---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-121391"
form_type: "8-K"
ticker: "PPTA"
cik: "0001526243"
company_name: "PERPETUA RESOURCES CORP."
filed_at: "2025-12-16T23:59:59+00:00"
generated_at: "2026-05-16T13:02:56.178803+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Perpetua Resources raises $32.8M and selects Hatch as EPCM contractor for Stibnite Gold Project

## Summary
- Private placement to non-affiliated investor raises $28.84M from 1M shares and warrants; warrants exercisable at $38.93-$47.59; expected close Dec 18, 2025.
- Hatch Ltd. subscribes for ~$4M at $28.84/share (138,696 shares) in two tranches tied to EPCM agreement and final investment decision.
- Board approves grant of 150,000 common shares to Stibnite Foundation upon receiving all permits for Stibnite Gold Project construction.
- Selected Hatch as EPCM contractor for Stibnite Gold Project; definitive contract expected in coming weeks.
- Partnered with Idaho National Laboratory for pilot plant to recover antimony; RFP for commercial-grade antimony processing now expected in 2026.

## SEC filing metadata
- accession: 0001104659-25-121391
- form_type: 8-K
- ticker: PPTA
- cik: 0001526243
- company_name: PERPETUA RESOURCES CORP.
- filed_at: 2025-12-16T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.75
- confidence: high
- sec_items: 3.02, 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1526243/000110465925121391/0001104659-25-121391-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1526243/000110465925121391/tm2533498d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-121391
- JSON: https://secwatch.observer/filing/0001104659-25-121391.json
- Plain text: https://secwatch.observer/filing/0001104659-25-121391.txt

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