Annual report pursuant to Section 13 and 15(d)

WARRANTS TO PURCHASE COMMON STOCK (Tables)

v3.20.4
WARRANTS TO PURCHASE COMMON STOCK (Tables)
12 Months Ended
Dec. 31, 2020
Warrants To Purchase Common Stock [Abstract]  
Schedule of warrants to purchase common stock

The following table summarizes information with respect to outstanding warrants to purchase common stock of the Company at December 31, 2020:

 

Exercise     Number     Expiration
Price     Outstanding     Date
$ 0.50       24,920       November 2024  
$ 0.57       126,900       February 2025  
$ 35.00       490,571       December 2023  
$ 630.00       5,441          October 2021  
$ 687.50       474          October 2021  
          648,306