Annual report [Section 13 and 15(d), not S-K Item 405]

Stock-based Compensation (Tables)

v3.25.1
Stock-based Compensation (Tables)
12 Months Ended
Dec. 31, 2024
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Stock-based Compensation Expense

We recorded stock-based compensation expense for the years ended December 31, 2024 and 2023 as follows:

 

    2024     2023  
    Year Ended
December 31,
 
    2024     2023  
Research and development   $ 169,414     $ 363,956  
General and administrative     460,100       2,007,258  
Total   $ 629,514     $ 2,371,214  
Warrant [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Warrant Valuation Assumption

We used the Black-Scholes option pricing model to calculate the grant date fair value of the two warrants granted in 2023 with the following assumptions:

 

Average risk-free rate of interest     4.32-4.88 %
Expected term (years)     2.003.00    
Expected stock price volatility     82.85-108.47 %
Dividend yield     0 %
Share-Based Payment Arrangement, Option [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Restricted Stock Awards (“RSAs”) Activity

The following table summarizes our stock option activity during the years ended December 31, 2023 and 2024:

 

    Total options Outstanding     Weighted average exercise price     Weighted average remaining contractual life
(in years)
 
Outstanding as of January 1, 2023     8,943     $ 341.34          
Options granted     -                  
Forfeited or expired     (1,951 )     257.28          
Outstanding as of December 31, 2023     6,992       364.72       2.1  
Options granted     -                  
Forfeited or expired     (4,245 )     336.00          
Outstanding and exercisable as of December 31, 2024     2,747     $ 409.09       3.7  
Restricted Award [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Restricted Stock Awards (“RSAs”) Activity

The following table summarizes our restricted stock award (RSA) activity during the years ended December 31, 2023 and 2024:

 

    Number of
shares
    Weighted-
average
grant-date fair
value per share
 
Unvested as of January 1, 2023     3,095     $ 94.44  
Granted     10,750       14.59  
Forfeited     (1,250 )     133.00  
Cancelled     (2,555 )     22.13  
Vested and issued     (8,790 )     24.44  
Unvested as of December 31, 2023     1,250       9.26  
Granted     -       -  
Forfeited     -       -  
Cancelled     -       -  
Vested and issued     (1,250 )     9.26  
                 
Unvested as of December 31, 2024     -     $ -  
Restricted Stock Units (RSUs) [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Restricted Stock Units (“RSUs”) Activity

The following table summarizes our restricted stock unit (RSU) activity during the years ended December 31, 2023 and 2024:

 

    Number of
shares
    Weighted-
average
grant-date fair
value per share
 
Outstanding at January 1, 2023     135,741     $ 73.81  
Granted     116,078       14.18  
Forfeited     (12,296 )     21.69  
Cancelled     (16,801 )     71.36  
Issued     (17,093 )     110.59  
Outstanding at December 31, 2023     222,722       45.82  
Granted     192,026       1.63  
Forfeited     (14,019 )     71.68  
Issued     (17,093 )     110.59  
                 
Outstanding at December 31, 2024     383,636       19.87  
Vested and unissued     (149,013 )     43.10  
                 
Unvested at December 31, 2024     234,623     $ 5.11  

Warrant [Member]  
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Schedule of Warrants Activity

The following table summarizes our warrant activity during the years ended December 31, 2023 and 2024.

 

    Total warrants outstanding     Weighted average exercise price     Weighted average remaining contractual
life (in years)
 
Outstanding as of January 1, 2023     14,283     $ 205.01          
Granted     173,007       19.27          
Expired     (6,783 )     266.96          
Not exercisable     (7,500 )     7.40          
Exercisable     7,500       7.40          
Outstanding and exercisable as of December 31, 2023     173,007       25.41       2.2  
Exercisable     7,500       7.40          
Granted     1,617,777       4.54          
Expired or cancelled     (22,500 )     54.62          
Outstanding and exercisable as of December 31, 2024     1,775,784     $ 5.95       3.8