Osisko Development Announces Optimized Feasibility Study for Permitted Cariboo Gold Project with C$943 Million After-Tax NPV5% and 22.1% IRR at US$2,400/oz Base Case Gold Price; at US$3,300/oz Spot Gold C$2.1 Billion After-Tax NPV5% and 38.0% IRR
(All dollar amounts are expressed in CAD dollars, unless stated otherwise) HIGHLIGHTS1 Robust returns with base case after-tax NPV5% of $943 million, unlevered after-tax IRR of 22.1% and payback2 of 2.8 years at $2,400/oz gold price assumption. Using spot gold price of $3,300/oz, NPV5% improves to $2,066 million, IRR 38.0%, and payback2 of 1.6 yearsAverage annual production of ~190,000 ounces of gold over a 10-year mine life (202,000 ounces in the first 5 years) with first gold anticipated in H2 2027, assuming construction commences in Q3 2025, subject to progress on ongoing project financing discussionsAverage TCC of US$947/oz and AI
