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Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2021

Share-based Payment Arrangement [Abstract]

Summary of Stock Options Outstanding

Activity in the various Plans during the three months ended March 31, 2021:

Options			Number of Shares				Weighted Average Exercise Price
Outstanding at December 31, 2020				838,313			$	3.20
Granted				—				—
Exercised				—				—
Forfeited				(43,875	)			(12.34	)
Outstanding at March 31, 2021				794,439			$	2.69
Exercisable at March 31, 2021				738,189			$	2.74

Schedule of Shares Authorized Under Stock Option Plans by Exercise Price Range

The following table summarizes the range of exercise prices and weighted average remaining contractual life for outstanding and exercisable options under the Company’s option plans as of March 31, 2021:

				Outstanding options								Exercisable options
Exercise price range				Number of options				Weighted average remaining contractual life				Number of options				Weighted average remaining contractual life
$	0.01 to $2.49				415,000				8.6 years				358,750				8.5 years
$	2.50 to $3.49				310,314				7.1 years				310,314				7.1 years
$	3.50 to $4.49				45,750				3.9 years				45,750				3.9 years
$	4.50 to $6.99				15,000				0.8 years				15,000				0.8 years
$	7.00 to $9.52				8,375				0.4 years				8,375				0.4 years
					794,439				7.5 years				738,189				7.3 years

Summary of Restricted Stock Activity

A summary of all restricted stock activity under the equity compensation plans for the three months ended March 31, 2021 is as follows:

			Number of Restricted shares				Weighted average grant date fair value
Nonvested balance, December 31, 2020				720,125			$	1.69
Granted				450,000				2.76
Vested				(479,250	)			(1.99	)
Forfeited				(7,500	)			(1.08	)
Nonvested balance, March 31, 2021				683,375			$	2.14

Schedule of Non-vested Balance of Restricted Stock

The nonvested balance of restricted stock vests as follows:

Years ended			Number of   shares
2021 (April 1, 2021 through December 31, 2021)				—
2022				458,375
2023				225,000

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Tabular disclosure of the changes in outstanding nonvested restricted stock units.

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Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

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Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

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