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6. SHARE-BASED COMPENSATION (Tables)
6 Months Ended
Mar. 31, 2020
Share-based Payment Arrangement [Abstract]  
Assumptions used

In applying the Black-Scholes option pricing model to options granted, the Company used the following assumptions:

 

    For the Three Months Ended
March 31,
  For the Six Months Ended
March 31,
    2020   2020   2019   2020
Expected term (years)   3.00   2.50-2.75   3.00   2.50-2.75
Expected volatility   79.0%   82.0%   79.0%   82.0%
Risk-free interest rate   1.39%   2.53%   1.39%   2.53%
Expected dividends   0.00%   0.00%   0.00%   0.00%
Estimated annual forfeiture rate   0%   0%   0%   0%
Schedule of stock option activity

The following table summarizes stock option activity during the six months ended March 31, 2020:

 

                Weighted        
          Weighted     Average        
          Average     Remaining        
    Number of     Exercise     Life     Intrinsic  
    Options     Price     In Years     Value  
Outstanding, September 30, 2019     812,879     $ 1.69                  
Granted     248,019       1.13                  
Exercised                            
Forfeited     (56,501 )     2.41                  
Expired                            
Outstanding, March 31, 2020     1,004,397     $ 1.51       3.9     $ 26,800  
                                 
Exercisable, March 31, 2020     736,688     $ 1.64       3.6     $ 26,800  
Schedule of option activity by exericse price

The following table provides additional information regarding stock option awards that were outstanding and exercisable at March 31, 2020:

 

Options Outstanding   Options Exercisable  
Exercise
Price
  Weighted
Average
Exercise
Price
    Outstanding
Number of
Options
    Weighted
Average Exercise
Price
    Weighted
Average
Remaining
Life In
Years
    Exercisable
Number of
Options
 
$0.64 to $1.23   $ 1.05       325,519     $ 0.80       4.6       77,500  
$1.44 to $1.67     1.51       605,378       1.49       3.8       585,688  
$2.73 to $2.73     2.73       11,000       2.48       1.4       11,000  
$3.73 to $3.79     3.74       62,500       3.74       0.9       62,500  
              1,004,397               3.6       736,688