Cameco Corp. goes forward with offer to acquire Hathor

SASKATOON, SASKATCHEWAN–(Marketwire -08/30/11)- ALL AMOUNTS ARE STATED IN CDN $ (UNLESS NOTED)

Cameco (TSX: CCO.TO – News) (NYSE: CCJ – News) today announced that it has commenced its offer to acquire all of the outstanding shares of Hathor Exploration Ltd. (TSX: HAT.TO – News) for cash consideration of $3.75 per share in a transaction which values the fully diluted share capital of Hathor at approximately $520 million(1) (the “Offer”).