Cameco Reports Document Filings

Saskatoon, Saskatchewan, Canada, March 6, 2015    

Cameco (TSX: CCO; NYSE: CCJ) has filed its annual report on Form 40-F with the US Securities and Exchange Commission. The document includes Cameco's audited annual financial statements for the year ended December 31, 2014, its management's discussion and analysis (MD&A), and its annual information form (AIF) which is also filed with Canadian securities regulatory authorities. Cameco’s audited annual financial statements for the year ended December 31, 2014, and its MD&A were filed with Canadian securities regulatory authorities last month.

All of these documents are posted at cameco.com.

Profile

Cameco is one of the world’s largest uranium producers, a significant supplier of conversion services and one of two Candu fuel manufacturers in Canada. Our competitive position is based on our controlling ownership of the world’s largest high-grade reserves and low-cost operations. Our uranium products are used to generate clean electricity in nuclear power plants around the world. We also explore for uranium in the Americas, Australia and Asia. Our shares trade on the Toronto and New York stock exchanges. Our head office is in Saskatoon, Saskatchewan.

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Investor inquiries:                            
Rachelle Girard          
(306) 956-6403

Media inquiries:                               
Rob Gereghty           
(306) 956-6190