Announcement PDF Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. 01/01/2011 Appendix 3Y Page 1 Rule3.19A.2 Appendix 3Y ChangeofDirector’sInterestNotice InformationordocumentsnotavailablenowmustbegiventoASXassoonasavailable. Informationanddocumentsgivento ASXbecomeASX’spropertyandmaybemadepublic. Introduced30/09/01 Amended01/01/11 Nameofentity WestCoastSilverLimited ABN 95155472834 We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposesofsection205GoftheCorporationsAct. NameofDirector BruceGarlick Dateoflastnotice 23January2026 Part1-Changeofdirector’srelevantinterestsinsecurities Inthecaseofatrust,thisincludesinterestsinthetrustmadeavailablebytheresponsibleentityofthetrust Note:Inthecaseofacompany,interestswhichcomewithinparagraph(i)ofthedefinitionof“notifiableinterestofadirector”shouldbedisclosedinthispart. Directorindirectinterest (a) Direct (b)to(c)Indirect Natureofindirectinterest (includingregisteredholder) Note:Providedetailsofthecircumstancesgivingrisetotherelevantinterest. (b) BruceGarlickSuperannuationPtyLtd <BruceMontgomeryGarlickA/C> (BruceGarlickisadirectorandbeneficiary) (c) RoyalCorporateServicesPtyLtd(RoyalCorporate) (BruceGarlickholdsacontrollinginterestintheentitybevirtueof beingthesoleshareholder,directorandcompanysecretary) Dateofchange 2April2026 No.ofsecuritiesheldpriortochange Interest Shares Options PR^ (a) – 1,700,000 – (b) 3,519,279 – – (c) – 7,000,000 9,000,000 ^PR=Performancerights Class (i) (a)Unlistedoptions (b)Fullypaidordinaryshares (ii) (c)Unlistedoptions (c)Performancerights Numberacquired (i) (b)200,000(directorexerciseofoptions) Numberdisposed (i) (a)200,000(directorexerciseofoptions) (ii) (c) 7,000,000 (change in ownership of Royal Corporate. Bruce Garlick no longer has a relevant interestinRoyalCorporate) (c) 9,000,000 (change in ownership of Royal Corporate. Bruce Garlick no longer has a relevant interestinRoyalCorporate) Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Value/Consideration Note:Ifconsiderationisnon-cash,providedetailsandestimatedvaluation (i) Exercise of unlisted options at an exercise price of $0.117 per unlisted option, with shares issued upon exerciseatadeemedissuepriceof$0.117pershare, beingtheexerciseprice. (ii) Notapplicable.Refertonatureofchange. No.ofsecuritiesheldafterchange Interest Shares Options PR^ (a) – 1,500,000 – (b) 3,719,279 – – (c) – – – ^PR=Performancerights Natureofchange Example: on-market trade, off-market trade, exercise of options, issue of securitiesunderdividendreinvestmentplan,participationinbuy-back (i) Exercise of unlisted options and issue of Shares on exerciseoftheunlistedoptions. (ii) ChangeinownershipofRoyalCorporate. Bruce Garlick no longer has a relevant interest in RoyalCorporate. (iii) Bruce Garlick retains his shareholding in the Company. Part2–Changeofdirector’sinterestsincontracts Note:Inthecaseofacompany,interestswhichcomewithinparagraph(ii)ofthedefinitionof“notifiableinterestofadirector”shouldbedisclosedinthispart. Detailofcontract Natureofinterest Nameofregisteredholder (ifissuedsecurities) Dateofchange No. and class of securities to which interestrelatedpriortochange Note:Detailsareonlyrequiredforacontractinrelationtowhich theinteresthaschanged Interestacquired Interestdisposed Value/Consideration Note: If consideration is non-cash, provide details and an estimatedvaluation Interestafterchange Part3–+Closedperiod Were the interests in the securities or contracts detailed above tradedduringa+closedperiodwherepriorwrittenclearancewas No If so, was prior written clearance provided to allow the trade to proceedduringthisperiod? N/A If prior written clearance was provided, on what date was this provided? N/A Date: 2April2026