<SEC-DOCUMENT>0002073886-25-000001.txt : 20250620
<SEC-HEADER>0002073886-25-000001.hdr.sgml : 20250620
<ACCEPTANCE-DATETIME>20250620203457
ACCESSION NUMBER:		0002073886-25-000001
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250620
DATE AS OF CHANGE:		20250620

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CAMECO CORP
		CENTRAL INDEX KEY:			0001009001
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS METAL ORES [1090]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				980113090
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-14228
		FILM NUMBER:		251062759

	BUSINESS ADDRESS:	
		STREET 1:		2121 11TH ST W
		CITY:			SASKATOON
		STATE:			A9
		ZIP:			S7M 1J3
		BUSINESS PHONE:		3069566200

	MAIL ADDRESS:	
		STREET 1:		2121 11TH ST W.
		CITY:			SASKATOON
		STATE:			A9
		ZIP:			S7M 1J3

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			van Leeuwen-Atkins Leontine
		CENTRAL INDEX KEY:			0002073886
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		ADDRESS IS A NON US LOCATION: 	YES
		STREET 1:		2121-11TH STREET WEST
		CITY:			SASKATOON
		NON US STATE TERRITORY:  	SASKATCHEWAN
		PROVINCE COUNTRY:   	A9
		ZIP:			S7M 1J3
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0002073886</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001009001</issuerCik>
      <issuerName>Cameco Corporation</issuerName>
      <secFileNumber>001-14228</secFileNumber>
      <issuerAddress>
        <com:street1>2121 11th Street West</com:street1>
        <com:city>Saskatoon</com:city>
        <com:stateOrCountry>A9</com:stateOrCountry>
        <com:zipCode>S7M 1J3</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>3063855286</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>van Leeuwen-Atkins Leontine</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common Shares</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>CIBC Investor Services Inc.</name>
        <address>
          <com:street1>PO Box 4644</com:street1>
          <com:street2>Station A</com:street2>
          <com:city>Toronto</com:city>
          <com:stateOrCountry>A6</com:stateOrCountry>
          <com:zipCode>M5W 5E4</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>3252</noOfUnitsSold>
      <aggregateMarketValue>196648.00</aggregateMarketValue>
      <noOfUnitsOutstanding>435316918</noOfUnitsOutstanding>
      <approxSaleDate>05/27/2025</approxSaleDate>
      <securitiesExchangeName>TSX</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common Shares</securitiesClassTitle>
      <acquiredDate>02/11/2020</acquiredDate>
      <natureOfAcquisitionTransaction>Open Market Purchases</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Open Market Purchases</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>3252</amountOfSecuritiesAcquired>
      <paymentDate>02/11/2020</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>06/20/2025</noticeDate>
      <signature>Leontine van Leeuwen-Atkins</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
