---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-010289"
form_type: "8-K"
ticker: "HYMC"
cik: "0001718405"
company_name: "HYCROFT MINING HOLDING CORP"
filed_at: "2026-03-16T23:59:59+00:00"
generated_at: "2026-05-15T11:50:13.371413+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Hycroft reports high-grade silver intercepts at Brimstone, extends mineralization 150m deeper

## Summary
- H25D-6077: 542.78 g/t Ag over 35.5m, including 1,187.29 g/t over 14.8m and 21,833 g/t over 0.4m.
- Step-out H25D-6075 confirms 358.15 g/t Ag over 11.2m, extending high-grade zone 150m down-dip.
- Brimstone system remains open at depth and laterally; 6 core holes completed in 2026 with assays pending.
- Additional drill rigs arriving; exploration targeting high-grade feeder systems continues.

## SEC filing metadata
- accession: 0001493152-26-010289
- form_type: 8-K
- ticker: HYMC
- cik: 0001718405
- company_name: HYCROFT MINING HOLDING CORP
- filed_at: 2026-03-16T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.6
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1718405/000149315226010289/0001493152-26-010289-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1718405/000149315226010289/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-010289
- JSON: https://secwatch.observer/filing/0001493152-26-010289.json
- Plain text: https://secwatch.observer/filing/0001493152-26-010289.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.