at $0.01 on or before 30 November 2026 5,976,249 unquoted options exercisable at $0.015 on or before 30 November 2026 Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back Director participation in Tranche 2 of Placement, approved by shareholders on 10 July 2026 Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3 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 above traded during a +closed period where prior written clearance was required? N/A If so, was prior written clearance provided to allow the trade to proceed during this period? N/A If prior written clearance was provided, on what date was this provided? N/A