La Colorada Mine

Heliostar Metals’ updated technical report (October 17, 2025) reveals improved economics and resource expansion at the La Colorada Mine. At $2,300/oz gold, the after-tax NPV5% is $66.2M, IRR is 24.4%, with a 3.4-year payback. Initial capital expenditure is reduced by 17% to $44.5M. Indicated resources increased by 62,000 ounces to 513,000 ounces. Permits for leach pad expansion have been secured. The mine has a 6.1-year life with average AISC of $1,626/oz.