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 Critica Limited ABN 51 119 678 385 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 Timothy Gordon Armstrong Lindley Date of last notice 22 January 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 b) Indirect Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest. a) Lindley Family Investment Pty Ltd ATF <Lindley Family Investment Trust>. An account of which the Director is a beneficiary. b) Lindley Family Super Pty Ltd <T & M Lindley S/F A/C> An account of which the Director is a beneficiary. Date of change 7 April 2026 No. of securities held prior to change a)Indirect (i) 20,263,158 Ordinary Fully Paid Shares (ii)45,000,000 unlisted zero exercise priced options, expiring on or before 3 May 2029, subject to vesting conditions. (iii) 3,652,960 unlisted Share rights expiring 30 June 2031, subject to quarterly vesting conditions. b)Indirect (i) 7,692,307 Ordinary Fully Paid Shares (ii)7,692,307 Unlisted $0.043 options expiring 22 January 2028. Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Class Ordinary Fully Paid Shares Number acquired 1,845,795 Number disposed - Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation A$42,435.75 No. of securities held after change a)Indirect (i) 20,263,158 Ordinary Fully Paid Shares (ii)45,000,000 unlisted zero exercise priced options, expiring on or before 3 May 2029, subject to vesting conditions. (iii) 3,652,960 unlisted Share rights expiring 30 June 2031, subject to quarterly vesting conditions. b)Indirect (i) 9,538,102 Ordinary Fully Paid Shares (ii)7,692,307 Unlisted $0.043 options expiring 22 January 2028. Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy-back On-market purchase. 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 N/A 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 Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3 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? If so, was prior written clearance provided to allow the trade to proceed during this period? If prior written clearance was provided, on what date was this provided?