Announcement PDF Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 1 / 7 Update Summary Entity name WEST COAST SILVER LIMITED Announcement Type Update to previous announcement Date of this announcement 16/10/2026 Reason for update to a previous announcement West Coast Silver AGM date is scheduled for Tue, 17 November 2026 and the issue date is anticipated to be 5 working days after the AGM. Refer to next page for full details of the announcement Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 2 / 7 Part 1 - Entity and announcement details 1.1 Name of +Entity WEST COAST SILVER 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 ACN Registration Number 155472834 1.3 ASX issuer code WCE 1.4 The announcement is 1.4a Reason for update to a previous announcement West Coast Silver AGM date is scheduled for Tue, 17 November 2026 and the issue date is anticipated to be 5 working days after the AGM. 1.4b Date of previous announcement to this update 31/8/2026 1.5 Date of this announcement 16/10/2026 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 / 7 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 17/11/2026 Is the date estimated or actual? ** Approval received/condition met? No Comments The following issues are subject to shareholder approval, as announced in the ASX announcement dated 1 September 2026. - 842,106 shares to be issued to directors and related parties; and - 6,000,000 Corporate Options to brokers and external consultants. 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 ASX +security code and description WCE : ORDINARY FULLY PAID Number of +securities proposed to be issued 62,315,791 Offer price details Are the +securities proposed to be issued being issued for a cash consideration? In what currency is the cash consideration being paid? AUD - Australian Dollar What is the issue price per +security? AUD 0.09500 Will these +securities rank equally in all respects from their issue date with Yes No Existing class Actual Yes Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 4 / 7 Will these +securities rank equally in all respects from their issue date with the existing issued +securities in that class? 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 ASX +security code and description WCE : ORDINARY FULLY PAID Number of +securities proposed to be issued 842,106 Offer price details Are the +securities proposed to be issued being issued for a cash consideration? In what currency is the cash consideration being paid? AUD - Australian Dollar What is the issue price per +security? AUD 0.09500 Will these +securities rank equally in all respects from their issue date with the existing issued +securities in that class? 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? No No New class Yes Yes No Existing class Yes Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 5 / 7 ASX +security code New class-code to be confirmed +Security description OPTION EXPIRING NOV-2028 EX $0.1425 +Security type Options Number of +securities proposed to be issued 6,000,000 Offer price details Are the +securities proposed to be issued being issued for a cash consideration? In what currency is the cash consideration being paid? AUD - Australian Dollar What is the issue price per +security? AUD 0.00001 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 0.1425 Expiry date 30/11/2028 Details of the type of +security that will be issued if the option is exercised WCE : ORDINARY FULLY PAID Number of securities that will be issued if the option is exercised One (1) fully paid ordinary share per one (1) option exercised. 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. The terms and conditions of the Corporate Option will be set out in the Notice of Meeting expected to be lodged in October 2026. Refer ASX announcement 1 September 2026 for further details. Part 7C - Timetable 7C.1 Proposed +issue date 23/11/2026 Yes Yes No Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 6 / 7 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.1b Are any of the +securities proposed to be issued without +security holder approval using the entity's 15% placement capacity under listing rule 7.1? 7D.1b ( i ) How many +securities are proposed to be issued without security holder approval using the entity's 15% placement capacity under listing rule 7.1? 26,844,133 7D.1c Are any of the +securities proposed to be issued without +security holder approval using the entity's additional 10% placement capacity under listing rule 7.1A (if applicable)? 7D.1c ( i ) How many +securities are proposed to be issued without +security holder approval using the entity's additional 10% placement capacity under listing rule 7.1A? 35,471,658 7D.1c ( ii ) Please explain why the entity has chosen to do a placement rather than a +pro rata issue or an offer under a +security purchase plan in which existing ordinary +security holders would have been eligible to participate The Company chose a placement as it offers an efficient method of capital raising suited to current market conditions. This approach minimises execution risks, allows flexibility to attract strategic investors, and ensures timely access to necessary funds while effectively managing dilution. 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? CPS Capital Group Pty Ltd (AFSL 24848) ("CPS") 7E.1b What fee, commission or other consideration is payable to them for acting as lead manager/broker? CPS will receive standard capital raising fees together with 5 million options to be issued at $0.00001, with an exercise price of $0.1425 each expiring 2 years from the date of issue ("Corporate Options") which will be subject to shareholder approval at the Company's next General Meeting. 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 None. No Yes No No Yes Yes Yes No No No Yes Yes Yes No Appendix 3B - Proposed issue of securities Appendix 3B - Proposed issue of securities 7 / 7 Part 7F - Further Information 7F.01 The purpose(s) for which the entity is issuing the securities Placement proceeds will fund Elizabeth Hill MRE infill, metallurgical and geotechnical drilling and testwork, MRE update, scoping study inputs and near-mine geophysics, plus general working capital and Placement costs. 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 The issue of shares to Directors and Corporate Options will be subject to shareholder approval. Refer to the ASX announcement dated 1 September 2026 for further details. The AGM is scheduled for Tuesday, 17 November 2026. 7F.3 Any on-sale of the +securities proposed to be issued 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: The publication of a cleansing notice under section 708A(5), 708AA(2)(f), 1012DA(5) or 1012DAA(2)(f) No The publication of a cleansing notice under section 708A(5), 708AA(2)(f), 1012DA(5) or 1012DAA(2)(f) No