NexGen Announces Best Hole to Date (RK-24-222) and High-Grade Expansion at Patterson Corridor East Concluding a Successful 2024 Drilling Program

Group 1 - The recent drilling results at the PCE site have revealed a high-grade mineralized zone, particularly in drill hole RK-24-222, which intersected a 17.0 m wide vein with multiple occurrences of off-scale mineralization exceeding 61,000 cps [1] - The high-grade sub-domain now extends 100 m along strike and 170 m in depth, indicating potential for further growth in all directions [1] - The PCE system's materiality has been elevated, with the new zone located only 3.5 km from the world-class Arrow deposit, enhancing NexGen's portfolio in the Athabasca Basin [2][3] Group 2 - NexGen is focused on advancing the Rook I Project while expanding exploration at PCE, demonstrating a commitment to maximizing the potential of the uranium district amid increasing global demand for clean energy [3] - Assays from the disclosed intersections are anticipated in Q4 2024 and Q1 2025, with exploration activities set to resume in January 2025 [3] - The exploration program at PCE is being planned to capitalize on the evident prospectivity for material growth [3]