Announcement PDF This appendix is available as an online form Only use this form if the online version is not available Rule 2.8, 3.10.3A to 3.10.3D + See chapter 19 for defined terms 5 February 2024 Page 1 Appendix 2A Application for quotation of securities 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. If you are an entity incorporated outside Australia and you are seeking quotation of a new class of securities that will not have CDIs issued over them, you will need to obtain and provide an International Securities Identification Number (ISIN) for that class. Further information on the requirement for the notification of an ISIN is available from the Create Online Forms page. ASX is unable to create the new ISIN for non-Australian issuers. *Denotes minimum information required for first lodgement of this form, with exceptions provided in specific notes for certain questions. The balance of the information, where applicable, must be provided as soon as reasonably practicable by the entity. Part 1 – Entity and announcement details Question no Question Answer 1.1 *Name of entity We (the entity here named) apply for +quotation of the following +securities and agree to the matters set out in Appendix 2A of the ASX Listing Rules.1 TerraNova Metals Ltd (previously Castle Minerals Limited) 1.2 *Registration type and number Please supply your ABN, ARSN, ARBN, ACN or another registration type and number (if you supply another registration type, please specify both the type of registration and the registration number). ACN: 116095802 1.3 *ASX issuer code TNM 1.4 *This announcement is Tick whichever is applicable. ☒ A new announcement ☐ An update/amendment to a previous announcement ☐ A cancellation of a previous announcement 1.4a *Reason for update Answer this question if your response to Q 1.4 is an update/amendment to previous announcement. 1.4b *Date of previous announcement to this update Answer this question if your response to Q 1.4 is an update/amendment to previous announcement. 1.4c *Reason for cancellation Answer this question if your response to Q 1.4 is “A cancellation of a previous announcement” 1 Appendix 2A of the Listing Rules includes a warranty that an offer of the securities for sale within 12 months after their issue will not require disclosure under section 707(3) or 1012C(6) of the Corporations Act. If you are in any doubt as to the application of, or the entity’s capacity to give, this warranty, please see ASIC Regulatory Guide 173 Disclosure for on-sale of securities and other financial products and consult your legal adviser. This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 2 1.4d *Date of previous announcement to this cancellation Answer this question if your response to Q 1.4 is “A cancellation of a previous announcement” 1.5 *Date of this announcement 26 October 2026 Part 2 – Type of issue Question No. Question Answer 2.1 *The +securities to be quoted are: Select whichever item is applicable. If you wish to apply for quotation of different types of issues of securities, please complete a separate Appendix 2A for each type of issue. ☒ +Securities issued as part of a transaction or transactions previously announced to the market in an Appendix 3B ☐ +Securities issued under a +dividend or distribution plan ☐ +Securities issued, transferred or re- classified as a result of options being exercised or other +convertible securities being converted ☐ Unquoted partly paid +securities that have been fully paid up and are now to become quoted fully paid +securities Note: there is no need to apply for quotation of the fully paid securities if the partly paid securities were already quoted ☐ +Restricted securities where the escrow period has expired or is about to expire ☐ +Securities previously issued under an +employee incentive scheme where the restrictions on transfer have ceased or are about to cease ☐ +Securities issued under an +employee incentive scheme that are not subject to a restriction on transfer or that are to be quoted notwithstanding there is a restriction on transfer ☐ Other [please specify] If you have selected ‘other’ please explain the circumstances of the issue here: 2.1a *Have the +securities to be quoted been issued yet? Yes 2.1a.1 *What was their date of issue? Answer this question if your response to Q2.1a is “Yes”. 26 October 2026 2.1a.2 *What is their proposed date of issue? Answer this question if your response to Q2.1a is “No”. 2.2a.1 *Date of Appendix 3B notifying the market of the proposed issue of +securities for which quotation is now being sought Answer this question if your response to Q2.1 is “Securities issued as part of a transaction or Appendix 3B (28 August 2026): 16,133,334 ordinary shares Appendix 3B (21 October 2026): 2,933,333 ordinary shares This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 3 transactions previously announced to the market in an Appendix 3B” 2.2a.2 *Are there any further issues of +securities yet to take place to complete the transaction(s) referred to in the Appendix 3B? Answer this question if your response to Q2.1 is “Securities issued as part of a transaction or transactions previously announced to the market in an Appendix 3B”. Yes 2.2a.2.1 *Please provide details of the further issues of +securities yet to take place to complete the transaction(s) referred to in the Appendix 3B Answer this question if your response to Q2.1 is “Securities issued as part of a transaction or transactions previously announced to the market in an Appendix 3B” and your response to Q2.2a.2 is “Yes”. Please provide details of the proposed dates and number of securities for the further issues. This may be the case, for example, if the Appendix 3B related to an accelerated pro rata offer with an institutional component being quoted on one date and a retail component being quoted on a later date. Appendix 3B (28 August 2026): • 12,000,000 OPTION EXPIRING 31- OCT-2028 EX $0.15 Appendix 3B (21 October 2026): • 16,700,000 PERFORMANCE RIGHTS - CLASS E • 8,500,000 OPTION EXPIRING 31- OCT-2028 EX $0.15 2.2b.1 Date of Appendix 3A.1 lodged with ASX in relation to the underlying +dividend or distribution Answer this question if your response to Q2.1 is “Securities issued under a dividend or distribution plan”. 