v3.26.1
Stock-Based Compensation (Tables)
6 Months Ended
Mar. 31, 2026
Stock-Based Compensation [Abstract]  
Schedule of Stock-Based Compensation Expense

During the three and six months ended March 31, 2026 and 2025, stock-based compensation expense related to stock-based awards was included in selling, general and administrative and research and development costs as follows in the accompanying condensed statements of operations.

 

   Three Months Ended   Six Months Ended 
   March 31,   March 31, 
   2026   2025   2026   2025 
Selling, general and administrative  $262,474   $195,559   $541,859   $465,189 
Research and development   79,661    54,611    159,531    124,205 
Total stock-based compensation expense  $342,135   $250,170   $701,390   $589,394 
Schedule of Weighted-Average Assumptions Used in the Black-Scholes Option-pricing Model

The weighted-average assumptions used in the Black-Scholes option-pricing model are as follows for the stock options granted during the three and six months ended March 31, 2026 and 2025:

 

 

   Three Months Ended   Six Months Ended 
   March 31,   March 31, 
   2026   2025   2026   2025 
Expected stock price volatility   107.1%   110.2%   107.1%   110.2%
Expected life of options (years)   6.0    5.25    6.0    5.25 
Expected dividend yield   0%   0%   0%   0%
Risk free interest rate   3.6%   4.3%   3.6%   4.3%