Cameco Announces Change to Dividend Record Date

TSX: CCO website: cameco.com

NYSE: CCJ currency: Cdn (unless noted)

2121 – 11th Street West, Saskatoon, Saskatchewan, S7M 1J3 Canada

Tel: 306-956-6200 Fax: 306-956-6201

Cameco Announces Change to Dividend Record Date

Saskatoon, Saskatchewan, Canada, November 1, 2019 . . . . . . . . . . . . .

Cameco (TSX: CCO; NYSE: CCJ) announced today that record date for the annual dividend of

$0.08 per share announced earlier today, will be changed to November 27, 2019 (previously

November 29, 2019). Due to the closure of stock markets in the United States, a November 29,

2019 record date creates different ex-dividend dates in Canada on the TSX and in the United

States on the NYSE. The dividend remains payable on December 13, 2019.

Profile

Cameco is one of the world’s largest providers of uranium fuel. Our competitive position is

based on our controlling ownership of the world’s largest high-grade reserves and low-cost

operations. Our uranium products are used to generate clean electricity in nuclear power plants

around the world. Our shares trade on the Toronto and New York stock exchanges. Our head

office is in Saskatoon, Saskatchewan.

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Investor inquiries: Rachelle Girard 306-956-6403

Media inquiries: Carey Hyndman 306-956-6317