2.2c.1 Please state the number and type of options that were exercised or other +convertible securities that were converted (including their ASX security code) Answer this question if your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”. 2.2c.2 And the date the options were exercised or other +convertible securities were converted Answer this question if your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”. Note: If this occurred over a range of dates, enter the first date and last date of the period in which the options were exercised or convertible securities were converted. 2.2c.3 Is this all of the options or other +convertible securities on issue of that type (ie have all of those options now been exercised or have all of those convertible securities now been converted)? Answer this question if your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”. Yes or No Note: If you have answered “No”, consider whether you need to lodge an Appendix 3H with ASX notifying ASX of the cessation of some or all of the remaining options or other convertible securities under Listing Rule 3.10.E. This may the case, for example, if options have lapsed because they have passed their expiry date without being exercised, or convertible debt securities have been repaid or redeemed without being converted. This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 4 2.2c.4 The right of the holder of the options or other +convertible securities to receive the +underlying securities is being satisfied by: Answer this question if your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”. ☐ An issue of new +securities ☐ A transfer of existing +securities ☐ A reclassification of the +convertible securities as securities in the same class as the +underlying securities 2.2c.5 The underlying +securities being received by the holder are: Answer this question if your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”. ☐ Already quoted by ASX ☐ Intended to be, but are not yet, quoted by ASX ☐ Are not, and are not intended to be, quoted by ASX 2.2c.6 Were the options being exercised or other +convertible securities being converted issued under an +employee incentive scheme? Answer this question if your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”. Yes or No 2.2c.7 *Are any of the options being exercised or other +convertible securities being converted held by +key management personnel (KMP) or an +associate? Answer this question if your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted” and your response to Q2.2c.6 is “Yes”. Yes or No 2.2c.7.a *Provide details of the KMP or +associates who are exercising options or converting convertible securities. Answer this question if your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”, your response to Q2.2c.6 is “Yes” and your response to Q2.2c.7 is “Yes”. Repeat the detail in the table below for each KMP involved. If the options or other convertible securities are held by the KMP, repeat the name of the KMP or insert “Same” in “Name of registered holder”. If the options or other convertible securities are held by an associate of a KMP, insert the name of the associate in “Name of registered holder”. Name of KMP [200 characters] Name of registered holder [200 characters] Number of options being exercised or other +convertible securities being converted [16 characters] 2.2d.1 Please state the number and type of unquoted partly paid +securities (including their ASX security code) that have been fully paid up and that are now to become quoted on ASX Answer this question if your response to Q2.1 is “Partly paid securities that have been fully paid up and are now to become quoted fully paid securities”. This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 5 2.2d.2 And the date the +securities were fully paid up Answer this question if your response to Q2.1 is “Partly paid securities that have been fully paid up and are now to become quoted fully paid securities”. Note: If this occurred over a range of dates, enter the date the last of the securities was fully paid up. 2.2d.3 Is this all of the partly paid +securities on issue of that type (ie have all of those partly paid securities now been fully paid up)? Answer this question if your response to Q2.1 is “Unquoted partly paid securities that have been fully paid up and are now to become quoted fully paid securities”. Yes or No Note: If you have answered “No”, consider whether you need to lodge an Appendix 3H with ASX notifying ASX of the cessation of some or all of the remaining partly paid securities under Listing Rule 3.10.E. This may the case, for example, if partly paid securities that have not had the call paid by the due date will be cancelled. If you are an NL company, consider also whether you have notification obligations in relation to any forfeiture of the partly paid securities not paid up under Listing Rule 3.12. 