The Company’s Fourth Amended and Restated 2006 Stock Option and Incentive Plan allows for granting of incentive stock options, non-qualified stock options, stock appreciation rights, restricted stock units, performance-based restricted stock units, unrestricted stock awards, and deferred stock awards to its officers, employees, directors, and consultants. The components of stock-based compensation expense included in the consolidated statements of operations are as follows:


	Three months ended				Six months ended
	June 30,				June 30,
	2026		2025		2026		2025
	(in thousands)				(in thousands)
Stock option awards	$	813	$	910	$	1,677	$	1,810
Restricted stock units		688		634		1,357		1,320
Performance-based restricted stock units		434		400		993		860

Total stock-based compensation	$	1,935	$	1,944	$	4,027	$	3,990

Stock-based compensation is included in the Company’s consolidated statements of operations as follows:


	Three months ended				Six months ended
	June 30,				June 30,
	2026		2025		2026		2025
	(in thousands)				(in thousands)
Cost of sales	$	320	$	266	$	609	$	552
Sales and marketing		304		349		611		725
General and administrative		1,140		1,140		2,412		2,316
Research and development		171		189		395		397

Total stock-based compensation	$	1,935	$	1,944	$	4,027	$	3,990

During the six months ended June 30, 2026, the Company granted 520 restricted stock units. The Company did not grant any options or performance-based restricted stock units during the six months ended June 30, 2026. During the six months ended June 30, 2025, the Company granted 741 options, 1,521 restricted stock units, and 129 performance-based restricted stock units. The Company issued 97,298 and 93,658 shares of common stock following the exercise or vesting of underlying stock options, restricted stock units, and performance-based restricted stock units during the six months ended June 30, 2026 and 2025, respectively.