Erdene study puts Zuun Mod project's base — case after — tax NPV at US$ 745.1 million

Erdene Resource Development announced a preliminary economic assessment for its wholly owned Zuun Mod molybdenum-copper project in Mongolia on October 14, 2026. Base-case after-tax net present value at an 8% discount rate is USD 745.1 million, with a 16.1% internal rate of return. The base case assumes molybdenum prices of USD 25/lb and copper prices of USD 5/lb. Initial capital costs are estimated at USD 686.8 million for a 34-year mine life. At USD 33/lb molybdenum and USD 6.50/lb copper, after-tax NPV rises to USD 1.98 billion, with a 27.8% IRR. 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. Erdene Resource Development Corporation published the original content used to generate this news brief on October 15, 2026, and is solely responsible for the information contained therein. (C)