2.2e.1 Please state the number and type of +restricted securities (including their ASX security code) where the escrow period has expired or is about to expire Answer this question if your response to Q2.1 is “Restricted securities where the escrow period has expired or is about to expire”. 2.2e.2 And the date the escrow restrictions have ceased or will cease Answer this question if your response to Q2.1 is “Restricted securities where the escrow period has expired or is about to expire”. Note: If this occurred over a range of dates, enter the date the last of the escrow restrictions has ceased or will cease. 2.2f.1 Please state the number and type of +securities (including their ASX security code) previously issued under the +employee incentive scheme where the restrictions on transfer have ceased or are about to cease Answer this question if your response to Q2.1 is “Securities previously issued under an employee incentive scheme where the restrictions on transfer have ceased or are about to cease”. 2.2f.2 And the date the restrictions on transfer have ceased or will cease: Answer this question if your response to Q2.1 is “Securities previously issued under an employee incentive scheme where the restrictions on transfer have ceased or are about to cease”. Note: If this occurred over a range of dates, enter the date the last of the restrictions on transfer has ceased or will cease. This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 6 2.2g.1 Please state the number and type of +securities (including their ASX security code) issued under the +employee incentive scheme that are not subject to a restriction on transfer or that are to be quoted notwithstanding there is a restriction on transfer Answer this question if your response to Q2.1 is “Securities issued under an employee incentive scheme that are not subject to a restriction on transfer or that are to be quoted notwithstanding there is a restriction on transfer”. 2.2g.2 *Please attach a document or provide details of a URL link for a document lodged with ASX detailing the terms of the +employee incentive scheme or a summary of the terms. Answer this question if your response to Q2.1 is “Securities issued under an employee incentive scheme that are not subject to a restriction on transfer or that are to be quoted notwithstanding there is a restriction on transfer”. 2.2g.3 *Are any of these +securities being issued to +key management personnel (KMP) or an +associate Answer this question if your response to Q2.1 is “Securities issued under an employee incentive scheme that are not subject to a restriction on transfer or that are to be quoted notwithstanding there is a restriction on transfer”. Yes or No 2.2g.3.a *Provide details of the KMP or +associates being issued +securities. Answer this question if your response to Q2.1 is “Securities issued under an employee incentive scheme that are not subject to a restriction on transfer or that are to be quoted notwithstanding there is a restriction on transfer” and your response to Q2.2g.3 is “Yes”. Repeat the detail in the table below for each KMP involved in the issue. If the securities are being issued to the KMP, repeat the name of the KMP or insert “Same” in “Name of registered holder”. If the securities are being issued to an associate of a KMP, insert the name of the associate in “Name of registered holder”. Name of KMP [200 characters] Name of registered holder [200 characters] Number of +securities [16 characters] 2.2h.1 *Were the +securities issued for a cash consideration? Answer this question if your response to Q2.1 is “Other”. If the securities are being issued for nil cash consideration, answer this question “No”. Yes or No 2.2h.1.a *In what currency was the cash consideration paid? Answer this question if your response to Q2.1 is “Other” and your response to Q2.2h.1 is “Yes”. For example, if the consideration is being paid in Australian Dollars, state AUD. This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 7 2.2h.1.b *What was the issue price per +security Answer this question if your response to Q2.1 is “Other” and your response to Q2.2h.1 is “Yes”, and by reference to the issue currency provided in your response to Q2.2h.1.a. Note: you cannot enter a nil amount here. If the securities are being issued for nil cash consideration, answer Q2.2h.1 as “No” and complete Q2.2h.1.c. 2.2h.1.c Please describe the consideration provided for the +securities Answer this question if your response to Q2.1 is “Other” and your response to Q2.2h.1 is “No”. 2.2h.1.d Please provide an estimate (in AUD) of the value of the consideration provided per +security for the +securities to be quoted Answer this question if your response to Q2.1 is “Other” and your response to Q2.2h.1 is “No”. 2.2h.2 *The purpose(s) for which the entity is issuing the +securities is: Answer this question if your response to Q2.1 is “Other”. You may select one or more of the items in the list. ☐ To raise additional working capital ☐ To fund the retirement of debt ☐ To pay for the acquisition of an asset [provide details below] ☐ To pay for services rendered [provide details below] ☐ Other [provide details below] Additional details: 2.2h.3 *Please provide any further information needed to understand the circumstances in which you are applying to have these +securities quoted on ASX, including why the issue of the +securities has not been previously announced to the market in an Appendix 3B You must answer this question if your response to Q2.1 is “Other”. If there is no other information to provide, please answer “Not applicable” or “N/A”. 