Stockholders’ Equity and Equity Incentive Plans (Tables)

9 Months Ended

Oct. 31, 2022

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


	Stock Options
	Outstanding Stock Options	Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life (Years)	Aggregate Intrinsic Value

	(in thousands, except share, life, and per share data)
Balance as of January 31, 2022	6,195,205	$	8.08	6.0	$	905,744
Exercised	(1,087,238)	$	6.27		$	108,464
Canceled/forfeited/expired	(88,836)	$	21.49
Outstanding as of October 31, 2022	5,019,131	$	8.23	5.2	$	378,841
Vested and expected to vest as of October 31, 2022	5,019,131	$	8.23	5.2	$	378,841
Exercisable as of October 31, 2022	4,861,214	$	7.28	5.1	$	371,257

A summary of restricted stock unit (“RSU”) activity under our equity incentive plan and related information is as follows:


	RSUs
	RSUs	Weighted- Average Grant Date Fair Value Per Share
Unvested as of January 31, 2022	5,546,366	$	232.58
Granted	17,750,637	$	98.47

Vested	(2,865,551)	$	186.03
Canceled/forfeited	(1,392,277)	$	159.55
Unvested as of October 31, 2022	19,039,175	$	119.88

The stock-based compensation expense by line item in the accompanying condensed consolidated statements of operations is summarized as follows:


	Three Months Ended October 31,				Nine Months Ended October 31,
	2022		2021		2022		2021

	(in thousands)
Cost of revenue	$	41,449	$	17,206	$	109,776	$	46,050
Research and development	83,202		27,879		208,654		71,615
Sales and marketing	125,144		54,220		329,100		156,888
General and administrative	53,020		15,496		120,163		41,359
Total stock-based compensation expense	$	302,815	$	114,801	$	767,693	$	315,912
Benefit from income taxes	(53,995)		—		(151,027)		—
Total stock-based compensation expense recorded to net income	$	248,820	$	114,801	$	616,666	$	315,912