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 Cryosite Limited ABN 86 090 919 476 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 Date of last notice Mark Kerr 25 June 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 Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest. Date of change No. of securities held prior to change Class Number acquired Number disposed Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation + See chapter 19 for defined terms. 01/01/2011 Direct N/A 04 April 2025, 07 April 2025 Mr Mark Gregory Kerr & Mrs Linda Kerr ATF <Lindmark Inv Staff S/F A/C> 7,000,000 Shares Paradyce Pty Ltd ATF The Paradyce Trust <The Paradyce A/C> - 2,000,000 Shares Fully paid ordinary shares 231,453 Nil $185,131.36 Appendix 3Y Page 1 Appendix 3Y Change of Director’s Interest Notice No. of securities held after change Mr Mark Gregory Kerr & Mrs Linda Kerr ATF <Lindmark Inv Staff S/F A/C> 7,231,453 Shares Paradyce Pty Ltd ATF The Paradyce Trust <The Paradyce A/C> - 2,000,000 Shares Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buyback Off-market & on-market trades 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 N/A 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 Interest disposed Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation Interest after change + See chapter 19 for defined terms. Appendix 3Y Page 2 N/A N/A N/A N/A 01/01/2011 Appendix 3Y Change of Director’s Interest Notice 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 N/A trade to proceed during this period? If prior written clearance was provided, on what date was N/A this provided? + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3