2.2i *Have these +securities been offered under a +disclosure document or +PDS? Answer this question if your response to Q2.1 is “Other”. Yes or No 2.2i.1 *Date of +disclosure document or +PDS? Answer this question if your response to Q2.1 is “Other” and your response to Q2.2i is “Yes”. Under the Corporations Act, the entity must apply for quotation of the securities within 7 days of the date of the disclosure document or PDS. This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 8 2.3 *Any on-sale of the +securities to be quoted within 12 months of their date of issue will comply with the secondary sale provisions in sections 707(3) and 1012C(6) of the Corporations Act by virtue of: Answer this question if your response to Q2.1 is “Other” and your response to Q2.2i is “No”. Note: Under Appendix 2A of the Listing Rules, when the entity applies for quotation of securities, it gives a warranty that an offer of the securities for sale within 12 months after their issue will not require disclosure under section 707(3) or 1012C(6) of the Corporations Act. If you are in any doubt as to the application of, or the entity’s capacity to give, this warranty, please see ASIC Regulatory Guide 173 Disclosure for on-sale of securities and other financial products and consult your legal adviser. ☐ The publication of a +disclosure document or +PDS for the +securities to be quoted ☐ The publication of a cleansing notice under section 708A(5), 708AA(2)(f), 1012DA(5) or 1012DAA(2)(f) ☐ The publication of a +disclosure document or +PDS involving the same class of securities as the +securities to be quoted that meets the requirements of section 708A(11) or 1012DA(11) ☐ An applicable ASIC instrument or class order ☐ Not applicable – the entity has arrangements in place with the holder that ensure the securities cannot be on- sold within 12 months in a manner that would breach section 707(3) or 1012C(6) Note: Absent relief from ASIC, a listed entity can only issue a cleansing notice where trading in the relevant securities has not been suspended for more than 5 days during the shorter of: (a) the period during which the class of securities are quoted; and (b) the period of 12 months before the date on which the relevant securities under the offer were issued. 2.4 *The +class of +securities to be quoted is: Tick whichever is applicable ☒ Additional +securities in a class that is already quoted on ASX ("existing class") ☐ New +securities in a class that is not yet quoted on ASX ("new class") This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 9 Part 3A – number and type of +securities to be quoted (existing class or new class) where issue has previously been notified to ASX in an Appendix 3B Answer the questions in this Part if your response to Q2.1 is “Securities issued as part of a transaction or transactions previously announced to the market in an Appendix 3B”. Question No. Question Answer 3A.1 *ASX security code & description TNM: ORDINARY FULLY PAID 3A.2 *Number of +securities to be quoted 19,066,667 3A.3 Any other information the entity wishes to provide about the +securities to be quoted 3A.4 *Provide a distribution schedule for the new +securities according to the categories set out in the left hand column – including the number of recipients and the total percentage of the new +securities held by the recipients in each category. Number of +securities held Number of holders Total percentage of +securities held 1 – 1,000 1,001 – 5,000 5,001 – 10,000 10,001 – 100,000 100,001 and over Answer this question only if you are an ASX Listing (ASX Foreign Exempt Listings and ASX Debt Listings do not have to answer this question), your response to Q2.4 is “new class” and the securities to be quoted have already been issued. Note: if the securities to be quoted have not yet been issued, under listing rule 3.10.5, you will need to provide to ASX a list of the 20 largest recipients of the new securities, and the number and percentage of the new securities received by each of those recipients, and a distribution schedule for the securities when they are issued. This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 10 Part 3B – number and type of +securities to be quoted (existing class) where issue has not previously been notified to ASX in an Appendix 3B Answer the questions in this Part if your response to Q2.1 is anything other than “Securities issued as part of a transaction or transactions previously announced to the market in an Appendix 3B” and your response to Q2.4 is “existing class”. If your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”, the questions in this part relate to the securities being issued, transferred or reclassified as a result of the exercise of the options or the conversion of the convertible securities. If your response to Q2.1 is “Unquoted partly paid securities that have been fully paid up and are now to become quoted fully paid securities”, the questions in this part relate to the fully paid securities arising from that payment up. Otherwise, the questions in this part relate to the securities issued by the entity which are to be quoted on ASX and which are described in the response to Q2.1. Question No. Question Answer 3B.1 *ASX security code & description 3B.2 *Number of +securities to be quoted 3B.3a *Will the +securities to be quoted rank equally in all respects from their issue date with the existing issued +securities in that class? Yes or No 3B.3b *Is the actual date from which the +securities will rank equally (non-ranking end date) known? Answer this question if your response to Q3B.3a is “No”. Yes or No 3B.3c *Provide the actual non-ranking end date Answer this question if your response to Q3B.3a is “No” and your response to Q3B.3b is “Yes”. 