Cameco (TSX: CCO; NYSE: CCJ) announced today that Senior Vice-President and Chief Financial Officer, Grant Isaac, will be speaking at the TD Securities Virtual Uranium Roundtable being held on October 7, 2021.

Cameco (TSX: CCO; NYSE: CCJ), GE Hitachi Nuclear Energy (GEH), GEH SMR Technologies Canada, Ltd. (GEH SMR Canada) and Synthos Green Energy (SGE), a member of the Synthos Group S.A., have entered into a Memorandum of Understanding (MOU) to evaluate the potential establishment of a uranium fuel supply chain in Canada capable of servicing a potential fleet of BWRX-300 small modular reactors (SMRs) in Poland.

Cameco (TSX: CCO; NYSE: CCJ) and X-energy have entered a non-binding and non-exclusive Memorandum of Understanding to explore possible areas of cooperation to support the potential future deployment, fuelling and servicing of Xe-100 small modular reactors (SMRs) in Canada and the United States.

Cameco (TSX: CCO; NYSE: CCJ) and Silex Systems Limited (Silex) (ASX: SLX; OTCQX: SILXY) are pleased to announce the appointment of Stephen M. Long as Chief Executive Officer of GLE, effective September 1, 2021.

Cameco (TSX: CCO; NYSE: CCJ) today reported its consolidated financial and operating results for the second quarter ended June 30, 2021 in accordance with International Financial Reporting Standards (IFRS).

Cameco (TSX: CCO; NYSE: CCJ), GE Hitachi Nuclear Energy (GEH) and Global Nuclear Fuel-Americas (GNF-A) have entered into a Memorandum of Understanding to explore several areas of cooperation to advance the commercialization and deployment of BWRX-300 small modular reactors (SMRs) in Canada and around the world.

Cameco (TSX: CCO; NYSE: CCJ) will issue its second quarter results before markets open on Wednesday, July 28, 2021. Cameco invites investors and the media to join its second quarter conference call with the company's senior executives on Wednesday, July 28, 2021 at 8:00 a.m. Eastern.

Cameco (TSX: CCO; NYSE: CCJ) is returning its regular workforce to the Cigar Lake uranium mine in northern Saskatchewan today and planning to restart production later this week.

Cameco (TSX: CCO; NYSE: CCJ) provided an update today regarding the wildfire situation near the Cigar Lake uranium mine in northern Saskatchewan.

Cameco (TSX: CCO; NYSE: CCJ) has made the decision to evacuate all non-essential personnel from the Cigar Lake uranium mine in northern Saskatchewan.

Silex Systems Limited (Silex) (ASX: SLX; OTCQX: SILXY) and Cameco Corporation (Cameco) (TSX: CCO; NYSE: CCJ) are pleased to announce the appointment of James Dobchuk as President and Chief Commercial Officer of GLE, effective June 15, 2021.

An individual at Cameco’s Cigar Lake operation has tested positive today for COVID-19. The result is being sent for confirmation to the provincial lab and will be classified as a presumptive positive until we have confirmation.

Starting today, first-dose COVID-19 vaccine shots are available at Cameco’s Cigar Lake operation. The Saskatchewan Health Authority provided 200 Moderna vaccines on a time-sensitive basis. The registered nurses at Cigar Lake are delivering the vaccines – which are available to all employees and contractors on a voluntary basis.

Given the recent outbreak status at Cigar Lake and after conversations with the Northern Population Health Unit, Cameco conducted a three-day site-wide COVID-19 testing program this weekend.

An individual at Cigar Lake has tested positive for COVID-19 this morning. The result is being sent for confirmation to the provincial lab and will be classified as a presumptive positive until we have confirmation.