Quarterly report pursuant to Section 13 or 15(d)

STOCK-BASED COMPENSATION (Tables)

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STOCK-BASED COMPENSATION (Tables)
3 Months Ended
Mar. 31, 2024
Share-Based Payment Arrangement [Abstract]  
A summary of the stock option activity and related information for the Plans for the three months ended March 31, 2024, is as follows:

A summary of the stock option activity and related information for the Plans for the three months ended March 31, 2024, is as follows:

 

    Shares     Weighted-Average
Exercise Price
    Weighted-Average
Remaining
Contractual Term
    Aggregate
Intrinsic
Value
 
Outstanding at December 31, 2023     1,375,539     $ 89.62       8.75     $  
Grants     8,477,582       0.40                  
Exercised                            
Forfeitures or expirations     (103,339 )     65.60                  
                                 
Outstanding at March 31, 2024     9,749,782     $ 12.30       9.72     $  
Exercisable at March 31, 2024     573,301     $ 169.31       8.06     $    
The assumptions used in the valuation of stock options granted during the three months ended March 31, 2024, and 2023 were as follows:

The assumptions used in the valuation of stock options granted during the three months ended March 31, 2024, and 2023 were as follows:

 

    Three Months Ended
March 31, 2024
    Three Months Ended
March 31, 2023
 
Risk-free interest rate     4.23% to 5.33 %     3.59% to 4.02 %
Expected term of option     5.25 to 6.00 years       5.00 to 6.00 years  
Expected stock price volatility     111.89% to 137.79 %     133.07% to 142.72 %
Expected dividend yield     0.0       0.0