Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2021

Stockholders' Equity

Schedule of information about all warrant activity

		Exercise
	No. of Warrants	price range
December 31, 2020	48,044,381	$	0.525 – 300.00
Granted	1,168,088	$	1.70 - 2.125
Exercised	(11,223,529)	$	1.70 - 2.125
Expired	(278)	$	300.00
September 30, 2021	37,988,662	$	0.525 - 6.566

Schedule of fair value of stock options estimated

Share price of the Company’s Common Stock on the grant date:	$	1.26 - 5.01
Exercise price:	$	1.26 - 5.01
Expected volatility:		123	%
Expected dividend yield:		0	%
Annual average risk-free rate:		0.37	%
Expected term:		5.38	years

Stock options and restricted stock units activity

	RSUs			XpresTest RSAs			Stock options
		Weighted			Weighted			Weighted
		average			average			average		Exercise
	No. of	grant date		No. of	grant date		No. of	exercise		price
	RSUs	fair value		RSAs	fair value		options	price		range
Outstanding as of December 31, 2020	—	$	—	28.75	$	11,390.35	1,353,888	$	3.82	$	1.53 - 2,460.00
Granted	1,370,167		1.58	120.00		5,227.20	1,668,297		1.56		1.19 - 1.61
Exercised/Vested	(427,625)		1.50	(141.25)		6,229.35	(8,334)		1.53
Forfeited	—		—	—		—	(183,230)		1.61
Outstanding as of September 30, 2021	942,542	$	1.61	7.50	$	9,978.78	2,830,621	$	2.63	$	1.19 - 2,460.00
Exercisable as of September 30, 2021							858,905	$	2.63	$	1.19 - 2,460.00