3B.3d *Provide the estimated non-ranking end period Answer this question if your response to Q3B.3a is “No” and your response to Q3B.3b is “No”. 3B.3e *Please state the extent to which the +securities do not rank equally: • in relation to the next dividend, distribution or interest payment; or • for any other reason Answer this question if your response to Q3B.3a is “No”. For example, the securities may not rank at all, or may rank proportionately based on the percentage of the period in question they have been on issue, for the next dividend, distribution or interest payment; or they may not be entitled to participate in some other event, such as an entitlement issue. 3B.4 Any other information the entity wishes to provide about the +securities to be quoted This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 11 Part 3C – number and type of +securities to be quoted (new class) where issue has not previously been notified to ASX in an Appendix 3B Answer the questions in this Part if your response to Q2.1 is anything other than “Securities issued as part of a transaction or transactions previously announced to the market in an Appendix 3B” and your response to Q2.4 is “new class”. If your response to Q2.1 is “Securities issued, transferred or re-classified as a result of options being exercised or other convertible securities being converted”, the questions in this part relate to the securities being issued, transferred or reclassified as a result of the exercise of the options or the conversion of the convertible securities. If your response to Q2.1 is “Unquoted partly paid securities that have been fully paid up and are now to become quoted fully paid securities”, the questions in this part relate to the fully paid securities arising from that payment up. Otherwise, the questions in this part relate to the securities issued by the entity which are to be quoted on ASX and which are described in the response to Q2.1. Question No. Question Answer 3C.1 *Security description 3C.2 *Security type Select one item from the list that best describes the securities the subject of this form. This will determine more detailed questions to be asked about the security later in this section. Select “ordinary fully or partly paid shares/units” for stapled securities or CDIs. For interest rate securities, please select the appropriate choice from either “Convertible debt securities” or “Non-convertible debt securities”. Select “Other” for performance shares/units and performance options/rights or if the selections available in the list do not appropriately describe the security being issued. ☐ Ordinary fully or partly paid shares/units ☐ Options ☐ +Convertible debt securities ☐ Non-convertible +debt securities ☐ Redeemable preference shares/units ☐ Wholesale debt securities ☐ Other 3C.3 ISIN code Answer this question if you are an entity incorporated outside Australia and you are seeking quotation of a new class of securities that will not have CDIs issued over them. See also the note at the top of this form. 3C.4 *Number of +securities to be quoted 3C.5a *Will all the +securities issued in this class rank equally in all respects from the issue date? Yes or No 3C.5b *Is the actual date from which the +securities will rank equally (non-ranking end date) known? Answer this question if your response to Q3C.5a is “No”. Yes or No 3C.5c *Provide the actual non-ranking end date Answer this question if your response to Q3C.5a is “No” and your response to Q3C.5b is “Yes”. 3C.5d *Provide the estimated non-ranking end period Answer this question if your response to Q3C.5a is “No” and your response to Q3C.5b is “No”. This appendix is available as an online form Appendix 2A Application for quotation of securities + See chapter 19 for defined terms 5 February 2024 Page 12 3C.5e *Please state the extent to which the +securities do not rank equally: • in relation to the next dividend, distribution or interest payment; or • for any other reason Answer this question if your response to Q3C.5a is “No”. For example, the securities may not rank at all, or may rank proportionately based on the percentage of the period in question they have been on issue, for the next dividend, distribution or interest payment; or they may not be entitled to participate in some other event, such as an entitlement issue. 3C.6 Please attach a document or provide a URL link for a document lodged with ASX setting out the material terms of the +securities to be quoted You may cross-reference a disclosure document, PDS, information memorandum, investor presentation or other announcement with this information provided it has been released to the ASX Market Announcements Platform. 3C.7 *Have you received confirmation from ASX that the terms of the +securities are appropriate and equitable under listing rule 6.1? Answer this question only if you are an ASX Listing. (ASX Foreign Exempt Listings and ASX Debt Listings do not have to answer this question). If your response is “No” and the securities have any unusual terms, you should approach ASX as soon as possible for confirmation under listing rule 6.1 that the terms are appropriate and equitable. Yes or No 3C.8 *Provide a distribution schedule for the new +securities according to the categories set out in the left hand column – including the number of recipients and the total percentage of the new +securities held