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
	March 31,
	2026		2025
	(in thousands)
Stock option awards	$	864	$	900
Restricted stock units		669		686
Performance-based restricted stock units		559		460

Total stock-based compensation	$	2,092	$	2,046

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


	Three months ended
	March 31,
	2026		2025
	(in thousands)
Cost of sales	$	289	$	286
Sales and marketing		307		376
General and administrative		1,272		1,176
Research and development		224		208

Total stock-based compensation	$	2,092	$	2,046

During the three months ended March 31, 2026, the Company did not grant any options, restricted stock units, or performance-based restricted stock units. During the three months ended March 31, 2025, the Company granted 741 options, 1,521 restricted stock units, and 129 performance-based restricted stock units. The Company issued 79,923 and 51,026 shares of common stock following the exercise or vesting of underlying stock options, restricted stock units, and performance-based restricted stock units during the three months ended March 31, 2026 and 2025, respectively.