Stock-based Compensation (Tables)

12 Months Ended

Dec. 31, 2021

Stock-based Compensation

Schedule of fair value of stock options estimated

Share price of the Company’s Common Stock on the grant date:	$	1.19 - 1.61
Exercise price:	$	1.19 - 1.61
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 - 2,460.0
Granted	1,349,167		1.58	120.00		5,227.20	1,668,297		1.56		1.19 - 1.61
Exercised/Vested	(749,167)		1.54	(148.75)		6,418.40	(8,334)		1.53
Forfeited	—		—	—		—	(183,230)		1.61
Expired	—		—	—		—	(3,750)		50.8		NA
Outstanding as of December 31, 2021	600,000	$	1.63	—	$	—	2,826,871	$	2.57	$	1.19 - 2,460.0
Exercisable as of December 31, 2021							1,024,694	$	3.81	$	1.19 - 2,460.0