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Equity Incentive Plans - (Tables)

3 Months Ended

May 03, 2020

Share-based Payment Arrangement [Abstract]

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 2020	26,822,243	$	8.97	3.9	$	237,803

Options exercised	(2,174,568)	4.32
Options forfeited/canceled	(108,184)	16.13
Balance at the end of the first quarter of fiscal 2021	24,539,491	$	9.36	3.8	$	127,583
Vested and exercisable at the end of the first quarter of fiscal 2021	22,050,411	$	8.62	4.2	$	126,788

Restricted Stock Units

A summary of the RSU activity under our 2015 Plan 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 2020	25,434,597	$	18.72	$	452,736
Granted	10,927,370	9.76
Vested	(2,524,966)	17.57
Forfeited	(1,092,135)	18.17

Unvested balance at the end of the first quarter of fiscal 2021	32,744,866	$	15.83	$	438,253

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 2020	2,127,206	$	19.58	$	37,684

Vested	(543,859)	19.43
Forfeited/canceled	(229,605)	20.15

Unvested balance at the end of the first quarter of fiscal 2021	1,353,742	$	19.55	$	18,100

Stock-Based Compensation

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


	First Quarter of Fiscal
	2020		2021
Cost of revenue—product	$	977	$	996
Cost of revenue—subscription services	3,951		3,392
Research and development	28,245		28,711
Sales and marketing	18,314		16,272
General and administrative	10,670		9,323
Total stock-based compensation expense	$	62,157	$	58,694