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EQUITY (Tables)

3 Months Ended

Mar. 31, 2023

The following table summarizes the status of warrants and related transactions:


	Non-Derivative (Equity) Warrants	Derivative Liabilities Warrants (1)	Total Number of Warrants	Weighted - Average Exercise Price
Balance as of January 1, 2023	30,673,635	55,375,202	86,048,837	$	1.40


Cancelled	(100,000)	—	(100,000)	$	1.47
Balance as of March 31, 2023	30,573,635	55,375,202	85,948,837	$	1.40
Exercisable as of March 31, 2023	28,348,635	55,375,202	83,723,837	$	1.38

(1) Refer to Note 9 - Derivative Liabilities for additional information.

The following table summarizes the status of stock options and related transactions:


	Number of Stock Options	Weighted-Average Per Share Exercise Price
Issued and Outstanding as of January 1, 2023	30,752,259	$	2.58
Granted	1,027,500	$	0.60

Forfeited/expired	(3,181,340)	$	2.62
Issued and Outstanding as of March 31, 2023	28,598,419	$	2.50
Exercisable as of March 31, 2023	14,247,252	$	2.37

The following assumptions were used for the calculation at date of grant:


	Three Months Ended March 31,
	2023	2022
Weighted average stock price	$0.60	$4.20
Weighted average expected stock price volatility	77.4%	72.8%
Expected annual dividend yield	0%	0%
Weighted average expected life	6.2 years	6.1 years
Weighted average risk-free annual interest rate	3.7%	1.9%
Weighted average grant date fair value	$0.42	$2.51

The following table summarizes the status of restricted stock and related transactions:


			Number of Restricted Subordinate Voting Shares
Unvested restricted stock as of January 1, 2023			1,156,319

Cancelled			(53,001)
Vested and Released			(5,952)
Unvested restricted stock as of March 31, 2023			1,097,366

The components of share-based compensation expense are as follows:


	Three Months Ended March 31,
	2023		2022
Stock options	$	1,596	$	5,845
Restricted stock	200		832
Warrants	515		287
Total share-based compensation expense	$	2,311	$	6,964