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: Atomos Limited ABN: 25 139 730 500 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 Sir Hossein Yassaie Date of last notice 1 December 2022 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 Direct and Indirect Nature of indirect interest (including registered holder) Shares are held by HY Ventures Limited, of which Sir Hossein is the sole director and shareholder. Date of change 19 December 2023 No. of securities held prior to change Indirect: 779,766 Fully Paid Ordinary Shares held by HY Ventures Limited. Direct: 1,609,813 Fully Paid Ordinary Shares 49,358 Performance Rights Class Performance Rights and Fully Paid Ordinary Shares Number acquired 49,358 Fully Paid Ordinary Shares Number disposed 49,358 Performance Rights Value/Consideration Nil Note: Provide details of the circumstances giving rise to the relevant interest. Note: If consideration is non-cash, provide details and estimated valuation + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 Appendix 3Y Change of Director’s Interest Notice No. of securities held after change Indirect: 779,766 Fully Paid Ordinary Shares held by HY Ventures Limited. Direct: 1,659,171 Fully Paid Ordinary Shares Nature of change Issue of Shares on vesting of Performance Rights Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buyback 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 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? No If prior written clearance was provided, on what date was this provided? - - 27 December 2023 + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011