Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Tables)

v3.22.4
Stock-Based Compensation (Tables)
3 Months Ended
Dec. 31, 2022
Stock-Based Compensation  
Schedule of stock-based compensation expense

Three Months ended December 31,

    

2022

    

2021

General and administrative

$

276,336

$

327,131

Research and development

 

(785,408)

466,073

Total

$

(509,072)

$

793,204

Schedule of stock options issued and outstanding

Weighted

Weighted

Average

Total

Average

Remaining

Aggregate

Exercise

Contractual Life

Intrinsic

    

Stock Options

    

Price Per Share

    

(in years)

    

Value

Outstanding at September 30, 2022

7,629,281

$

3.08

Granted

390,000

0.28

Forfeited

(708,595)

5.01

Outstanding at December 31, 2022

7,310,686

2.66

6.4

$

476,723

Exercisable as of December 31, 2022

5,048,630

$

2.76

5.3

$

476,723

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

Three months Ended December 31, 

    

2022

    

2021

Expected term of options (years)

5.3 – 6.1

5.1 – 6.1

Expected common stock price volatility

79.2% – 82.4%

73.8% – 74.5%

Risk-free interest rate

3.8% – 4.3%

1.1% – 1.4%

Expected dividend yield