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 Atturra Limited ABN 34 654 662 638 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 Stephen Kowal 11 March 2025 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 Indirect SWK Family Pty Ltd (ACN 645 935 155) Mr Kowal is the sole Director and shareholder of SWK Family Pty Ltd and a potential beneficiary Kowal Holdings Pty Ltd (Kowal Fund A/C) Mr Kowal is the sole Director and shareholder of Kowal Holdings Pty Ltd and a potential beneficiary a. b. 17 March 2025 18 March 2025 1. Stephen Kowal (Direct) 444,444 Performance Rights 2. SWK Family Pty Ltd (Indirect) 5,072,943 Fully Paid Ordinary Shares 1,875,114 Performance Rights Class + See chapter 19 for defined terms. 01/01/2011 3. Kowal Holdings Pty Ltd (Indirect) 57,375 Fully Paid Ordinary Shares Fully Paid Ordinary Shares Appendix 3Y Page 1 Appendix 3Y Change of Director’s Interest Notice Number acquired a. 2 Fully Paid Ordinary Shares b. 22,623 Fully Paid Ordinary Shares Total: 22,625 Fully Paid Ordinary Shares Number disposed N/A Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation a. b. 2 Fully Paid Ordinary Shares at $0.80 per share 22,623 Fully Paid Ordinary Shares at $0.815 per share 1. Stephen Kowal (Direct) 444,444 Performance Rights No. of securities held after change 2. SWK Family Pty Ltd (Indirect) 5,072,943 Fully Paid Ordinary Shares 1,875,114 Performance Rights 3. Kowal Holdings Pty Ltd (Indirect) 80,000 Fully Paid Ordinary Shares Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buyback On-market trade 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 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 N/A Interest disposed N/A Value/Consideration N/A Note: If consideration is non-cash, provide details and an estimated valuation + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Appendix 3Y Change of Director’s Interest Notice Interest after change N/A 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