v3.26.1
Stock-Based Compensation (Tables)
3 Months Ended 12 Months Ended
Mar. 31, 2026
Sep. 30, 2025
Share-Based Payment Arrangement [Abstract]    
Schedule of Activity in the Company’s RSUs

A summary of activity in the Company’s RSUs for the six months ended March 31, 2026 is as follows:

 

  

Number of

units

  

Weighted- Average

Grant Date

Fair Value

per Unit

 
Outstanding at September 30, 2025   954,562   $42.10 
Granted   112,326    3.14 
Forfeited   (20,741)   12.69 
Vested   (486,415)   36.16 
Outstanding at March 31, 2026   559,732    45.08 

A summary of activity in the Company’s RSUs for the year ended September 30, 2025 is as follows:

 

   Number of
units
   Weighted-
Average
Grant Date
Fair Value
per Unit
 
         
Outstanding at September 30, 2024   446,318   $79.30 
Issued   1,103,679    9.64 
Forfeited   (4,776)   33.59 
Vested   (590,622)   9.58 
Outstanding at September 30, 2025   954,599    42.11 
Schedule of Activity in the Company’s RSAs

A summary of activity in the Company’s RSAs for the six months ended March 31, 2026 is as follows:

  

  

Number of

shares

  

Weighted-

Average

Grant Date

Fair Value

per Share

 
         
Outstanding at September 30, 2025   487,250   $7.00 
Vested   (71,000)   7.00 
Outstanding at March 31, 2026   416,250    7.00 

A summary of activity in the Company’s RSAs for the year ended September 30, 2025 is as follows:

  

   Number of
units
   Weighted-
Average
Grant Date
Fair Value
per Share
 
         
Outstanding at September 30, 2024      $ 
Issued   510,000    7.00 
Vested   (22,750)   7.00 
Outstanding at September 30, 2025   487,250    7.00 
Schedule of Stock Option Activity

Stock option activity for the six months ended March 31, 2026 is as follows:

  

  

Number of

Options

  

Weighted- Average

Exercise Price

per Share

  

Weighted- Average

Remaining

Contractual

Term (years)

 
Outstanding at September 30, 2025   245,215   $48.50      
Exercised   (32,353)   1.70      
Forfeited   (1,124)   68.40      
Expired   (1,417)   50.60      
Outstanding at March 31, 2026   210,321    55.59    5.4 
Exercisable at March 31, 2026   205,448    55.29    5.4 

Stock option activity for the year ended September 30, 2025 is as follows:

  

   Number of
Options
   Weighted-
Average
Exercise Price
per Share
   Weighted-
Average
Remaining
Contractual
Term
(years)
 
Outstanding at September 30, 2024   274,063   $48.90      
Forfeited   (7,154)   60.30      
Expired   (21,691)   49.20      
Outstanding at September 30, 2025   245,218    48.50    5.9 
Exercisable at September 30, 2025   233,102    47.50    5.8 
Schedule of Consolidated Statements of Operations and Comprehensive Loss

The condensed consolidated statements of operations and comprehensive loss include stock-based compensation expense as follows:

  

   2026   2025   2026   2025 
  

Three months ended

March 31,

  

Six months ended

March 31,

 
   2026   2025   2026   2025 
                 
Cost of revenue – product  $48   $42   $84   $58 
Cost of revenue – services   35        57     
Research and development   19    65    109    146 
Selling, general and administrative   2,351    3,245    7,345    12,950 
Total stock-based compensation expense  $2,453   $3,352   $7,592   $13,154 

The consolidated statements of operations and comprehensive loss include stock-based compensation expense as follows:

  

       
   Year ended
September 30,
 
   2025   2024 
         
Cost of revenue – product  $174   $15 
Cost of revenue – services   9     
Research and development   338    1,124 
Selling, general and administrative   25,098    20,244 
Total stock-based compensation expense  $25,619   $21,383 
Schedule of Weighted-Average Grant Date Fair Value of Options Granted  

  

  

Year ended

September 30, 2024

 
   Range 
   Low   High 
         
Expected volatility   54.8%   55.6%
Expected dividend yield   0%   0%
Risk-free interest rate   3.9%   4.4%
Expected term (years)   4.5    5.3