Announcement PDF Rule 3.19A.3 Appendix 3Z Final 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 becomes ASX's property and may be made public. Introduced 30/9/2001. We (the entity) give ASX the following information under listing rule 3.19.A.3 and as agent for the director for the purposes of section 205G of the Corporations Act. Appendix 3Z Final Director's Interest Notice Name of entity Alterity Therapeutics Limited ABN 37 080 699 065 Name of director Geoffrey Kempler Date of last notice 17 September 2025 Date that director ceased to be director 21 November 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 30,000 - FULLY PAID ORDINARY SHARES 60,000,000 - UNLISTED OPT EXP 30/12/2027 @ $0.01 Part 2 - Director's relevant interests in securities of which the director is not the registered holder 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. 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 Number & class of Securities Note: Provide details of the circumstances giving rise to the relevant interest. BAYWICK PROPRIETARY LIMITED <THE RETAIL DISCRETIONARY A/C> (Director) 14,165,000 - FULLY PAID ORDINARY SHARES CRYSTAL TRIANGLE PTY LTD <GPK SUPER FUND A/C> (Director) 90,000 - FULLY PAID ORDINARY SHARES SADARAJAK PTY LTD <THE SADARAJAK A/C> (Director) 756,000 - FULLY PAID ORDINARY SHARES + See chapter 19 for defined terms. 11/03/2002 Appendix 3Z Page 1 Appendix 3Z Final Director's Interest Notice NRB DEVELOPMENTS PTY LTD (Director) 2,970,000 - FULLY PAID ORDINARY SHARES Part 3 - Director's interests in contracts Detail of contract N/A Nature of interest N/A Name of registered holder (if issued securities) N/A No. and class of securities to which interest relates N/A + See chapter 19 for defined terms. Appendix 3Z Page 2 11/03/2002