WARRANTS (Tables)

9 Months Ended

Sep. 30, 2021

Warrants

Schedule of warrants outstanding

	Warrants
Outstanding as of December 31, 2020		153,473
Warrants granted and issued		—
Warrants exercised		(27,855)
Warrants exchanged		—
Balance as of September 30, 2021		125,618

Warrants Issued with Series A Preferred Stock | 2017 Warrants

Warrants

Schedule of fair value of warrants using the Black Scholes option pricing model

Contractual term (in years)	10.0
Volatility	74.48	%
Risk-free interest rate	3.20	%
Dividend yield	0.00	%

Warrants Issued with Series B Preferred Stock | 2018 Warrants

Warrants

Schedule of fair value of warrants using the Black Scholes option pricing model

Contractual term (in years)	10.0
Volatility	73.22	%
Risk-free interest rate	2.70	%
Dividend yield	0.00	%

Warrants Issued with Series B Preferred Stock | 2019 Warrants

Warrants

Schedule of fair value of warrants using the Black Scholes option pricing model

Contractual term (in years)	10.0
Volatility	73.22	%
Risk-free interest rate	2.70	%
Dividend yield	0.00	%