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SHARE BASED COMPENSATION (Tables)
9 Months Ended
Sep. 30, 2022
Equity [Abstract]  
Schedule of Share Based Compensation by Share Based Payment Award Grants in Period
In the nine months ended September 30, 2022, the Company granted options and RSUs as follows:

Nine months ended September 30, 2022
Award
amount
Exercise price
range
Vesting periodExpiration
Employees and Directors:
Options879,503 
$0.31 - $0.61
1 year - 4 years
10 years
RSUs726,102 — 
4 years
— 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions The underlying data used for computing the fair value of the options are as follows:
Nine months ended
September 30
20222021
Dividend yield%%
Expected volatility
73.70% - 74.40%
68.38% - 69.38%
Risk-free interest rate
2.20% - 2.92%
0.50% - 1.29%
Expected term6 years6 years
Schedule of Share-based Payment Arrangement, Expensed and Capitalized, Amount
Stock-based compensation expense (income) is reflected in the unaudited condensed consolidated statements of operations as follows:
Three months ended
September 30
Nine months ended
September 30
(in thousands)2022202120222021
Research and development expenses$355 $435 $977 $1,335 
Selling, general and administrative819 1,662 2,605 4,334 
Discontinued operations*— 308 (352)1,079 
Total$1,174 $2,405 $3,230 $6,748 
*Income from stock based compensation is related to forfeitures.