Announcement PDF Appendix 3H - Notification of cessation of securities Appendix 3H - Notification of cessation of securities 1 / 4 Announcement Summary Entity name COGSTATE LTD Announcement Type New announcement Date of this announcement Wednesday June 03, 2026 Details of +securities that have ceased ASX +security code Security description Number of +securities that have ceased The +securities have ceased due to Date of cessation CGS ORDINARY FULLY PAID 1,109,662 Cancellation pursuant to an on-market buy-back 03/06/2026 Refer to next page for full details of the announcement Appendix 3H - Notification of cessation of securities Appendix 3H - Notification of cessation of securities 2 / 4 Part 1 - Announcement Details 1.1 Name of +Entity COGSTATE LTD We (the entity named above) provide the following information about our issued capital. 1.2 Registered Number Type ABN Registration Number 80090975723 1.3 ASX issuer code CGS 1.4 The announcement is 1.5 Date of this announcement 3/6/2026 New announcement Appendix 3H - Notification of cessation of securities Appendix 3H - Notification of cessation of securities 3 / 4 Part 2 - Details of +equity securities or +debt securities that have ceased ASX +Security Code and Description CGS : ORDINARY FULLY PAID Quoted +equity securities or +debt securities that have ceased Number of securities that have ceased 1,109,662 Reason for cessation Cancellation pursuant to an on-market buy-back Date of cessation 3/6/2026 Is the entity paying any consideration for the cessation? Any other information the entity wishes to notify to ASX about the cessation? Buy-back for trades up to close on 29 May 2026 under T+2 CHESS system (reported to ASX on 1 June 2026 for trade on 29 May 2026). No Appendix 3H - Notification of cessation of securities Appendix 3H - Notification of cessation of securities 4 / 4 Part 3 - Issued capital following changes Following the cessation of the +securities the subject of this notification, the issued capital of the entity will comprise: The figures in parts 3.1 and 3.2 below are automatically generated and may not reflect the entity's current issued capital if other Appendix 2A, Appendix 3G or Appendix 3H forms are currently with ASX for processing. 3.1 Quoted +equity securities and +debt securities (total number of each +class of +securities quoted on ASX) ASX +security code and description Total number of +securities on issue CGS : ORDINARY FULLY PAID 169,884,352 3.2 Unquoted +equity securities (total number of each +class of +equity securities issued but not quoted on ASX) ASX +security code and description Total number of +securities on issue CGSAA : OPTION EXPIRING 16-NOV-2028 EX $1.45 137,399 CGSAAD : OPTION EXPIRING 28-AUG-2026 EX $0.993 50,000 CGSAAE : OPTION EXPIRING 31-AUG-2026 EX $2.51 1,083,334 CGSAAI : PERFORMANCE RIGHTS 7,482,680 CGSAAB : OPTION EXPIRING 28-AUG-2026 EX $1.00 700,000 CGSAAF : OPTION EXPIRING 31-AUG-2026 EX $1.00 133,334 CGSAAG : OPTION EXPIRING 27-OCT-2026 EX $2.379 500,000 Note: the figures stated in the tables above are used to calculate the total market capitalisation of the entity published by ASX from time to time. The table will not include those classes of +securities that have ceased or lapsed in their entirety in ASX records before the announcement date described in Q1.5, even if the entity has advised ASX of a change to that class of +security in Part 2 of this form.