Stockholders’ Equity and Stock Option Plans (Tables)

9 Months Ended

Sep. 30, 2021

Equity [Abstract]

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award

	Stock Options
	Number of Shares Underlying Outstanding Options	Weighted-Average Exercise Price		Weighted Average Remaining Contractual Term (Years)	Aggregate Intrinsic Value (in thousands)
Outstanding — December 31, 2020	8,459,969	$	2.53	6.83	$	215,144
Options granted	660,466	36.74
Options exercised	(1,694,511)	1.96
Options canceled/expired	(27,094)	7.96
Outstanding — September 30, 2021	7,398,830	$	5.69	7.01	$	159,659
Vested — September 30, 2021	4,822,778	$	3.12	6.13	$	113,146

A summary of RSU activity under the Company’s equity incentive plan and related information is as follows:

	RSUs
	Number of Shares	Weighted-Average Grant Date Fair Value per Share
Unvested — December 31, 2020	—	$	—
Granted	507,406	35.45
Vested	(43,812)	37.92
Canceled/Forfeited	(11,281)	32.70
Unvested — September 30, 2021	452,313	$	35.28

Share-based Payment Arrangement, Expensed and Capitalized, Amount

The total stock-based compensation recognized in the condensed consolidated statements of operations and comprehensive income is as follows (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2021		2020		2021		2020
Cost of revenue	$	233	$	10	$	605	$	30
Technology and development	586		222		1,646		377
Sales and marketing	1,388		358		3,839		721
General and administrative	1,507		854		4,418		1,311
Total stock-based compensation	3,714		1,444		10,508		2,439
Tax benefit from stock-based compensation	(521)		(206)		(1,401)		(293)
Total stock-based compensation, net of tax effect	$	3,193	$	1,238	$	9,107	$	2,146