XML 52 R33.htm IDEA: XBRL DOCUMENT v3.25.1
Stock-based Compensation (Tables)
 12 Months Ended
Dec. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock Option Activity
The following table summarizes stock option activity:
OptionsWeighted
average
exercise
price 		Weighted
average
remaining
contractual
term (years)		Aggregate
Intrinsic
Value (in
thousands)
Outstanding as of December 31, 20236,023,370$3.94 
Exercised(3,810)0.99 $4 
Granted3,805,4651.76 
Forfeited (2,078,034)4.17 
Outstanding as of December 31, 20247,746,991$2.81 7.5$59 
Exercisable as of December 31, 20244,414,750$2.44 6.4$59 
Schedule of Estimated Using The Black-Scholes Option-Pricing Model The fair values in the years ended December 31, 2024 and 2023 were estimated using the Black-Scholes option-pricing model based on the following assumptions:
Years Ended December 31,
20242023
Risk-free interest rate
3.77% - 4.59%
2.92% - 4.76%
Expected term6 years6 years
Expected volatility
86.55% - 112.12%
57.77% - 103.00%
Expected dividend yield— — 
Schedule of Stock-based Compensation Expense
The Company recorded stock-based compensation expense in the following expense categories in the accompanying consolidated statements of operations:
Years Ended December 31,
20242023
Research and development$1,116 $1,242 
General and administrative2,533 1,074 
$3,649 $2,316