Cameco Corporation (TSX: CCO; NYSE: CCJ) is pleased to announce that the 137 unionized employees at Cameco Fuel Manufacturing Inc. (CFM) in Ontario have agreed to a new collective agreement.

Cameco Corporation (TSX: CCO; NYSE: CCJ) today released the results of its annual public opinion poll, that revealed overwhelming support for the uranium mining industry in Saskatchewan.

Cameco Corporation (TSX: CCO; NYSE: CCJ) reports that Centerra Gold Inc. (Centerra) today issued a news release, announcing updated mineral reserve and resource estimates and life-of-mine plans for its operating mines. Cameco owns approximately 48.5% of Centerra's outstanding common shares. The mineral reserve and resource estimates disclosed in this news release have not been prorated to reflect this level of ownership.

Cameco Corporation has been named by the Financial Post as one of the 10 Best Companies To Work For in Canada.

Cameco Corporation (TSX: CCO; NYSE: CCJ) will issue its third quarter results, before markets open, Monday, November 2, 2009.

Cameco Corporation (TSX: CCO; NYSE: CCJ) announced that unionized employees at Cameco Fuel Manufacturing Inc. (CFM) began a legal strike on Saturday, September 5, 2009 after the company and members of United Steelworkers Local 14193 were unable to reach a new collective agreement. The last contract between the company and the 137 unionized employees at CFM's plants in Port Hope and Cobourg expired on June 1, 2009.

Cameco Corporation (TSX: CCO; NYSE: CCJ) today announced that it has completed its previously announced public offering of $500 million principal amount 5.67% Senior Unsecured Debentures, Series D.

Cameco Corporation (TSX: CCO; NYSE: CCJ) has filed today a preliminary short form base shelf prospectus with securities regulatory authorities in each of the provinces and territories of Canada, relating to the issuance of senior unsecured debentures having an aggregate offering price of up to $1 billion (or its equivalent in one or more foreign currencies or currency units).

Cameco Corporation (TSX: CCO; NYSE: CCJ) announced today that there are no undisclosed material developments related to the progress of divesting the company's interest in Centerra Gold Inc.

Cameco Corporation will issue its second quarter results before markets open on Wednesday, August 12, 2009.

Cameco Corporation (TSX: CCO; NYSE: CCJ) announced today the closing of the agreement that Cameco and Centerra Gold Inc. signed with the Kyrgyz government that is described in Cameco's April 24, 2009 news release.

Cameco Corporation (TSX: CCO; NYSE: CCJ) announced today that a presentation by senior vice-president and CFO Kim Goheen at the New York Society of Security Analysts 9^th Annual Metals & Mining Conference will be available by audiocast. The event is scheduled for Wednesday, June 3, 2009 at 9:35 a.m. Eastern Time.

Cameco Corporation (TSX: CCO; NYSE: CCJ) announced today that it is preparing to resume uranium hexafluoride (UF₆) production at its Port Hope conversion facility. Cameco has signed a new contract with its historic supplier of hydrofluoric acid (HF) under terms that are mutually beneficial to both parties. HF is a primary feed material for the production of UF₆.

Cameco Corporation (TSX: CCO; NYSE: CCJ) announced today that the Kyrgyz Parliament has ratified the agreement that Cameco and Centerra Gold Inc. signed with the Kyrgyz government that is described in Cameco's April 24, 2009 news release. In addition, the Kyrgyz Parliament has passed legislation authorizing the implementation of all of the terms of the agreement. The legislation has been forwarded to the Kyrgyz President for signature.

Cameco Corporation announced today that it has opened an office in Perth and appointed Ron Matthews managing director of the Kintyre uranium project in Western Australia.

Cameco Corporation (TSX: CCO; NYSE: CCJ) today announced that it has completed its previously announced bought deal public offering of common shares of Cameco at a price of $17.25 per common share. The underwriters, led by BMO Capital Markets and RBC Capital Markets, elected to exercise their over-allotment option in full, resulting in a total of 26,666,400 common shares being issued today by Cameco for gross proceeds of $459,995,400.

Cameco intends to use the net proceeds of the offering to strengthen its capital position and enhance its financial flexibility to allow it to take advantage of opportunities that may emerge from the current industry environment, and for general corporate purposes.

Cameco Corporation today reported 2008 adjusted net earnings¹ of $589 million ($1.67 per share adjusted and diluted), 3% higher than in 2007 due largely to higher earnings in the gold and electricity businesses. Earnings from the uranium business decreased marginally over 2007.

Adjusted net earnings¹ for the fourth quarter were $179 million compared to $53 million in the fourth quarter of 2007 due to higher earnings in the uranium and gold businesses driven by increases in sales volumes and realized selling prices.

Note: All dollar amounts are expressed in Canadian dollars unless otherwise stated. The 2008 annual financial statements have been audited, however all 2007 and 2008 fourth quarter financial information presented is unaudited. Cameco's audited annual financial statements are available on our company's website cameco.com, on SEDAR at sedar.com and on EDGAR at sec.gov/shtml. For convenience to the reader, supplementary financial information providing a summary of Cameco's financial results for the fourth quarter of 2008 will be made available on the company's website, as well as on SEDAR and EDGAR.

¹ Net earnings for the quarters and years ended December 31, 2007 and 2008 have been adjusted to exclude a number of items. Adjusted net earnings is a non-GAAP measure. For a description see "Use of Non-GAAP Financial Measures" in this document.