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v3.19.2

Stock-Based Compensation (Tables) | 6 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2019 | Sep. 30, 2018
Offsetting Assets [Line Items] |  |
Schedule of stock-based services expense |
|  | Three Months Ended |  |  | Six Months Ended |
|  | March 31, |  |  | March 31, |
|  | 2019 |  |  | 2018 |  |  | 2019 |  |  | 2018 |
General and administrative |  | $ | 26,105 |  |  | $ | 252,000 |  |  | $ | 141,105 |  |  | $ | 252,000 |
Research and development |  |  | 44,112 |  |  |  | 2,437 |  |  |  | 48,092 |  |  |  | 2,437 |
Total share-based compensation |  | $ | 70,217 |  |  | $ | 254,437 |  |  | $ | 189,197 |  |  | $ | 254,437 |
|  | 2018 |  |  | 2017 |
General and administrative |  | $ | 480,653 |  |  | $ | 2,065 |
Research and development |  |  | 5,467 |  |  |  | 74,729 |
Total stock-based services expense |  | $ | 486,120 |  |  | $ | 76,794 |
Schedule of weighted-average assumptions used Black-Scholes option-pricing model |  |
|  | 2018 |  |  | 2017 |
Expected stock price volatility |  |  | 49.8 | % |  |  | 47.8 | %
Expected life of options (years) |  |  | 5.0 |  |  |  | 5.0 |
Expected dividend yield |  |  | 0 | % |  |  | 0 | %
Risk free interest rate |  |  | 2.8 | % |  |  | 1.9 | %
Schedule of stock option plan activity |  |
|  |  |  |  |  |  |  | Weighted- |  |  |  |
|  |  |  |  | Weighted |  |  | Average |  |  |  |
|  |  |  |  | Average |  |  | Remaining |  |  | Aggregate |
|  | Number of |  |  | Exercise |  |  | Contractual |  |  | Intrinsic |
|  | Options |  |  | Price |  |  | Term (years) |  |  | Value(1) |
Outstanding at December 31, 2016 |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Granted |  |  | 365,716 |  |  | $ | 0.03 |  |  |  | — |  |  |  | — |
Exercised |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Forfeited/Cancelled |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Outstanding at December 31, 2017 |  |  | 365,716 |  |  | $ | 0.03 |  |  |  | 9.3 |  |  | $ | 908,920 |
Granted |  |  | 2,500 |  |  | $ | 5.34 |  |  |  | — |  |  |  | — |
Exercised |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Forfeited/Cancelled |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Outstanding at September 30, 2018 |  |  | 368,216 |  |  | $ | 0.07 |  |  |  | 8.6 |  |  | $ | 820,862 |
Vested and exercisable at September 30, 2018 |  |  | 368,216 |  |  | $ | 0.07 |  |  |  | 8.6 |  |  | $ | 820,862 |
| (1) | The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying options and the estimated fair value of our common stock as of September 30, 2018 and December 31, 2017 of $2.30 and $2.52 per share, respectively.
Stock Options [Member] |  |
Offsetting Assets [Line Items] |  |
Schedule of weighted-average assumptions used Black-Scholes option-pricing model |
|  | Three Months |  |  | Six Months |
|  | Ended |  |  | Ended |
Expected stock price volatility |  |  | 50.7 | % |  |  | 50.2 | %
Expected life of options (years) |  |  | 6.0 |  |  |  | 5.9 |
Expected dividend yield |  |  | 0 | % |  |  | 0 | %
Risk free interest rate |  |  | 2.6 | % |  |  | 2.7 | %
|  | 2018 |
Expected stock price volatility |  |  | 49.8 | %
Expected life of options (years) |  |  | 5.0 |
Expected dividend yield |  |  | 0 | %
Risk free interest rate |  |  | 2.9 | %
Stock- option liability [Member] |  |
Offsetting Assets [Line Items] |  |
Schedule of weighted-average assumptions used Black-Scholes option-pricing model |
|  | 2018 |
Expected stock price volatility |  |  | 50.7 | %
Expected life of options (years) |  |  | 5 |
Expected dividend yield |  |  | 0 | %
Risk free interest rate |  |  | 2.2 | %

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