Quarterly report [Sections 13 or 15(d)]

Note 4 - Fair Value Measurements (Tables)

v3.26.1
Note 4 - Fair Value Measurements (Tables)
6 Months Ended
Mar. 31, 2026
Notes Tables  
Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]

Significant Unobservable Input

 

March 31, 2026

   

September 30, 2025

 

ONCO Series D Preferred Stock

               

Simulation Term (Years)

    1.0       1.5  

Expected Volatility

    70.2 %     72.5 %

Discount Rate

    25.0 %     25.0 %

Calibration Discount

    0.0 %     48.6 %

ONCO Warrant

               

Simulation Term (Years)

    2.5       3.0  

Equity Volatility

    72.2 %     68.6 %

Calibration Discount

    0.0 %     48.6 %
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]
   

Six Months Ended

 
   

March 31,

 
   

2026

   

2025

 

ONCO Series D Preferred Stock

               

Beginning balance

  $ 1,764,318     $  

Change in fair value of equity securities

    2,818,551        

Converted into ONCO common stock

    (3,218,257 )      

Ending balance

  $ 1,364,612     $  

ONCO Warrant

               

Beginning balance

  $ 760,987     $  

Change in fair value of equity securities

    1,041,659        

Ending balance

  $ 1,802,646     $  
Realized Gain (Loss) on Investments [Table Text Block]
   

Three Months Ended

   

Six Months Ended

 
   

March 31,

   

March 31,

 
   

2026

   

2025

   

2026

   

2025

 

Net gains (losses) recognized during the period on equity securities

  $ 3,931,416     $     $ 3,811,338     $ (349,078 )

Less: net gains (losses) recognized during the period on equity securities sold during the period

    1,954,544             2,081,146       (349,078 )

Unrealized gains (losses) recognized during the reporting period on equity securities still held at the reporting date

  $ 1,976,872     $     $ 1,730,192     $