• Cascadero Copper agreed to sell all shares of Cascadero Minerals to Lumina Copper, an affiliate of First Quantum Minerals.
• Deal value: USD 15 million cash at closing, subject to adjustments, with up to USD 4 million in contingent payments post-close.
• Contingent payments tied to a final construction decision for the Taca Taca project, then USD 100 million of construction spending.
• Lumina will also settle about USD 925,000 of Cascadero payables at closing; Cascadero will assume about USD 163,631 owed to Nelson Borch.
• Post-transaction, Cascadero plans to focus on the Taron Cesium project in Argentina while retaining a broader exploration property portfolio.

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. Cascadero Copper Corporation published the original content used to generate this news brief via Newsfile (Ref. ID: 202609011753NEWSFILECNPR____20260901_312477_1) on September 01, 2026, and is solely responsible for the information contained therein.