June 29, 2023

December 31, 2023

December 31, 2024

Risk-free interest rate

5.419

% 

4.77

%

4.32

%

Expected life

1.0

 year

0.5

 year

0.7

 year

Share price

$ 

2.68 (post-split adjusted 107.2)

$

1.19 (post-split adjusted 47.6)

$

0.21(post-split adjusted 8.4)

Volatility

142

% 

135

%

149

%