Announcement PDF Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 1 / 5 Update Summary Entity name VERTEX MINERALS LIMITED Announcement Type Update to previous announcement Date of this announcement 14/9/2026 Reason for update to a previous announcement Update estimated dates for holding shareholders meeting to approve proposed issue of securities (now 19 October 2026) and proposed issue date (now 26 October 2026). Refer to next page for full details of the announcement Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 2 / 5 Part 1 - Entity and announcement details 1.1 Name of +Entity VERTEX MINERALS LIMITED We (the entity named above) give ASX the following information about a proposed issue of +securities and, if ASX agrees to +quote any of the +securities (including any rights) on a +deferred settlement basis, we agree to the matters set out in Appendix 3B of the ASX Listing Rules. If the +securities are being offered under a +disclosure document or +PDS and are intended to be quoted on ASX, we also apply for quotation of all of the +securities that may be issued under the +disclosure document or +PDS on the terms set out in Appendix 2A of the ASX Listing Rules (on the understanding that once the final number of +securities issued under the +disclosure document or +PDS is known, in accordance with Listing Rule 3.10.3C, we will complete and lodge with ASX an Appendix 2A online form notifying ASX of their issue and applying for their quotation). 1.2 Registered Number Type ABN Registration Number 68650116153 1.3 ASX issuer code VTX 1.4 The announcement is 1.4a Reason for update to a previous announcement Update estimated dates for holding shareholders meeting to approve proposed issue of securities (now 19 October 2026) and proposed issue date (now 26 October 2026). 1.4b Date of previous announcement to this update 1/7/2026 1.5 Date of this announcement 14/9/2026 1.6 The Proposed issue is: A placement or other type of issue Update/amendment to previous announcement Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 3 / 5 Part 7 - Details of proposed placement or other issue Part 7A - Conditions 7A.1 Do any external approvals need to be obtained or other conditions satisfied before the placement or other type of issue can proceed on an unconditional basis? 7A.1a Conditions Approval/Condition +Security holder approval Date for determination 19/10/2026 Is the date estimated or actual? ** Approval received/condition met? Comments Part fee for Blue Ocean Equities Pty Ltd (ACN 53 151 186 935) (Blue Ocean) and CPS Capital Group Pty Ltd (ACN 088 055 636) (CPS) acting as the Company joint lead managers for funding announced 12 May 2025. Part 7B - Issue details Is the proposed security a 'New class' (+securities in a class that is not yet quoted or recorded by ASX) or an 'Existing class' (additional securities in a class that is already quoted or recorded by ASX)? Will the proposed issue of this +security include an offer of attaching +securities? Details of +securities proposed to be issued ISIN Code (if Issuer is a foreign company and +securities do not have +CDIs issued over them) Have you received confirmation from ASX that the terms of the proposed +securities are appropriate and equitable under listing rule 6.1? Will the entity be seeking quotation of the 'new' class of +securities on ASX? ASX +security code New class-code to be confirmed +Security description VTXAN: OPTION EXPIRING 15-DEC-2028 EX $0.20 +Security type Options No No No New class Estimated Yes Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 4 / 5 Number of +securities proposed to be issued 12,000,000 Offer price details Are the +securities proposed to be issued being issued for a cash consideration? Please describe the consideration being provided for the +securities Part of the fee for Blue Ocean Equities Pty Ltd (ACN 53 151 186 935) (Blue Ocean) and CPS Capital Group Pty Ltd (ACN 088 055 636) (CPS) acting as the Company's lead manager of funding announced 12 May 2025. Please provide an estimate of the AUD equivalent of the consideration being provided for the +securities 0.056946 Will all the +securities issued in this class rank equally in all respects from their issue date? Options details +Security currency AUD - Australian Dollar Exercise price AUD 0.2000 Expiry date 15/12/2028 Details of the type of +security that will be issued if the option is exercised VTX : ORDINARY FULLY PAID Number of securities that will be issued if the option is exercised One for one Please provide a URL link for a document lodged with ASX setting out the material terms of the +securities proposed to be issued or provide the information by separate announcement. https://www.asx.com.au/markets/trade-our-cash-market/announcements.vtx Part 7C - Timetable 7C.1 Proposed +issue date 26/10/2026 Part 7D - Listing Rule requirements 7D.1 Has the entity obtained, or is it obtaining, +security holder approval for the entire issue under listing rule 7.1? 7D.1a Date of meeting or proposed meeting to approve the issue under listing rule 7.1 19/10/2026 Yes Yes No Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 5 / 5 7D.2 Is a party referred to in listing rule 10.11 participating in the proposed issue? 7D.3 Will any of the +securities to be issued be +restricted securities for the purposes of the listing rules? 7D.4 Will any of the +securities to be issued be subject to +voluntary escrow? Part 7E - Fees and expenses 7E.1 Will there be a lead manager or broker to the proposed issue? 7E.1a Who is the lead manager/broker? Blue Ocean Equities Pty Ltd (ACN 53 151 186 935) (Blue Ocean) and CPS Capital Group Pty Ltd (ACN 088 055 636) (CPS) (Lead Managers). 7E.1b What fee, commission or other consideration is payable to them for acting as lead manager/broker? Fees The Company agreed to pay the Lead Managers: 1) a management fee equal to 3.0% of the Offer (Management Fee); and 2) a selling fee equal to 3.0% of the Offer (Selling Fee). Lead Managers will receive 12,000,000 Options (Lead Manager Options). The Lead Manager Options are to be unlisted options with an exercise price of $0.20 and expiry date of 15 December 2028 (VTXAN Options). These Lead Manager Options will be issued subject to shareholder approval and issued at $0.00001 per option. 8,000,000 Lead Manager Options will be issued to Blue Ocean and 4,000,000 Lead Manager Options will be issued to CPS. 7E.2 Is the proposed issue to be underwritten? 7E.4 Details of any other material fees or costs to be incurred by the entity in connection with the proposed issue Part 7F - Further Information 7F.01 The purpose(s) for which the entity is issuing the securities Part of the fee for Blue Ocean Equities Pty Ltd (ACN 53 151 186 935) (Blue Ocean) and CPS Capital Group Pty Ltd (ACN 088 055 636) (CPS) acting as the Company's lead manager of funding announced 12 May 2025. 7F.1 Will the entity be changing its dividend/distribution policy if the proposed issue proceeds? 7F.2 Any other information the entity wishes to provide about the proposed issue No No Yes No No No