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 24September2025 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 (BruceGarlickisadirectorandbeneficiary) Dateofchange 20November2025 No.ofsecuritiesheldpriortochange Interest Shares Options PR^ (a) – 1,700,000 – (b) 1,519,279 – – (c) – 7,000,000 9,000,000 ^PR=Performancerights Class (b) Performancerights Numberacquired (b) 2,000,000 Numberdisposed N/A Value/Consideration Note:Ifconsiderationisnon-cash,providedetailsandestimatedvaluation N/A No.ofsecuritiesheldafterchange Interest Shares Options PR^ (a) – 1,700,000 – (b) 1,519,279 – 2,000,000 (c) – 7,000,000 9,000,000 ^PR=Performancerights Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Natureofchange Example: on-market trade, off-market trade, exercise of options, issue of securitiesunderdividendreinvestmentplan,participationinbuy-back IssueofDirector’sPerformanceRightsapprovedatthe AnnualGeneralmeetingheldon20November2025. 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 required? 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: 20November2025 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(previouslyErrawarraResourcesLtd) 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 ThomasReddicliffe Dateoflastnotice 26September2025 Part1-Changeofdirector’srelevantinterestsinsecurities Inthecaseofatrust,thisincludesinterestsinthetrustmadeavailablebytheresponsibleentityofthetrust Note:Inthecaseofacompany,interestswhichcomewithinparagraph(i)ofthedefinitionof“notifiableinterestofadirector”shouldbedisclosedinthispart. Directorindirectinterest (a) Direct (b) Indirect Natureofindirectinterest (includingregisteredholder) Note:Providedetailsofthecircumstancesgivingrisetotherelevantinterest. (b) ThomasReddicliffe<TredexTrustA/C> MrReddicliffeisatrusteeandbeneficiaryofthetrust Dateofchange 20November2025 No.ofsecuritiesheldpriortochange Interest Shares Options PR^ (a) 315,185 1,250,000 1,000,000 (b) – 400,000 – ^PR=Performancerights Class (a) Options Numberacquired (a) 500,000 Numberdisposed N/A Value/Consideration Note:Ifconsiderationisnon-cash,providedetailsandestimatedvaluation N/A No.ofsecuritiesheldafterchange Interest Shares Options PR^ (a) 315,185 1,750,000 1,000,000 (b) – 400,000 – ^PR=Performancerights Natureofchange Example: on-market trade, off-market trade, exercise of options, issue of securitiesunderdividendreinvestmentplan,participationinbuy-back IssueofDirector’sOptionsapprovedattheAnnual Generalmeetingheldon20November2025. Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 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 required? 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: 20November2025 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 MatthewBirney Dateoflastnotice 8September2025 Part1-Changeofdirector’srelevantinterestsinsecurities Inthecaseofatrust,thisincludesinterestsinthetrustmadeavailablebytheresponsibleentityofthetrust Note:Inthecaseofacompany,interestswhichcomewithinparagraph(i)ofthedefinitionof“notifiableinterestofadirector”shouldbedisclosedinthispart. Directorindirectinterest (a) Indirect Natureofindirectinterest (includingregisteredholder) Note:Providedetailsofthecircumstancesgivingrisetotherelevantinterest. (a) GoldCityCorpPtyLtd<MattelleeA/C> MrBirneyisabeneficiaryofthetrust Dateofchange 20November2025 No.ofsecuritiesheldpriortochange Interest Shares Options PR^ (a) 2,618,334 – – ^PR=Performancerights Class (a) Options Numberacquired (a) 1,000,000 Numberdisposed N/A Value/Consideration Note:Ifconsiderationisnon-cash,providedetailsandestimatedvaluation N/A No.ofsecuritiesheldafterchange Interest Shares Options PR^ (a) 2,618,334 1,000,000 – ^PR=Performancerights Natureofchange Example: on-market trade, off-market trade, exercise of options, issue of securitiesunderdividendreinvestmentplan,participationinbuy-back IssueofDirector’sOptionsapprovedattheAnnual Generalmeetingheldon20November2025. Appendix 3Y Change of Director’s Interest Notice + See chapter 19 for defined terms. Appendix 3Y Page 2 01/01/2011 Part2–Changeofdirector’sinterestsincontracts Note:Inthecaseofacompany,interestswhichcomewithinparagraph(ii)ofthedefinitionof“notifiableinterestofadirector”shouldbedisclosedinthispart. Detailofcontract N/A Natureofinterest N/A Nameofregisteredholder (ifissuedsecurities) N/A Dateofchange N/A No. and class of securities to which interestrelatedpriortochange Note:Detailsareonlyrequiredforacontractinrelationtowhich theinteresthaschanged N/A Interestacquired N/A Interestdisposed N/A Value/Consideration Note: If consideration is non-cash, provide details and an estimatedvaluation N/A Interestafterchange N/A Part3–+Closedperiod Were the interests in the securities or contracts detailed above tradedduringa+closedperiodwherepriorwrittenclearancewas required? 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: 20November2025