STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Mar. 31, 2022

Share-Based Payment Arrangement [Abstract]

SCHEDULE OF SHARE-BASED COMPENSATION, STOCK OPTIONS, ACTIVITY

A summary of the Company’s employee and non-employee stock option activity is presented below:

	Number of Shares			Weighted-Average Exercise Price
Outstanding – December 31, 2021		5,772,802		$	7.91
Granted		8,000		$	0.62
Forfeited		(470,106	)	$	13.46
Outstanding – March 31, 2022		5,310,696		$	7.40
Options exercisable, March 31, 2022		4,634,297		$	8.28

SCHEDULE OF SHARE-BASED COMPENSATION, RESTRICTED STOCK ACTIVITY

A summary of the Company’s employee and non-employee restricted stock activity is presented below:

	Number of Shares
Unvested - December 31, 2021		5,163,685
Granted		–
Vested(1)		(755,230	)
Forfeited		(57,100	)
Unvested – March 31, 2022		4,351,355

(1) The number of vested restricted stock units and awards includes shares that were withheld on behalf of employees to satisfy the minimum statutory tax withholding requirements.

SCHEDULE OF SHARE-BASED COMPENSATION RELATED TO RESTRICTED STOCK AWARDS AND STOCK OPTIONS

The stock-based compensation expense related to stock options, restricted stock awards, and the employee stock purchase plan was as follows (in thousands):

	For the Three Months Ended
	March 31,
	2022		2021
General and administrative expense	$	546	$	1,229
Research and development expense		216		323
Sales and marketing expense		–		99
Total stock-based compensation expense	$	762	$	1,651