Quarterly report pursuant to Section 13 or 15(d)

WARRANTS

v3.21.1
WARRANTS
 3 Months Ended
Mar. 31, 2021
Warrants and Rights Note Disclosure [Abstract]  
WARRANTS WARRANTS
From time to time, we have issued warrants to purchase shares of common stock. These warrants were issued in connection with financing transactions or in exchange for consulting services. Our warrants were subject to standard anti-dilution provisions applicable to shares of our common stock. All of the warrants issued have been either exercised, cancelled, or expired as of December 31, 2020.

    A roll-forward of warrant share activity from January 1, 2020 to March 31, 2020 is shown in the following table:
  Exercise Price Expiration Date Issued and
Outstanding
Warrants as of
January 1, 2020		 Warrants
Exercised/
Expired		 Issued and Outstanding Warrants as of March 31, 2020
Consulting Warrants $0.01 6/17/2020 6,667  —  6,667 
Financing Warrants $3.35 6/17/2020 62,530  —  62,530 
Private Placement Warrants - September 2017 $4.85 9/28/2020 1,966,319  —  1,966,319 
Placement Agent Warrants $4.85 9/28/2020 98,846  —  98,846 
  2,134,362  —  2,134,362