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STOCK-BASED COMPENSATION (Tables)
9 Months Ended
Sep. 30, 2023
Share-Based Payment Arrangement [Abstract]  
Summary of stock options and stock awards
Stock option activity is summarized as follows:
Number of optionsWeighted average exercise price
Outstanding at December 31, 2022
6,520,444 $7.12 
Granted1,527,865 2.63 
Exercised(57,000)2.65 
Canceled and forfeited(278,546)7.03 
Outstanding at September 30, 2023
7,712,763 $6.27 
Schedule of option fair value assumptions The Company calculated the grant date fair value of options granted in 2023 (“2023 Grants”) utilizing a Black-Scholes model.
2023 Grants
Strike price$2.50-$4.21
Risk-free rate3.6%-4.3%
Expected dividend yield
Expected volatility85.8%-88.4%
Expected term (in years)6