Cameco Corporation has established a $500 million at-the-market equity distribution program, allowing for the issuance and sale of common shares through TD Securities, CIBC World Markets, and Scotia Capital as agents. The shares will be sold on the NYSE and TSX at prevailing market prices.Under the agreement, the agents will receive a commission of up to 2% of gross proceeds from sales. The program will remain effective until December 12, 2026, or upon completion of $500 million in share sales, whichever occurs first. The net proceeds will be used as described in the prospectus.The offering is being conducted pursuant to Cameco's effective shelf registration statement and prospectus supplement filed with Canadian securities regulators and the SEC. The company has obtained exemptive relief from French translation requirements for Quebec.

Cameco Corporation has established a $500 million at-the-market equity distribution program, allowing for the issuance and sale of common shares through TD Securities, CIBC World Markets, and Scotia Capital as agents. The shares will be sold on the NYSE and TSX at prevailing market prices.Under the agreement, the agents will receive a commission of up to 2% of gross proceeds from sales. The program will remain effective until December 12, 2026, or upon completion of $500 million in share sales, whichever occurs first. The net proceeds will be used as described in the prospectus.The offering is being conducted pursuant to Cameco's effective shelf registration statement and prospectus supplement filed with Canadian securities regulators and the SEC. The company has obtained exemptive relief from French translation requirements for Quebec.