• Southern Silver targets an updated mineral resource estimate for Mexico’s Cerro Las Minitas project in Q1 2027, incorporating Puro Corazón.
• A revised preliminary economic assessment incorporating Puro Corazón is planned for Q2 2027.
• The Q4 2026 work program includes approximately 14,000 meters of drilling targeting 6 million–8 million tonnes for inferred resources.
• The 2024 preliminary economic assessment estimates after-tax net present value of US$ 501 million at a 5% discount rate.
• Initial capital expenditure is estimated at US$ 388 million, with an after-tax internal rate of return of 21.2%.

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. Southern Silver Exploration Corp. published the original content used to generate this news brief on October 22, 2026, and is solely responsible for the information contained therein.