Announcement PDF Appendix 3X Initial Director’s Interest Notice + See chapter 19 for defined terms. 11/3/2002 Appendix 3X Page 1 Rule 3.19A.1 Appendix 3X Initial 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 30/9/2001. Name of entity Castle Minerals Limited (Company) ABN 83 116 095 802 We (the entity) give ASX the following information under listing rule 3.19A.1 and as agent for the director for the purposes of section 205G of the Corporations Act. Name of Director Steven Zaninovich (SZ) Date of appointment 13/10/2025 Part 1 - Director’s relevant interests in securities of which the director is the registered holder 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. Number & class of securities n/a Part 2 – Director’s relevant interests in securities of which the director is not the registered holder In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust Name of holder & nature of interest Note: Provide details of the circumstances giving rise to the relevant interest. n/a Number & class of Securities Appendix 3X Initial Director’s Interest Notice + See chapter 19 for defined terms. Appendix 3X Page 2 11/3/2002 Part 3 – 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 1) Tranche 2 Placement Application 2) Directors’ fees 3) Beneficial interest in consideration payable Mineral Holdings Ltd (MHL), as vendor under the binding term sheet with the Company dated 20 August 2025 (Binding Term Sheet). Nature of interest 1) Participation in Tranche 2 of the Placement announced on 21 August 2025 2) Director Performance Rights proposed to be issued in lieu of directors fees for the financial year ending 30 June 2026. In the event shareholders do not approve the issue of the Performance Rights, the director fees will be payable in cash for the period to 30 June 2026. 3) Beneficial interest held in Mineral Holdings Limited. Name of registered holder (if issued securities) ZIVVO PTY LTD <STELLA A/C> Appendix 3X Initial Director’s Interest Notice + See chapter 19 for defined terms. 11/3/2002 Appendix 3X Page 3 No. and class of securities to which interest relates 1) 416,666 ordinary shares 2) Subject to shareholder approval and settlement of the Mineralis Limited acquisition announced on 21 August 2025 (Settlement), a right to 1,400,000 performance rights under the Company’s Employee Securities Incentive Plan. 3) Following Settlement, Mineral Holdings Ltd (MHL) will transfer to SZ or his nominee the following securities in the Company: a) 1,050,000 ordinary shares; b) 1,800,000 unlisted options exercisable at $0.12, expiring on 31 May 2028; and c) 3,000,000 performance rights. SZ is entitled to receive from MHL a further 1,050,000 ordinary shares and 1,800,000 unlisted options exercisable at $0.12 on the vesting of the conditional consideration under the Binding Term Sheet payable to MHL.