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Stock Options and Warrants (Tables)
3 Months Ended
Dec. 31, 2020
Share-based Payment Arrangement [Abstract]  
Schedule of Weighted Average Assumptions for Fair Value Measurement of Options Granted

The Black-Scholes option pricing model was used with the following weighted average assumptions for options granted during the three months ended December 31, 2020:

 

 

For non-employees and independent Board members   December 31, 2020  
Risk-free interest rate     0.81 – 0.88 %
Expected option life     10 years  
Expected volatility     310 - 311 %
Expected dividend yield     0.00 %
Exercise price     $10.15 - $16.79  

Summary of Stock Option Activity

The following table summarizes stock option activity for three months ended December 31, 2020:

 

   

Number of

Shares

   

Weighted
Average
Exercise

Price

   

Weighted
Average
Remaining

Contractual
Life (years)

   

Aggregate

Intrinsic
Value

 
Outstanding at September 30, 2020     1,620,667     $ 5.74       7.3     $ 19,112,118  
Granted     699,969       10.29                  
Exercised     (6,000 )     1.53                  
Expired     -       -                  
Forfeited     (40,833 )     19.50                  
Outstanding at December 31, 2020     2,273,803     $ 6.05       7.9       11,043,375  
                                 
Exercisable at December 31, 2020     1,160,902     $ 6.81       4.9     $ 5,793,130  

Summary of Unvested Shares

A summary of the status of the Company’s nonvested options as of December 31, 2020, is presented below:

 

Nonvested options

 

    Number of
nonvested shares
    Weighted average
grant date fair value
 
Nonvested shares at September 30, 2020     762,917     $ 10.60  
Granted     699,969       10.29  
Forfeited     (7,500 )     19.50  
Vested     (342,485 )     10.15  
Nonvested shares at December 31, 2020     1,112,901     $ 10.48  
Schedule of Warrant Activity

The following table summarizes warrant activity for the three months ended December 31, 2020:

 

    Number of
Warrants
    Weighted
Average
Exercise Price
    Weighted
Average
Remaining
Contractual
Life (years)
    Aggregate
Intrinsic
Value
 
Outstanding at September 30, 2020     40,250     $ 9.00       4.7     $ 321,598  
Granted     -       -                  
Exercised     -       -                  
Expired     -       -                  
Forfeited     -       -                  
Outstanding December 31, 2020     40,250     $ 9.00       4.5       64,400  
                                 
Exercisable at December 31, 2020     40,250     $ 9.00       4.5     $ 64,400