New McPhillamys PFS Supports Reinstatement of Ore Reserve

• New PFS shows McPhillamys delivers 190koz annual gold production at A$4,000/oz gold price
• Gross revenue of $7.1 billion, NPV5.5% of $1.13 billion, and IRR of 21.8% post-tax
• McPhillamys Gold Project Ore Reserve reinstated at 56Mt at 1.1g/t Au for 1.89Moz
• Total pre-production capital $1.08 billion, including $78 million of contingency
• Targeting Final Investment Decision in the first half of calendar year 2028

Regis Resources Ltd has announced the reinstatement of the McPhillamys Gold Project Ore Reserve following the completion of a new Pre-Feasibility Study (PFS). The study demonstrates that the project delivers 190,000 ounces of average annual gold production at a gold price of A$4,000/oz, with gross revenue of $7.1 billion, a Net Present Value (NPV) of $1.13 billion at a 5.5% discount rate, and an Internal Rate of Return (IRR) of 21.8% post-tax. The reinstated Ore Reserve is 56 million tonnes at 1.1 grams per tonne gold for 1.89 million ounces. Total pre-production capital is $1.08 billion, including $78 million of contingency. Regis is targeting a Final Investment Decision (FID) in the first half of calendar year 2028, subject to securing necessary approvals.

Regis Resources targets FID in H1 2028; NPV $1.13 billion at 5.5% discount rate; 190,000 oz annual gold production at A$4,000/oz gold price

Regis Resources is focused on securing necessary approvals and targeting a Final Investment Decision in the first half of calendar year 2028 to commence the McPhillamys Gold Project.