Core Viewpoint - Perseus Mining Limited has updated its estimates of Mineral Resources and Ore Reserves as of June 30, 2025, reporting significant increases in both categories, indicating growth in the company's gold assets [1][2]. Mineral Resources Summary - The total Measured and Indicated (M&I) Mineral Resources are now estimated at 7.8 million ounces (Moz) of gold, with a total of 185.9 million tonnes (Mt) grading 1.30 grams per tonne (g/t) [2][10]. - This represents an increase from the previous year's estimate of 4.9 Moz of gold from 115.9 Mt grading 1.31 g/t [10]. - Inferred Resources are reported at 39.9 Mt grading 1.5 g/t for 1.9 Moz of gold, up from 1.3 Moz from 24.1 Mt grading 1.6 g/t in the prior year [10]. Ore Reserves Summary - The Proved and Probable Ore Reserves total 5.0 Moz of gold, with 116.7 Mt at an average grade of 1.33 g/t [2][6]. - This marks an increase of 2.1 Moz in Ore Reserves compared to the previous year, reflecting the company's strategic reassessment of growth opportunities within its portfolio [3][6]. - The breakdown of Ore Reserves includes 20.9 Mt of Proved Reserves and 95.8 Mt of Probable Reserves [6]. Project-Specific Details - The Edikan Gold Mine contributes significantly to the estimates, with 29.7 Mt of total Ore Reserves at a grade of 1.03 g/t, equating to 980,000 ounces [6]. - The Sissingué Gold Mine and Yaouré Gold Mine also contribute notable amounts, with respective total Ore Reserves of 3.7 Moz and 1.4 Moz [6]. - The Meyas Sand Gold Project (formerly Block 14) includes Indicated Mineral Resources of 3.3 Moz and a Probable Mineral Reserve of 2.9 Moz, which are not included in the main estimates [2][11]. Strategic Insights - The company is focusing on optimizing its portfolio rather than adhering to fixed investment targets for each asset, aiming to balance growth investments with cash margins [3]. - The updated estimates are in accordance with the JORC Code (2012) and reflect a commitment to maintaining high standards in reporting mineral resources and reserves [12][19].

For personal use only Diggers and Dealers 4-6 August 2025 ASX : RRL Cautionary statement This presentation contains only a brief overview of Regis Resources Limited and its associated entities ("Regis or RRL") and their respective activities and operations. The contents of this presentation, including matters relating to the geology of Regis' projects, may rely on various assumptions and subjective interpretations which it is not possible to detail in this presentation and which have not been subject to any ...