Announcement PDF Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities Announcement Summary Entity name CASTLE MINERALS LIMITED Date of this announcement Wednesday April 16, 2025 The +securities the subject of this notification are: +Securities issued as part of a transaction or transactions previously announced to the market in an Appendix 3B that are not quoted, and are not intended to be quoted, on ASX Total number of +securities to be issued/transferred ASX +security code New class - code to be confirmed Security description Total number of +securities to be issued/transferred Issue date 36,108,317 16/04/2025 OPTIONS EXPIRING 31-MAY-2028 EX $0.12 Refer to next page for full details of the announcement Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities 1/6 Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities Part 1 - Entity and announcement details 1.1 Name of entity CASTLE MINERALS LIMITED We (the entity named above) give notice of the issue, conversion or payment up of the following unquoted +securities. 1.2 Registered number type Registration number ABN 83116095802 1.3 ASX issuer code CDT 1.4 The announcement is New announcement 1.5 Date of this announcement 16/4/2025 Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities 2/6 Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities Part 2 - Issue details 2.1 The +securities the subject of this notification are: +Securities issued as part of a transaction or transactions previously announced to the market in an Appendix 3B that are not quoted, and are not intended to be quoted, on ASX Previous Appendix 3B details: Announcement Date and Time Announcement Title Selected Appendix 3B to submit quotation request 03-Mar-2025 10:23 New - Proposed issue of securities CDT A placement or other type of issue 2.3a.2 Are there any further issues of +securities yet to take place to complete the transaction(s) referred to in the Appendix 3B? No Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities 3/6 Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities Part 3A - number and type of +securities the subject of this notification (existing class or new class) where issue has previously been notified to ASX in an Appendix 3B Placement Details ASX +security code and description new unquoted class of security Date the +securities the subject of this notification were issued 16/4/2025 Any other information the entity wishes to provide about the +securities the subject of this notification UNLISTED OPTIONS EXPIRING 31-MAY-2028 EX $0.12 Can we please issue these options under ASX:CDTAP if possible, as the options the subject of this Appendix 3G are in the same class. Please note the CDTAP option is currently set up on a deferred basis, which is why not selected from dropdown box. ASX:CDTAP was established for options proposed under the entitlement offer (refer to Appendix 3B lodged on 9 April 2025), which are still to be offered and issued. Issue details Number of +securities 36,108,317 Were the +securities issued for a cash consideration? No Please describe the consideration being provided for the +securities As set out in the prospectus dated 24/03/2025 options were issued to: a) placement participants on a 1:2 basis; and b) as part of the fee to participating brokers. Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities 4/6 Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities Part 3C - number and type of +securities the subject of this notification (new class) ASX +security code +Security description New class - code to be confirmed OPTIONS EXPIRING 31-MAY-2028 EX $0.12 +Security type ISIN code Options Date the +securities the subject of this notification were issued 16/4/2025 Will all the +securities issued in this class rank equally in all respects from their issue date? Yes Have you received confirmation from ASX that the terms of the +securities are appropriate and equitable under listing rule 6.1? Yes Please provide a URL link for a document lodged with ASX setting out the material terms of the +securities being issued. Notice of General Meeting: www.castleminerals.com/downloads/announcements/cdt_2025030702.pdf Options Details +Security currency Exercise price Expiry date AUD - Australian Dollar AUD 0.12000000 31/5/2028 Details of the existing class of +security that will be issued upon exercise or conversion of this new class of company option CDT : ORDINARY FULLY PAID Any other information the entity wishes to provide about the +securities the subject of this notification Please see previous notes under ASX clicker selection. Issue details Number of +securities 36,108,317 Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities 5/6 Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities Part 4 - +Securities on issue Following the issue, conversion or payment up of the +securities the subject of this notification, the +securities of the entity will comprise: The figures in parts 4.1 and 4.2 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. 4.1 Quoted +securities (Total number of each +class of +securities issued and quoted on ASX) ASX +security code and description Total number of +securities on issue CDT : ORDINARY FULLY PAID 64,259,570 4.2 Unquoted +securities (Total number of each +class of +securities issued but not quoted on ASX) ASX +security code and description Total number of +securities on issue CDTAP : OPTION EXPIRING 31-MAY-2028 DEFERRED 38,670,254 CDTAE : OPTION EXPIRING 22-DEC-2026 EX $0.15 12,699,985 CDTAM : OPTION EXPIRING 30-JUN-2025 EX $0.90 1,199,998 CDTAN : OPTION EXPIRING 31-OCT-2026 EX $0.54 1,299,997 CDTAO : OPTION EXPIRING 20-JUL-2026 EX $0.225 NON TFR 1,948,033 CDTAD : OPTION EXPIRING 20-JUL-2026 EX $0.225 3,481,471 New class - code to be confirmed : OPTIONS EXPIRING 31-MAY-2028 EX $0.12 36,108,317 Appendix 3G - Notification of issue, conversion or payment up of unquoted equity securities 6/6