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Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2025
Fair Value Disclosures [Abstract]  
Schedule of Assumptions to Estimate Fair Value of Warrants

The Company utilized the following assumptions to estimate the fair value of the Class A Warrants:

 

   June 30, 
   2024 
Underlying price per share  $35.00 
Exercise price per share  $36.30 
Risk-free interest rate   4.42%
Expected holding period   5.5 years 
Expected volatility   110%
Expected dividend yield    

 

The Company utilized the following assumptions to estimate the fair value of the Class B Warrants:

 

   June 30, 
   2024 
Underlying price per share  $35.00 
Exercise price per share  $36.30 
Risk-free interest rate   4.82%
Expected holding period   2 years 
Expected volatility   89%
Expected dividend yield    

 

The Company utilized the following assumptions to estimate the fair value of the Class C Warrants:

 

   October1, 
   2024 
Underlying price per share  $26.00 
Exercise price per share  $28.00 
Risk-free interest rate   3.6%
Expected holding period   2 years 
Expected volatility   82%
Expected dividend yield    

 

 

The Company utilized the following assumptions to estimate the fair value of the Class D Warrants:

 

   October 1, 
   2024 
Underlying price per share  $26.00 
Exercise price per share  $28.00 
Risk-free interest rate   3.5%
Expected holding period   5.5 years 
Expected volatility   91%
Expected dividend yield    

 

 

The Company utilized the following assumptions to estimate the fair value of the Class E Warrants:

 

   July 30,   September 30, 
   2025   2025 
Underlying price per share  $3.05   $2.74 
Exercise price per share  $4.00   $4.00 
Risk-free interest rate   4.0%   3.7%
Expected holding period   5 years    4.83 years 
Expected volatility   101%   108%
Expected dividend yield        

 

The Company utilized the following assumptions to estimate the fair value of the Class F Warrants:

 

   July 30,   September 30, 
   2025   2025 
Underlying price per share  $

3.05

   $2.74 
Exercise price per share  $4.00   $4.00 
Risk-free interest rate   4.0%   3.7%
Expected holding period   1.51 years    1.34 years 
Expected volatility   142%   162%
Expected dividend yield        
Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis

The table below presents the balances of assets and liabilities measured at fair value on a recurring basis by level within the hierarchy as (in thousands):

 

   As of September 30, 2025 
   Total   Level 1   Level 2   Level 3 
Assets:                    
Cash equivalents  $1,764   $1,764   $   $ 
Marketable securities  $62   $62   $   $ 
Liabilities:                    
Warrants  $

7,302

   $   $   $

7,302

 

 

   As of December 31, 2024 
   Total   Level 1   Level 2   Level 3 
Assets:                    
Cash equivalents  $51   $51   $   $ 
Marketable securities  $2,276   $2,276   $   $