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Note 6 - Common Stock Options (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

		Options				Exercise Price				Weighted-Average Exercise Price
Options outstanding at December 31, 2020			5,327,425			$2.71	-	$21.99		$	6.09
Granted			130,000			15.83	-	17.49			16.69
Exercised			(743,279	)		2.71	-	21.99			6.87
Forfeitures			(88,374	)		4.14	-	19.30			9.55
Options outstanding at June 30, 2021			4,625,772			$2.71	-	$21.99		$	16.30

		Options				Exercise Price				Weighted-Average Exercise Price
Options outstanding at December 31, 2021			4,656,677			$2.71	-	$21.74		$	10.68
Granted			146,600			5.62	-	11.50			7.16
Exercised			-				-				-
Forfeitures			(97,308	)		$4.95	-	$21.74			14.06
Options outstanding at June 30, 2022			4,705,969			$2.71	-	$21.74		$	10.50

X

- Definition

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.

+ References

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- References

No definition available.

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