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STOCK-BASED COMPENSATION PLANS (Tables)

9 Months Ended

Sep. 30, 2025

STOCK-BASED COMPENSATION PLANS

Schedule of outstanding and exercisable number of options

​

​	​	​	​	​
​		​		​
​	​	​	​	​
​	​	Outstanding Number of Options	​	Exercisable Number of Options
​	​	(in thousands)	​	(in thousands)
Plan Category
2005 Stock Option Plan		1	​	1
2017 Stock Option Plan		328	​	328
Total		329	​	329

Schedule of stock-based compensation expenses recorded in the condensed consolidated statements of operations

The following summarizes stock-based compensation expenses recorded in the condensed consolidated statements of income (in thousands):

​

​	​	​	​	​	​	​	​	​	​	​	​	​
​	​	For the Three Months Ended September 30,						For the Nine Months Ended September 30,
​		2025			2024			2025			2024
Costs of revenue - devices and supplies	​	$	8	​	$	10	​	$	29	​	$	27
Sales and marketing	​		(31)	​		125	​		125	​		492
General and administrative	​	​	340	​	​	635	​	​	1,299	​	​	1,826
Total stock-based compensation expense	​	$	317	​	$	770	​	$	1,453	​	$	2,345

Schedule of stock option activity under all equity compensation plans

​

​	​	​	​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	Weighted-	​	​	​
​	​	​	​	Weighted-		​	Average	​	Aggregate
​	​	Number of	​	Average		​	Remaining	​	Intrinsic
​	​	Shares	​	Exercise		​	Contractual	​	Value
​		(in thousands)		Price			Term (Years)		(in thousands)
Outstanding at December 31, 2024		335	​	$	1.78	​	3.09	​	$	2,086
Granted		—	​	​	—	​	—	​	​	—
Forfeited	​	(4)	​	​	3.13	​	—	​	​	—
Exercised		(2)	​	​	3.36	​	—	​	​	—
Outstanding and exercisable at September 30, 2025		329	​	$	1.76	​	2.37	​	$	146
​	​	​	​	​	​	​	​	​	​	​

Schedule of restricted stock award activity under all equity compensation plans

​

​	​	​	​	​	​
​	​	Number of	​	​
​	​	Shares		Weighted Average
​		(in thousands)		Grant Date Fair Value
Outstanding at December 31, 2024	​	499	​	$	10.28
Granted	​	368	​	​	2.47
Forfeited	​	(109)	​	​	7.81
Vested	​	(211)	​	​	9.63
Outstanding at September 30, 2025		547	​	$	5.77
​	​	​	​	​	​

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

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Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit.

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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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