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Stock-based Compensation (Tables)
3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-based Compensation Expense

We recorded stock-based compensation expense for the three month ended March 31, 2023 and 2022 as follows:

 

   2023   2022 
Research and development  $99,621   $191,875 
General and administrative   241,883    637,022 
Total  $341,504   $828,897 
Schedule of Restricted Stock Awards (“RSAs”) Activity

Activity with respect to our Restricted Stock Awards (RSAs) during the three months ended March 31, 2023 was as follows:

 

  

Number of

shares

   Weighted-
average
grant-date fair
value per share
 
Outstanding at January 1, 2023   61,888   $4.72 
Granted   90,000    1.10 
Cancelled   (26,118)   1.72 
           
Outstanding and unvested at March 31, 2023   125,770   $2.75 
Schedule of Restricted Stock Units (“RSUs”) Activity

Activity with respect to our Restricted Stock Units (“RSUs”) during the three months ended March 31, 2023 was as follows:

 

  

Number of

shares

   Weighted-
average
grant-date fair
value per share
 
Outstanding at January 1, 2023   2,713,977   $3.69 
Granted   966,503    1.10 
           
Outstanding at March 31, 2023   3,680,480    3.01 
Vested and unissued   2,585,247    3.50 
           
Unvested at March 31, 2023   1,095,233   $1.86