0002073886-25-000001.txt : 20250620 0002073886-25-000001.hdr.sgml : 20250620 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 144 1 primary_doc.xml 144 0002073886 XXXXXXXX LIVE 0001009001 Cameco Corporation 001-14228 2121 11th Street West Saskatoon A9 S7M 1J3 3063855286 van Leeuwen-Atkins Leontine Director Common Shares CIBC Investor Services Inc.

PO Box 4644 Station A Toronto A6 M5W 5E4

3252 196648.00 435316918 05/27/2025 TSX Common Shares 02/11/2020 Open Market Purchases Open Market Purchases N 3252 02/11/2020 Cash Y 06/20/2025 Leontine van Leeuwen-Atkins