Kootenay Silver Announces Positive PEA with a US$763 Million After-Tax NPV & 41% IRR for La Cigarra Silver Project

About this update from Kootenay Silver Inc.

The Project includes a 14-year open-pit silver project delivering strong economics, a rapid 1.9 year payback, and a 63.7-million-ounce payable silver production profile with significant exploration upside remaining along a 9-kilometre mineralized trend. VANCOUVER, BC, June 15, 2026 /CNW/ - Kootenay Silver Inc. (the "Company" or "Kootenay") (TSXV: KTN) (OTCQX: KOOYF) is pleased to announce the results of a positive Preliminary Economic Assessment ("PEA")i for its 100%-owned La Cigarra Silver Project ("La Cigarra" or the "Project") in Chihuahua, Mexico. The La Cigarra Project is situated within the well-established Parral Mining District of Chihuahua State, Mexico), which hosts two nearby mining operations, the Santa Barbara Mine and the San Francisco Del Oro Mine. Both mines are active silver producers located approximately 20–30 kilometres to the south of La Cigarra along the same mineralized trend and are actively mining to depths of up to 2,000 kilometres deep. Together, these two operations produced 440 million ounces of silver from 1650 to 1988 (Grant and Ruiz, 1988) with both operations still in production today. Readers are cautioned that the information disclosed from adjacent properties is not necessarily indicative to the mineralization on the Project that is the subject of this disclosure.  Key Highlights of the PEA All monetary values are in U.S. dollars unless otherwise noted. Project Economics Capital and Cost Structure Production Profile Management Commentary James McDonald, President and CEO of Kootenay Silver, said: "The Preliminary Economic Assessment marks a significant milestone in advancing La Cigarra toward development. The 14-year mine life, strong annual production, and IRR demonstrate the potential for a long-life silver operation in one of Mexico's premier mining districts, a district that has been producing for nearly 500 years. We believe the combination of attractive economics, substantial resource-growth potential, existing infrastructure, and strong silver market fundamentals, positions La Cigarra as a compelling development asset, significantly adding value to the stakeholders in the region." Ken Berry, Chairman of Kootenay Silver, added: "This study validates our strategy of advancing our portfolio of silver assets through the development pi...

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