v3.26.1
Stock-Based Compensation (Tables)
9 Months Ended
Jun. 30, 2026
Stock-Based Compensation [Abstract]  
Schedule of Stock-Based Compensation Expense

During the three and nine months ended June 30, 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     Nine Months Ended  
    June 30,     June 30,  
    2026     2025     2026     2025  
Selling, general and administrative   $ 293,214     $ 246,709     $ 835,073     $ 711,896  
Research and development     59,563       69,945       219,094       194,152  
Total stock-based compensation expense   $ 352,777     $ 316,654     $ 1,054,167     $ 906,048  
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:

 

    Three Months Ended     Nine Months Ended  
    June 30,     June 30,  
    2026     2025     2026     2025  
Expected stock price volatility     107.1 %     109.9 %     107.1 %     110.0 %
Expected life of options (years)     5.6       6.0       5.9       6.0  
Expected dividend yield     %     %     %     %
Risk free interest rate     4.1 %     4.0 %     3.7 %     4.0 %