NexGen highlights Rook I construction progress in corporate presentation

• NexGen outlined construction progress at its Rook I uranium project, described as the largest single uranium source under development globally.
• Project received CNSC authorization to build on March 5, 2026; major construction began June 2026.
• Rook I targets output of up to 30 million lbs of U3O8 per year, positioning it at about 20% of global primary supply.
• Sales commitments total 12 million lbs at market-related pricing, scheduled from commercial production.
• Deck cited a projected primary uranium deficit of 335 million lbs per year by 2040, arguing for higher long-term prices.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. NexGen Energy Ltd. published the original content used to generate this news brief on September 01, 2026, and is solely responsible for the information contained therein.