Equity Incentive Plans - (Tables)

6 Months Ended

Aug. 01, 2021

Share-based Payment Arrangement [Abstract]

Equity Incentive Plans

A summary of the stock option activity under our equity incentive plans and related information is as follows:

 

	Options Outstanding
	Number of Shares	Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life (In Years)	Aggregate Intrinsic Value (in thousands)
Balance at the end of fiscal 2021	18,558,974	$	9.60	4.3	$	251,503
Options exercised	(1,897,316)	5.94
Options forfeited	(206,000)	12.13
Balance at the end of the second quarter of fiscal 2022	16,455,658	$	9.99	3.8	$	157,211
Vested and exercisable at the end of the second quarter of fiscal 2022	15,048,622	$	10.41	3.5	$	137,085

Restricted Stock Units and Performance Restricted Stock Units

A summary of the RSU activity under our equity incentive plans and related information is as follows:

	Number of RSUs Outstanding	Weighted- Average Grant Date Fair Value		Aggregate Intrinsic Value (in thousands)
Unvested balance at the end of fiscal 2021	30,830,082	$	15.77	$	712,657
Granted	12,888,506	21.54
Vested	(6,327,142)	16.58
Forfeited	(2,957,268)	15.83
Unvested balance at the end of the second quarter of fiscal 2022	34,434,178	$	17.74	$	672,155

Restricted Stock

A summary of the restricted stock activity under our 2015 Plan and related information is as follows:

	Number of Restricted Stock Outstanding	Weighted- Average Grant Date Fair Value		Aggregate Intrinsic Value (in thousands)
Unvested balance at the end of fiscal 2021	557,836	$	19.06	$	12,903
Vested	(289,234)	18.88
Forfeited	(37,262)	20.92
Unvested balance at the end of the second quarter of fiscal 2022	231,340	$	19.00	$	4,516

Stock-Based Compensation

The following table summarizes the components of stock-based compensation expense recognized in the condensed consolidated statements of operations (in thousands):

 

	Second Quarter of Fiscal				First Two Quarters of Fiscal
	2021		2022		2021		2022
Cost of revenue—product	$	990	$	1,566	$	1,986	$	2,913
Cost of revenue—subscription services	3,686		5,137		7,078		9,543
Research and development	29,839		35,125		58,550		65,546
Sales and marketing	16,848		18,358		33,120		35,166
General and administrative	10,089		10,243		19,412		18,595
Total stock-based compensation expense	$	61,452	$	70,429	$	120,146	$	131,763