---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-091815"
form_type: "8-K"
ticker: "PPTA"
cik: "0001526243"
company_name: "PERPETUA RESOURCES CORP."
filed_at: "2025-09-22T23:59:59+00:00"
generated_at: "2026-05-17T05:57:58.614800+00:00"
event_type: "regulatory"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Perpetua Resources receives conditional Notice to Proceed for Stibnite Gold Project from USFS

## Summary
- USFS issued conditional Notice to Proceed after Project satisfied all requirements in Jan 2025 ROD.
- Construction may begin after posting joint financial assurance bonding agreed by USFS, IDL, and USACE.
- Company expects to post bonding in coming weeks; early works construction to start fall 2025.
- At celebration ceremony, Mr. Cherry presented $350,000 check to the Stibnite Foundation.

## SEC filing metadata
- accession: 0001104659-25-091815
- form_type: 8-K
- ticker: PPTA
- cik: 0001526243
- company_name: PERPETUA RESOURCES CORP.
- filed_at: 2025-09-22T23:59:59+00:00
- event_type: regulatory
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1526243/000110465925091815/0001104659-25-091815-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1526243/000110465925091815/tm2526631d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-091815
- JSON: https://secwatch.observer/filing/0001104659-25-091815.json
- Plain text: https://secwatch.observer/filing/0001104659-25-091815.txt

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