<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <!-- Generated by Workiva -->
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001489798</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001410098</issuerCik>
      <issuerName>CorMedix Inc</issuerName>
      <secFileNumber>001-34673</secFileNumber>
      <issuerAddress>
        <com:street1>300 Connell Drive</com:street1>
        <com:street2>Suite 4200</com:street2>
        <com:city>Berkeley Heights</com:city>
        <com:stateOrCountry>NJ</com:stateOrCountry>
        <com:zipCode>07922</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>9085179500</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Janet Dillione</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Merrill Lynch</name>
        <address>
          <com:street1>1800 K ST NW</com:street1>
          <com:street2>Suite 800</com:street2>
          <com:city>Washington</com:city>
          <com:stateOrCountry>DC</com:stateOrCountry>
          <com:zipCode>20006</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>73000</noOfUnitsSold>
      <aggregateMarketValue>727927</aggregateMarketValue>
      <noOfUnitsOutstanding>78789045</noOfUnitsOutstanding>
      <approxSaleDate>11/24/2025</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>11/24/2025</acquiredDate>
      <natureOfAcquisitionTransaction>Stock Plan Activity</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>73000</amountOfSecuritiesAcquired>
      <paymentDate>11/24/2025</paymentDate>
      <natureOfPayment>n/a</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>11/24/2025</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>08/25/2025</planAdoptionDate>
      </planAdoptionDates>
      <signature>Janet Dillione</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
