---
schema_version: "secwatch.filing_event.v1"
accession: "0001062993-25-004772"
form_type: "8-K"
ticker: "IAUX"
cik: "0001853962"
company_name: "i-80 Gold Corp."
filed_at: "2025-03-06T23:59:59+00:00"
generated_at: "2026-05-25T07:30:56.864730+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Granite Creek Underground PEA: after-tax NPV $155M at $2,175/oz; debenture amended, insider placement closed

## Summary
- Granite Creek Underground PEA: after-tax NPV (5%) $155M at $2,175/oz gold, 84% IRR; 8-year life, avg 52,200 oz/yr.
- Updated M&I resource: 261,000 oz at 10.5 g/t; inferred 326,000 oz at 13.0 g/t (drill data through 2022).
- Convertible debenture amended: conversion price set at 85% of 5-day VWAP; Company can redeem at 104% of principal.
- Insider private placement closed: 997,871 shares at C$0.80 for gross proceeds of ~C$798,297.

## SEC filing metadata
- accession: 0001062993-25-004772
- form_type: 8-K
- ticker: IAUX
- cik: 0001853962
- company_name: i-80 Gold Corp.
- filed_at: 2025-03-06T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 2.03, 3.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1853962/000106299325004772/0001062993-25-004772-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1853962/000106299325004772/form8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001062993-25-004772
- JSON: https://secwatch.observer/filing/0001062993-25-004772.json
- Plain text: https://secwatch.observer/filing/0001062993-25-004772.txt

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