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Stock-Based Compensation (Tables)
12 Months Ended
Jan. 31, 2025
Share-Based Payment Arrangement [Abstract]  
Summary of Stock Option Activity Under Equity Incentive Plans and Related Information

The following table summarizes the stock option activity under the equity incentive plans and related information:

 

 

 

Shares Subject to Options Outstanding

 

 

Weighted-
Average

 

 

 

 

 

 

 

 

 

Weighted-

 

 

Remaining

 

 

 

 

 

 

 

 

 

Average Exercise

 

 

Contractual Life

 

 

Aggregate

 

 

 

Shares

 

 

Price

 

 

(Years)

 

 

Intrinsic Value

 

 

 

 

 

 

 

 

 

 

 

 

(in thousands)

 

Balance as of January 31, 2023

 

 

2,373,063

 

 

$

17.32

 

 

 

3.81

 

 

$

34,820

 

Options exercised

 

 

(89,520

)

 

 

7.75

 

 

 

 

 

 

 

Balance as of January 31, 2024

 

 

2,283,543

 

 

$

17.69

 

 

 

2.93

 

 

$

18,975

 

Options exercised

 

 

(1,271,158

)

 

 

17.52

 

 

 

 

 

 

 

Balance as of January 31, 2025

 

 

1,012,385

 

 

$

17.90

 

 

 

2.80

 

 

$

15,679

 

Exercisable as of January 31, 2025

 

 

1,012,385

 

 

$

17.90

 

 

 

2.80

 

 

$

15,679

 

Shares Subject to Options Outstanding Weighted-Average Weighted-Remaining Average Exercise Contractual Life Aggregate Shares Price (Years) Intrinsic Value (in thousands) Balance as of January 31, 2019 Options granted Option exercised Options forfeited/cancelled Balance as of January 31, 2020 Options granted Option exercised Options forfeited/cancelled Balance as of January 31, 2021 Vested and expected to vest as of January 31, 2021 Exercisable as of January 31, 2021 9,096,961 $9.01 4.97 $ 108,731 577,082 19.89 (659,34) 9.05 (242,110) 17.63 8,772,585 $ 9.48 4.27 $ 60,221 31,666 12.48 (1,994,667) 5.14 (192,547) 10.73 6,617,037 $ 10.773.77 $ 48,098 6,554,892 $ 10.68 3.74 $ 48,092 5,348,780 $ 8.59 2.87 $ 47,974

Summary of Restricted Stock Unit Activity Under Equity Incentive Plans and Related Information

The following table summarizes the restricted stock unit activity, inclusive of performance-based and market-based restricted stock units, under the equity incentive plans and related information:

 

 

Number of

 

 

Weighted-

 

 

 

Restricted

 

 

Average

 

 

 

Stock Units

 

 

Grant Date

 

 

 

Outstanding

 

 

Fair Value

 

Unvested balance - January 31, 2023

 

 

14,665,753

 

 

$

24.89

 

Granted

 

 

8,966,588

 

 

 

26.34

 

Vested

 

 

(8,069,193

)

 

 

24.09

 

Forfeited/cancelled

 

 

(1,483,553

)

 

 

25.84

 

Unvested balance - January 31, 2024

 

 

14,079,595

 

 

$

26.17

 

Granted

 

 

10,058,585

 

 

 

29.05

 

Vested

 

 

(7,628,341

)

 

 

26.15

 

Forfeited/cancelled

 

 

(1,833,465

)

 

 

27.02

 

Unvested balance - January 31, 2025

 

 

14,676,374

 

 

$

28.04

 

er of Weighted- Restricted Average Stock Units Grant Date Outstanding Fair Value Unvested balance - January 31, 2019 18,098,707 $ 19.35 Granted 12,436,586 18.81 Vested, net of shares withheld for employee payroll taxes (4,166,907 ) 19.92 Forfeited/cancelled (4,560,279 ) 19.77 Unvested balance - January 31, 2020 21,808,107 $ 18.85 Granted 10,702,574 15.82 Vested, net of shares withheld for employee payroll taxes (5,100,239 ) 18.28 Forfeited/cancelled (13,079,764 ) 17.87 Unvested balance - January 31, 2021 14,330,678 $ 17.68

Summary of Components of Stock-Based Compensation Expense

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

 

 

 

Year Ended January 31,

 

 

 

2025

 

 

2024

 

 

2023

 

Cost of revenue

 

$

18,656

 

 

$

19,111

 

 

$

17,816

 

Research and development

 

 

77,557

 

 

 

70,240

 

 

 

68,900

 

Sales and marketing

 

 

75,281

 

 

 

65,886

 

 

 

58,448

 

General and administrative

 

 

47,509

 

 

 

43,546

 

 

 

40,468

 

Total stock-based compensation

 

$

219,003

 

 

$

198,783

 

 

$

185,632

 

Summary of Estimated Fair Value of Employee Stock Options and 2015 ESPP

We estimated the fair value of 2015 ESPP purchase rights using a Black-Scholes option pricing model with the following assumptions:

 

 

Year Ended January 31,

 

 

2025

 

 

2024

 

 

2023

 

Employee Stock Purchase Plan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Expected term (in years)

 

0.5

 

 

 

2.0

 

 

 

0.5

 

 

2.0

 

 

 

0.5

 

 

2.0

 

Risk-free interest rate

 

3.6

%

 

 

5.4

%

 

 

4.1

%

 

5.5

%

 

 

0.9

%

 

4.0

%

Volatility

 

28

%

 

 

35

%

 

 

27

%

 

40

%

 

 

33

%

 

44

%

Dividend yield

 

 

 

 

 

0

%

 

 

 

 

 

0

%

 

 

 

 

 

0

%

 

Year Ended January 31, 2021 2020 2019 Employee Stock Options Expected term (in years) 5.8 5.5 – 5.8 5.5 – 5.8 Risk-free interest rate 0.6% 1.8% 2.8% – 3.1% Volatility 46% 45% 45% Dividend yield 0% 0% 0% Employee Stock Purchase Plan Expected term (in years) 0.5 – 2.0 0.5 – 2.0 0.5 – 2.0 Risk-free interest rate 0.1% – 0.4% 1.7% – 2.5% 2.0% – 2.8% Volatility 44% – 54% 34% – 55% 37% – 50% Dividend yield 0% 0% 0%