Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation (Tables)

v3.22.4
Stock-Based Compensation (Tables)
12 Months Ended
Sep. 30, 2022
Stock-Based Compensation  
Schedule of stock-based compensation expense

    

Year Ended September 30, 

2022

    

2021

General and administrative

$

1,817,797

$

2,369,287

Research and development

 

1,079,892

 

1,327,097

Total

$

2,897,689

$

3,696,384

Schedule of stock options issued and outstanding

Weighted-

Weighted-

Average

Total

    

Average

Remaining

Aggregate

Exercise

Contractual

Intrinsic

    

Stock Options

    

Price

    

Life (in years)

    

Value

Outstanding at September 30, 2020

6,190,790

$

2.76

Granted

1,758,599

5.45

Exercised

(47,052)

2.39

Forfeited

(505,183)

6.80

Outstanding at September 30, 2021

7,397,154

3.13

Granted

1,768,365

2.14

Exercised

(792,250)

0.00

Forfeited

(743,988)

4.74

Outstanding at September 30, 2022

7,629,281

3.08

6.8

$

992,754

Exercisable as of September 30, 2022

5,017,592

$

2.90

5.7

$

992,754

Schedule of key assumptions used to estimate the fair value of the stock options granted

Year Ended September 30, 

2022

    

2021

Expected term of options (years)

5.1 - 6.1

6.1

Expected common stock price volatility

73.8% - 78.5%

82.7% - 83.7%

Risk-free interest rate

1.1% - 3.4%

0.6% - 1.3%

Expected dividend yield

Schedule of the changes in the outstanding restricted stock

    

    

Weighted-Average

 

Grant Date

Unvested Restricted

Fair Value

Stock

Price

Unvested as of September 30, 2020

 

$

Granted

 

11,722

 

6.37

Vested

 

(11,722)

 

6.37

Unvested as of September 30, 2021

 

Granted

4,441

3.94

Vested

(4,441)

3.94

Unvested as of September 30, 2022

Total unrecognized expense remaining

 

$

Weighted-average years expected to be recognized over

 

Schedule of restricted stock units granted and outstanding

Weighted-Average 

 Grant Date 

Restricted Stock 

Fair Value 

    

Units

    

Price

Unvested as of September 30, 2021

 

10,000

$

5.09

Forfeited

 

(10,000)

 

5.09

Unvested as of September 30, 2022

 

 

Total unrecognized expense remaining

$

 

  

Weighted-average years expected to be recognized over