SHARE BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2022

Share-Based Payment Arrangement [Abstract]

Schedule of share-based compensation awards granted for options and RSUs during the period

In the years ended December 31, 2022 and 2021, the Company granted options and RSUs as follows:

	Year ended December 31, 2022
	Award amount	Exercise price range	Vesting period	Expiration
Employees and Directors:
Options	48,861	$5.62- $10.98	1 year - 4 years	10 years
RSU	40,339	—	4 years	—

	Year ended December 31, 2021
	Award amount	Exercise price range	Vesting period	Expiration
Employees and Directors:
Options	93,689	$30.24- $199.44	1 year - 4 years	10 years
RSU	53,934	—	2 years - 4 years	—

Summary of underlying data used for computing the fair value of the options

The underlying data used for computing the fair value of the options are as follows:

	Year ended December 31,
	2022		2021
Fair value of stock option	$3.55-$7.49		$18.36-$121.50
Dividend yield	0	%	0	%
Expected volatility	73.70%-74.40%		68.38%-69.38%
Risk-free interest rate	2.20%-2.92%		0.50%-1.29%
Expected term	6 years		6 years

Summary of the number of options outstanding

The following table summarizes the number of options outstanding for the year ended December 31, 2022, and related information:

	Number of options	Weighted Average Exercise Price
Outstanding at December 31, 2021	224,664	$	165.12
Granted	48,861	10.35
Forfeited	(26,234)	102.28
Expired	(17,504)	157.35
Outstanding at December 31, 2022	229,787	$	138.92
Exercisable at December 31, 2022	145,272	$	182.66

Summary of the number of RSUs outstanding

The following table summarizes the number of RSUs outstanding for the year ended December 31, 2022:

	Number of RSUs
Outstanding at December 31, 2021	70,133
Awarded	40,339
Vested	(13,375)
Forfeited	(13,481)
Outstanding at December 31, 2022	83,616

Summary of share-based compensation expenses

The following table illustrates the effect of share-based compensation on the statements of operations:

	Year ended December 31,
	2022	2021
Research and development expenses	1,230	1,714
Selling, general and administrative	3,419	5,243
Discontinued Operations*	(352)	1,123
	4,297	8,080
*Income from stock-based compensation is related to forfeitures.