Cameco Investor Webcast Advisory

SASKATOON, SASKATCHEWAN -- (Marketwire) -- 02/21/12 -- ALL AMOUNTS ARE STATED IN CDN $ (UNLESS NOTED)

Cameco (TSX: CCO) (NYSE: CCJ) announced today that president and CEO Tim Gitzel will be speaking at the BMO Capital Markets 2012 Global Metals and Mining Conference.

The presentation is scheduled for Tuesday, February 28, 2012 at 2:00 p.m. Eastern and will be available by webcast on cameco.com. See the link on the home page on the day of the event. A copy of the presentation and audio file will be available on our website shortly after the conference.

Profile

Cameco, with its head office in Saskatoon, Saskatchewan, is one of the world's largest uranium producers. The company's uranium products are used to generate electricity in nuclear energy plants around the world, providing one of the cleanest sources of energy available today. Cameco's shares trade on the Toronto and New York stock exchanges.

As used in this news release, 'Cameco' or the 'company' means Cameco Corporation, a Canadian corporation and its subsidiaries and affiliates unless stated otherwise.

Contacts:

Cameco

Investor inquiries:

Bob Lillie

(306) 956-6639


Media inquiries:

Rob Gereghty

(306) 956-6190