v3.26.1
Fair Value (Tables)
6 Months Ended
Jun. 30, 2026
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:

 

   October 1, 
   2025 
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, 
   2025 
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:

 

   December 31,   January 20, 
   2025   2026 
Underlying price per share  $1.13   $1.18 
Exercise price per share  $1.44   $1.439 
Risk-free interest rate   3.7%   3.8%
Expected holding period   4.58 years    4.52 years 
Expected volatility   106%   107%
Expected dividend yield        

 

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

 

   December 31,   January 20, 
   2025   2026 
Underlying price per share  $1.13   $1.18 
Exercise price per share  $1.44   $1.439 
Risk-free interest rate   3.5%   3.5%
Expected holding period   1.09 years    1.03 years 
Expected volatility   168%   172%
Expected dividend yield        

 

 

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

 

   March 6, 
   2026 
Underlying price per share  $0.694 
Exercise price per share  $1.00 
Risk-free interest rate   3.5%
Expected holding period   5 years 
Expected volatility   104%
Expected dividend yield    

 

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

 

   May 7, 
   2026 
Underlying price per share  $0.56 
Exercise price per share  $0.60 
Risk-free interest rate   4.04%
Expected holding period   5 years 
Expected volatility   109%
Expected dividend yield    

 

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

 

   May 20, 
   2026 
Underlying price per share  $0.2531 
Exercise price per share  $0.4063 
Risk-free interest rate   4.22%
Expected holding period   5 years 
Expected volatility   115%
Expected dividend yield    

 

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

 

   June 10, 
   2026 
Underlying price per share  $0.4376 
Exercise price per share  $0.6486 
Risk-free interest rate   4.27%
Expected holding period   5 years 
Expected volatility   125%
Expected dividend yield    
Schedule of Range of Probabilities

 

Range of Probability  Probability 
Low   0.5%
Medium   1.0%
High   5.0%
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 June 30, 2026 
   Total   Level 1   Level 2   Level 3 
Assets:                    
Cash equivalents  $8,989   $8,989   $   $ 
Marketable securities  $64   $64  $   $ 

 

   As of December 31, 2025 
   Total   Level 1   Level 2   Level 3 
Assets:                    
Cash equivalents  $931   $931   $   $ 
Marketable securities  $62   $62   $   $ 
                     
Liabilities:                    
Warrant liability  $8,244   $   $   $8,244