ATHABASCA BASIN
Cameco Corporation
TSX:CCO
NYSE:CCJ
Producer
World's largest publicly traded uranium company. Operates McArthur River (world's largest high-grade mine, ~6.9% grade) and 50% of Cigar Lake. Also owns Westinghouse nuclear fuel and reactor business via partnership.
www.cameco.com ↗Most recent claim filed: 2026-01-14 · Financial data via Yahoo Finance
Valuation
Properties
McArthur River
Key deposit: McArthur River / Key Lake
McArthur River / Key Lake
Cigar Lake (50%)
Millennium
Rabbit Lake (closed)
Dawn Lake JV
Various JV interests
See Cameco Corporation on the map
Claim boundaries, infrastructure scores, and neighboring companies.