$IAUX

i-80 Gold Corp. (IAUX): Granite Creek Underground; After-Tax NPV(5%) of $118 Million at $2,750/oz Au Increasing to $598 Million at $4,500/oz Au

i-80 Gold Corp. (IAUX) filed an SEC Form 8-K — Regulation FD Disclosure. Exhibit 99.1 i-80 Gold Announces Positive Feasibility Study and Initial Mineral Reserves for Granite Creek Underground; After-Tax NPV (5%) of $118 Million at $2,750/oz Au Increasing to $598 Million at $4,500/oz Au Unless otherwise stated, all amounts referred to herein are in U.S

Original reporting
Published Sep 22, 2026, 12:14 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 22, 2026, 12:17 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefCorporate actions
Primary signal
$IAUX
Bullish
high confidence
Mentioned
$IAUX
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR 8-K
Decision brief

The 30-second read

$IAUXBullishMed
01

Why it matters

The disclosed NPV and reserve expansion provide a clear catalyst for IAUX, likely prompting analyst upgrades and increased trading volume.

02

Market read

First‑time feasibility data for a small‑cap gold producer; material for price action and sector sentiment.

03

What to watch

Capital expenditures for the Lone Tree plant and potential drilling cost overruns could compress margins.

Relevance 6/10Novelty 7/10Timing: filed Sep 22 2026

Background

i‑80 Gold Corp. filed a Regulation FD 8‑K to disclose its feasibility study results, a standard practice for junior miners to inform investors of project economics.

Company-level read

Ticker impact

$IAUXBullishHigh confidence
Context

SEC 8‑K filing announces a positive feasibility study for the Granite Creek Underground project with after‑tax NPV of $118 M at $2,750/oz gold.

Expected impact

Potential upside of 10‑15% over the next 3‑6 months as investors price in higher reserves and cash flow.

Evidence & confidence

First‑time disclosure of robust economics and expanded resource base for a mid‑tier gold producer; material for a small‑cap.

Market effects

Strengthens the Nevada gold mining sector outlook and may lift peers with similar projects.

Positive for Nevada‑based mining stocks and related service providers.

Adds to global gold supply expectations, modestly supportive for gold prices.

Counterpoint

If gold prices fall below $2,500/oz, the projected cash flows could be overstated, limiting upside.

Key entities

  • i‑80 Gold Corp.

    US‑listed gold mining company (NYSE: IAUX) reporting feasibility study results.

  • Richard Young

    President & CEO of i‑80 Gold, quoted on project economics.

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i-80 Gold (IAUX) held its Q2 2026 earnings call, discussing progress at Granite Creek Underground and Archimedes. Granite Creek Q2 production rose to about 8.6k oz gold, with YTD about 17.5k oz, on track for 2026 guidance of 30k to 40k oz. Updated Granite Creek resource supports a feasibility study planned for Q3 2026; Archimedes first gold is targeted for Q4 2026.

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i-80 Gold Corp. (IAUX) filed an SEC Form 8-K — Results of Operations and Financial Condition. i-80 Gold Reports Second Quarter 2026 Results; On Track to Achieve Full-Year Guidance as Granite Creek Ramps Up and Development Plan Advances TORONTO, ON, August 10 , 2 026 – i-80 GOLD CORP. (NYSE:IAUX) (TSX:IAU) (“i-80 Gold” or the “Company”) reports its financial and operating