Quarterly report pursuant to Section 13 or 15(d)

Stock Warrants (Tables)

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Stock Warrants (Tables)
9 Months Ended
Sep. 30, 2018
Text Block [Abstract]  
Schedule of Warrants Outstanding

As of September 30, 2018 and December 31, 2017, the Company had warrants outstanding as shown in the table below.

 

     September 30,
2018
     December 31,
2017
 

Note Warrants

     692,858        3,315,878  

PIPE Warrants

     —          2,364,066  

2017 Warrants

     15,996,450        16,000,000  

2016 Warrants

     14,000,000        14,000,000  

Representative’s Warrant

     206,410        206,410  

Placement Agent Warrants

     189,126        189,126  

Other warrants (1)

     180,338        194,623  
  

 

 

    

 

 

 

Warrants to purchase common stock

     31,265,182        36,270,103  
  

 

 

    

 

 

 

Weighted-average exercise price per share

   $ 2.31      $ 2.74  
  

 

 

    

 

 

 

 

(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 September 30, 2018:

 

Exercise Prices

   Shares
Underlying
Outstanding
Warrants
    

Expiration Date

£ $2.00

     16,002,164      September 1, 2021 – July 25, 2022

$2.01 - $4.99

     14,983,085      October 28, 2018 – July 27, 2021

³ $5.00

     279,933      July 22, 2019 – January 5, 2022
  

 

 

    
     31,265,182