secwatch.observer — SEC 8-K summary ====================================== Issuer: HYCROFT MINING HOLDING CORP (HYMC) CIK: 0001718405 Form: 8-K Filed at: 2026-02-18T23:59:59+00:00 Accession: 0001493152-26-007255 Event type: other_material Sentiment: positive Materiality: 0.80 Item codes: 7.01, 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Hycroft reports 55% growth in gold and silver resources to 16.4M oz gold and 562.6M oz silver -------------------------------------------------------------------------------- - Measured and Indicated resources: 16.4M oz gold (+55%) and 562.6M oz silver (+55%); Inferred up 50% gold and 38% silver. - Initial high-grade silver resource: 90.2M oz silver (M+I) from Brimstone and Vortex systems. - Metallurgical test work shows 83% gold recovery and 78% silver recovery via pressure oxidation (POX). - New Technical Report Summary effective Jan 21, 2026 supersedes previous IA from March 2023. - Evaluating roasting alternative with potential sulfuric acid by-product; POX and roasting costs comparable per initial study. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1718405/000149315226007255/0001493152-26-007255-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1718405/000149315226007255/form8-k.htm HTML page: https://secwatch.observer/filing/0001493152-26-007255 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer