Quarterly report pursuant to Section 13 or 15(d)

STOCK OPTIONS - Summary of Unvested Stock Option Activity (Details)

v3.19.2
STOCK OPTIONS - Summary of Unvested Stock Option Activity (Details) - Common Stock - USD ($)
6 Months Ended 12 Months Ended
Jun. 30, 2019
Dec. 31, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Beginning Balance, number of shares 1,161,666  
Options Granted, number of shares 195,000  
Options Vested, number of shares (223,333)  
Options Forfeited or expired, number of shares (13,333)  
Ending Balance, number of shares 1,120,000 1,161,666
Beginning Balance, Weighted-average exercise price $ 0.95  
Granted, Weighted-average exercise price 1.88  
Vested, Weighted-average exercise price 0.75  
Forfeited or expired, Weighted-average exercise price 1.17  
Ending Balance, Weighted-average exercise price $ 1.15 $ 0.95
Aggregate intrinsic value $ 538,617 $ 535,475
Weighted-average remaining contractual term (years) 3 years 11 months 8 days 4 years 1 month 24 days