*  Amounts include stock-based compensation expense as follows (in thousands):

	(Unaudited)
	Three Months Ended June 30,								Six Months Ended June 30,
(in thousands)	2023				2022				2023				2022
Cost of revenue – software	$	2,572			$	2,030			$	5,324			$	3,933
Research and development		9,943				8,979				18,686				16,337
Sales and marketing		7,581				7,664				15,172				14,699
General and administrative		3,640				2,527				6,715				4,845
Total stock-based compensation expense	$	23,736			$	21,200			$	45,897			$	39,814

	(Unaudited)
	Three Months Ended June 30,								Six Months Ended June 30,
(in thousands)	2023				2022				2023				2022
Employee stock-based compensation plans	$	19,189			$	14,873			$	37,673			$	28,132
Post combination expense in connection with acquisitions		4,547				6,327				8,224				11,682
Total stock-based compensation expense	$	23,736			$	21,200			$	45,897			$	39,814