v3.25.2
Stock-Based Compensation (Tables)
9 Months Ended
Jun. 30, 2025
Stock-Based Compensation [Abstract]  
Schedule of Stock-Based Compensation Expense

During the three and nine months ended June 30, 2025 and 2024, 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   Nine Months Ended 
   June 30,   June 30, 
   2025   2024   2025   2024 
Selling, general and administrative  $246,709   $270,552   $711,896   $794,266 
Research and development   69,945    68,057    194,152    209,839 
Total stock-based compensation expense  $316,654   $338,609   $906,048   $1,004,105 
Schedule of Weighted-Average Assumptions in 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 nine months ended June 30, 2025 and 2024: 

  

   Three Months Ended   Nine Months Ended 
   June 30,   June 30, 
   2025   2024   2025   2024 
Expected stock price volatility   109.9%   
%   110.0%   111.9%
Expected life of options (years)   6.0    
    6.0    6.1 
Expected dividend yield   
%   
%   
%   0%
Risk free interest rate   4.0%   
%   4.0%   4.6%