Equity Plans and Stock-based Compensation (Tables)

6 Months Ended

Jul. 31, 2023

Share-Based Payment Arrangement [Abstract]

Schedule of Stock-based Compensation Expense

The following sets forth the total stock-based compensation expense for employee equity plans included in the Company’s condensed consolidated statements of operations:

	Three Months Ended July 31,				Six Months Ended July 31,
	2023		2022		2023		2022
	(in thousands)
Cost of revenue	$	1,938	$	1,341	$	2,933	$	2,126
Research and development	15,847		11,420		25,353		17,398
Sales and marketing	6,757		5,285		10,926		7,831
General and administrative	10,557		8,373		19,851		14,591
Total stock-based compensation expense	$	35,099	$	26,419	$	59,063	$	41,946

Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity

A summary of RSUs outstanding under the 2021 EIP as of July 31, 2023 and changes during the fiscal year-to-date period then ended is presented in the following table:

	Number of Shares	Weighted Average Grant Date Fair Value per Share
Outstanding as of January 31, 2023	12,935,413	$	15.02
RSU granted	13,600,840	$	8.68
RSU vested	(2,813,610)	$	14.37
RSU forfeited	(959,444)	$	13.97
Outstanding as of July 31, 2023	22,763,199	$	11.36

A summary of PRSUs outstanding under the 2021 EIP as of July 31, 2023 and changes during the fiscal year-to-date period then ended is presented in the following table:

	Number of Shares	Weighted Average Grant Date Fair Value per Share
Outstanding as of January 31, 2023	2,147,366	$	10.83
PRSUs granted	60,892	$	8.21
PRSU forfeited	(143,266)	$	10.47
Outstanding as of July 31, 2023	2,064,992	$	10.77

Share-based Payment Arrangement, Option, Activity

A summary of options outstanding under the 2017 Plan and 2007 Plan as of July 31, 2023 and changes during the fiscal year-to-date period then ended is presented in the following table:

	Number of Stock Option Awards	Weighted Average Exercise Price		Weighted Average Remaining Contractual term (in years)	Aggregate Intrinsic Value (in thousands)
Outstanding as of January 31, 2023	17,600,524	$	0.70	5.6	$	201,352
Options exercised	(2,103,163)	$	0.64
Options cancelled	(130,985)	$	0.77
Outstanding as of July 31, 2023	15,366,376	$	0.71	5.4	$	122,193
Options vested and expected to vest as of July 31, 2023	15,363,337	$	0.71	5.4	$	122,169
Exercisable as of July 31, 2023	13,120,974	$	0.70	5.1	$	104,454