Common Stock Purchase Warrants (Tables)

9 Months Ended

Sep. 30, 2021

Common Stock Purchase Warrants [Abstract]

Warrant Activity

A summary of the warrant activity during the nine months ended September 30, 2021 is as follows:

Warrant class	Outstanding December 31, 2020		Issuances		Exercised			Outstanding September 30, 2021		Exercise price/share		Expiration date
Class E Warrants		141,091,485		-		-			141,091,485	$	0.25	August 2023
Class O Warrants		909,091		-		-			909,091		0.11	January 2022
Class P Warrants		265,000		-		-			265,000		0.20	June 2024
LGH Warrant		35,000,000		-		(11,400,000	)		23,600,000		0.01	June 2025
NH Expansion Warrant		13,091,160		-		-			13,091,160		0.01	August 2030
Leviston Warrants - April 2021		-		3,968,254		-			3,968,254		0.18	April 2025
Leviston Warrants - May 2021		-		3,968,354		-			3,968,354		0.18	April 2025
Leviston Warrants - September 2021				1,322,751		-			1,322,751		0.18	April 2025
Five Institutions Warrants - September 2021				2,777,779					2,777,779		0.18	September 2025
GCF Warrants - September 2021				5,555,556		-			5,555,556		0.18	September 2025
Total		190,356,736		17,592,694		(11,400,000	)		196,549,430