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STOCK-BASED COMPENSATION (Tables)

3 Months Ended

Mar. 31, 2024

STOCK-BASED COMPENSATION

Summary of stock options outstanding

​

​	​	​	​	​	​	​	​	​	​	​
​	​	March 31, 2024				​	March 31, 2023
​		​		Weighted			​		Weighted
​	​	Number of	​	Average		​	Number of	​	Average
​	​	Stock	​	Exercise		​	Stock	​	Exercise
​	​	Options	​	Price		​	Options	​	Price
Stock options outstanding at beginning of period		424,826	​	$	2.66		356,296	​	$	5.06
Canceled or forfeited	​	—	​	​	—	​	(43,868)	​	​	15.69
Stock options outstanding at end of period		424,826	​	​	2.66		312,428	​	​	3.56
Stock options exercisable at end of period		307,189	​	$	3.29		233,708	​	$	4.39

Summary of restricted stock units activity

​

​	​	​	​	​	​	​	​	​	​	​
​	​	March 31,				​	March 31,
​	​	2024				​	2023
​		​		Weighted-			​		Weighted-
​	​	​	​	Average		​	​	​	Average
​	​	Number of	​	Grant Date		​	Number of	​	Grant Date
​	​	RSUs	​	Fair Value		​	RSUs	​	Fair Value
Unvested RSUs at beginning of period		1,773,058	​	$	1.03		1,207,872	​	$	1.40
Granted		—	​	​	—		189,072	​		0.95
Forfeited/Expired		(6,784)	​		3.93		(399,867)	​		1.69
Vested		(548,361)	​		1.07		(198,327)	​		1.44
Unvested RSUs at end of period		1,217,913	​	$	1.00		798,750	​	$	1.14

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- References

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Subparagraph (c)
-Paragraph 2
-SubTopic 10
-Topic 718
-Publisher FASB
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- 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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
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-Section 50
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