Quarterly report pursuant to Section 13 or 15(d)

Stock Warrants (Tables)

v3.20.2
Stock Warrants (Tables)
6 Months Ended
Jun. 30, 2020
Text Block [Abstract]  
Schedule of Warrants Outstanding
As of June 30, 2020 and December 31, 2019, the Company had warrants outstanding as shown in the table below.
 
    
June 30,
2020
    
December 31,
2019
 
2020 Warrants
     8,848,314        —    
2017 Warrants
     1,599,645        1,599,645  
2016 Warrants
     1,400,000        1,400,000  
Pfizer Warrant
     505,617        —    
Placement Agent Warrants
     —          18,915  
Other warrants (1)
     6,854        15,350  
  
 
 
    
 
 
 
Warrants to purchase common stock
     12,360,430        3,033,910  
  
 
 
    
 
 
 
Weighted-average exercise price per share
   $ 9.16      $ 22.61  
  
 
 
    
 
 
 
 
(1)
Other warrants are comprised of warrants issued prior to the Company’s IPO, generally in exchange for services rendered to the Company.
The following table summarizes information regarding the Company’s warrants outstanding at June 30, 2020:
 
Exercise Prices
  
Shares
Underlying
Outstanding
Warrants
    
Expiration Date
 
£
$10.00
     9,354,502        September 1, 2021 – May 27, 2023  
$10.01 - $19.99
     1,599,645        July 25, 2022  
³
$20.00
     1,406,283        October 26, 2020 – January 5, 2022  
  
 
 
    
     12,360,430