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: Pentanet Limited ABN: 29 617 506 279 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 Stephen Cornish Date of last notice 7 May 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 Indirect Nature of indirect interest (including registered holder) Note: Provide details of the circumstances giving rise to the relevant interest. Stephen Thomas Cornish ATF Stemma Investment Trust. Mr Cornish is the trustee and a beneficiary of the Stemma Investment Trust. Date of change 30 June 2026 No. of securities held prior to change 30,000 fully paid ordinary shares held by Stephen Thomas Cornish. 42,594,096 fully paid ordinary shares, 1,373,418 Unlisted Options exercisable at $0.093 and expiring 30 June 2026, and 2,544,727 Unlisted Options exercisable at $0.124 and expiring 30 June 2027 held by Stephen Thomas Cornish ATF Stemma Investment Trust. Mr Cornish is the trustee and a beneficiary of the Stemma Investment Trust. 7,253,137 fully paid ordinary shares held by Peter John Cornish ATF Cornish Family Trust. Mr Stephen Cornish is a beneficiary of the Cornish Family Trust. 605,000 fully paid ordinary shares held by Gemma White. Mr Cornish has the ability to influence trades over these securities. Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Class Unlisted Options Number acquired n/a Number disposed 1,373,418 Unlisted Options exercisable at $0.093 and expiring 30 June 2026 Value/Consideration Note: If consideration is non-cash, provide details and estimated valuation n/a No. of securities held after change 30,000 fully paid ordinary shares held by Stephen Thomas Cornish. 42,594,096 fully paid ordinary shares and 2,544,727 Unlisted Options exercisable at $0.124 and expiring 30 June 2027 held by Stephen Thomas Cornish ATF Stemma Investment Trust. Mr Cornish is the trustee and a beneficiary of the Stemma Investment Trust. 7,253,137 fully paid ordinary shares held by Peter John Cornish ATF Cornish Family Trust. Mr Stephen Cornish is a beneficiary of the Cornish Family Trust. 605,000 fully paid ordinary shares held by Gemma White. Mr Cornish has the ability to influence trades over these securities. Nature of change Example: on-market trade, off-market trade, exercise of options, issue of securities under dividend reinvestment plan, participation in buy- back Expiry of unexercised Unlisted Options. 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 Not applicable Nature of interest Not applicable Name of registered holder (if issued securities) Not applicable Date of change Not applicable 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 Not applicable Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 3 Interest acquired Not applicable Interest disposed Not applicable Value/Consideration Note: If consideration is non-cash, provide details and an estimated valuation Not applicable Interest after change Not applicable 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? No If so, was prior written clearance provided to allow the trade to proceed during this period? Not applicable If prior written clearance was provided, on what date was this provided? Not applicable