v3.25.2
Fair Value Measurements (Tables)
12 Months Ended
Jun. 30, 2025
Fair Value Disclosures [Abstract]  
Summary of Key Assumptions in Valuing the Royalty Conversion Option Derivative The key assumptions in valuing the royalty conversion option derivative include:



June 30, 2025

 

 

At June 30, 2024

 

Cumulative present value of royalty stream

$

16,758,545

 

 

$

15,188,299

 

Conversion threshold is set as the value of the Debenture

$

15,000,000

 

 

$

15,000,000

 

Term in years

3.49

 

 

4.49

 

Volatility (A five year portfolio volatility of gold and silver, weighted by relative value in the project, is used as the historical volatility for the royalty stream)

 

15.93

%

 

 

16.65

%

Risk-Free Rate (Derived from a term-matched coupon risk-free interest rate derived from the Treasury Constant Maturities yield curve)

 

3.64

%

 

 

4.27

%

Dividend yield1

 

0

%

 

 

0

%

1.
Dividend yield is set to 0% as no value of the royalty is lost given that production is assumed to begin in year 5