---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-216859"
form_type: "8-K"
ticker: "HL"
cik: "0000719413"
company_name: "HECLA MINING CO/DE/"
filed_at: "2023-08-21T23:59:59+00:00"
generated_at: "2026-06-11T06:36:58.049912+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Lucky Friday mine fire to impact production, cost guidance; plan pending

## Summary
- Fall of ground in #2 shaft caused by a contained fire; no personnel in mine at time.
- Incident ~500 ft from bottom of active shaft; MSHA notified.
- Production and cost guidance expected to be impacted; 2023 guidance to be updated after recovery plan.
- Company working on plan to resume production; full inspection not yet completed.

## SEC filing metadata
- accession: 0001193125-23-216859
- form_type: 8-K
- ticker: HL
- cik: 0000719413
- company_name: HECLA MINING CO/DE/
- filed_at: 2023-08-21T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/719413/000119312523216859/0001193125-23-216859-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/719413/000119312523216859/d495070d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-216859
- JSON: https://secwatch.observer/filing/0001193125-23-216859.json
- Plain text: https://secwatch.observer/filing/0001193125-23-216859.txt

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