Cameco Corporation Investor Relations Material

Cameco Corporation produces and sells uranium. The Company has long-term contracts to sell uranium concentrate in Kazakhstan, the United States and internationally. Its segments include McArthur River/Key Lake, which is located in the province of Saskatchewan in north central Canada; Rabbit Lake, which is located in east-central Saskatchewan; Inkai, which is located in eastern Kazakhstan; and Zaporozhye, which is located on the east coast of Ukraine. The McArthur River/Key Lake segment consists of the operations at Key Lake mine and mill, which is approximately 70 kilometers northeast of Saskatoon, Saskatchewan and includes a uranium ore processing facility. Cameco Corporation is based in Saskatoon, Canada