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Warrants
 9 Months Ended
Sep. 30, 2022
Warrants  
Warrants

10. Warrants

 

There were no warrants issued or exercised during the nine months ended September 30, 2022. There were warrants to purchase up to 254,942 shares of common stock that expired during the nine months ended September 30, 2022.

 

The following represents a summary of the warrants outstanding and exercisable at September 30, 2022:

 

      Adjusted  Expiration 

Number of Shares

Underlying Warrants

Issue Date  Classification  Exercise Price  Date  Outstanding  Exercisable
17-Dec-21  Equity  $14.99   15-Dec-26   36,538    36,538 
17-Dec-21  Equity  $13.99   17-Dec-26   281,047    281,047 
16-Feb-21  Equity  $49.99   11-Feb-26   65,003    65,003 
7-Aug-20  Equity  $35.99   14-Jul-25   90,743    90,743 
7-Aug-20  Equity  $44.99   14-Jul-25   10,939    10,939 
23-Jul-20  Equity  $35.99   14-Jul-25   77,502    77,502 
13-Jul-20  Equity  $44.99   14-Jul-25   21,846    21,846 
13-Jul-20  Equity  $35.99   14-Jul-25   334,800    334,800 
8-Apr-19  Equity  $26.99   8-Apr-24   65,907    65,907 
8-Apr-19  Equity  $33.74   3-Apr-24   39,871    39,871 
12-Feb-19  Equity  $36.62   7-Feb-24   5,548    5,548 
12-Feb-19  Equity  $26.79   12-Aug-24   66,675    66,675 
4-Feb-19  Equity  $42.49   30-Jan-24   1,732    1,732 
31-Jan-19  Equity  $42.49   26-Jan-24   511    511 
3-Dec-18  Equity  $77.99   3-Jun-24   46,876    46,876 
3-Apr-18  Equity  $149.99   3-Apr-23   117,559    117,559 
4-Apr-18  Equity  $149.99   4-Apr-23   5,751    5,751 
15-Jun-15  Equity  $1,509.99   Five years after milestone achievement   15,955    -   
                      
               1,284,803    1,268,848