<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/schedule13g" xmlns:com="http://www.sec.gov/edgar/common">
<schemaVersion>X0202</schemaVersion>
<headerData>
<submissionType>SCHEDULE 13G/A</submissionType>
<filerInfo>
<filer>
<filerCredentials>
<cik>0000869178</cik>
<ccc>XXXXXXXX</ccc>
</filerCredentials>
</filer>
<liveTestFlag>LIVE</liveTestFlag>



</filerInfo>
</headerData>
<formData>
<coverPageHeader>
<amendmentNo>15</amendmentNo>
<securitiesClassTitle>Common Shares</securitiesClassTitle>
<eventDateRequiresFilingThisStatement>03/31/2026</eventDateRequiresFilingThisStatement>
<issuerInfo>
<issuerCik>0001341335</issuerCik>
<issuerName>FORTUNA MINING CORP.</issuerName>
<issuerCusips>
<issuerCusipNumber>349942102</issuerCusipNumber>
</issuerCusips>
<issuerPrincipalExecutiveOfficeAddress>
<com:street1>1111 MELVILLE STREET, SUITE 820</com:street1>
<com:city>VANCOUVER</com:city>
<com:stateOrCountry>Z4</com:stateOrCountry>
<com:zipCode>V6E 3V6</com:zipCode>
</issuerPrincipalExecutiveOfficeAddress>
</issuerInfo>
<designateRulesPursuantThisScheduleFiled>
<designateRulePursuantThisScheduleFiled>Rule 13d-1(b)</designateRulePursuantThisScheduleFiled>
</designateRulesPursuantThisScheduleFiled>
</coverPageHeader>
<coverPageHeaderReportingPersonDetails>

<reportingPersonName>VAN ECK ASSOCIATES CORP</reportingPersonName>
<citizenshipOrOrganization>DE</citizenshipOrOrganization>
<reportingPersonBeneficiallyOwnedNumberOfShares>
<soleVotingPower>20902791</soleVotingPower>
<soleDispositivePower>20902791</soleDispositivePower>
</reportingPersonBeneficiallyOwnedNumberOfShares>
<reportingPersonBeneficiallyOwnedAggregateNumberOfShares>20902791</reportingPersonBeneficiallyOwnedAggregateNumberOfShares>
<aggregateAmountExcludesCertainSharesFlag>N</aggregateAmountExcludesCertainSharesFlag>
<classPercent>6.84</classPercent>
<typeOfReportingPerson>IA</typeOfReportingPerson>
</coverPageHeaderReportingPersonDetails>
<items>
<item1>
<issuerName>FORTUNA MINING CORP.</issuerName>
<issuerPrincipalExecutiveOfficeAddress>1111 MELVILLE STREET, SUITE 820, VANCOUVER, Canada (Federal Level), V6E 3V6</issuerPrincipalExecutiveOfficeAddress>
</item1>
<item2>
<filingPersonName>Van Eck Associates Corporation</filingPersonName>
<principalBusinessOfficeOrResidenceAddress>666 Third Ave, 9th Floor, New York NY 10017</principalBusinessOfficeOrResidenceAddress>
<citizenship>Delaware</citizenship>
</item2>
<item3>
<notApplicableFlag>N</notApplicableFlag>
<typeOfPersonFiling>IA</typeOfPersonFiling>
</item3>
<item4>
<amountBeneficiallyOwned>20902791</amountBeneficiallyOwned>
<classPercent>6.84</classPercent>
<numberOfSharesPersonHas>
<solePowerOrDirectToVote>20902791</solePowerOrDirectToVote>
<solePowerOrDirectToDispose>20902791</solePowerOrDirectToDispose>
</numberOfSharesPersonHas>
</item4>
<item6>
<notApplicableFlag>Y</notApplicableFlag>
</item6>
<item10>
<notApplicableFlag>N</notApplicableFlag>
<certifications>By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.</certifications>
</item10>
</items>
<signatureInformation>
<reportingPersonName>VAN ECK ASSOCIATES CORP</reportingPersonName>
<signatureDetails>
<signature>Ashley Sousa</signature>
<title>Assistant Vice President, Van Eck Associates Corporation</title>
<date>05/15/2026</date>
</signatureDetails>
</signatureInformation>
</formData>
</edgarSubmission>
