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Stock-Based Compensation (Tables)
 9 Months Ended
Jan. 31, 2025
Share-Based Payment Arrangement [Abstract]  
Summary of Stock Option Activity
A summary of the Company’s option activity during the nine months ended January 31, 2025 is as follows:
Options Outstanding
Number of
Stock Options
Outstanding		Weighted
Average
Exercise
Price		Weighted
Average
Remaining
Contractual
Life (years)		Aggregate
Intrinsic
Value
(in thousands)(in thousands)
Balance as of April 30, 202431,328 $13.97 5.68$268,167 
Options granted1,187 23.43 
Options exercised(3,169)33.66 
Options cancelled(540)26.53 
Balance as of January 31, 202528,806 $15.09 5.23$468,385 
Vested and exercisable as of January 31, 202523,724 $12.17 4.78$455,027 
Vested and expected to vest as of January 31, 202528,806 $15.09 5.23$468,385 
Schedule of Valuation Assumptions The weighted average assumptions underlying the fair value estimation are provided in the following table:
Nine Months Ended January 31,
20252024
Valuation assumptions:
Expected dividend yield— %— %
Expected volatility66.2 %63.5 %
Expected term (years)6.16.0
Risk-free interest rate3.6 %3.9 %
The following assumptions were used to calculate the fair value of shares to be granted under the 2020 ESPP during the period:
Nine Months Ended January 31,
20252024
Valuation assumptions:
Expected dividend yield— %— %
Expected volatility
56.2 - 75.3%
64.0 - 70.1%
Expected term (years)
0.5 - 2.0
0.5 - 2.0
Risk-free interest rate
3.6 - 4.6%
5.0 - 5.5%
Schedule of Restricted Stock Unit Activity
A summary of the Company’s RSU activity during the nine months ended January 31, 2025 is as follows:
RSUs Outstanding
Number of RSUsWeighted Average
Grant Date Fair Value
Per Share
(in thousands)
Unvested Balance as of April 30, 202419,283 $24.26 
RSUs granted12,676 29.51 
RSUs vested(5,381)27.54 
RSUs forfeited(2,999)27.46 
Unvested Balance as of January 31, 202523,579 $26.41 
Summary of Effects of Stock-Based Compensation
The following table summarizes the effects of stock-based compensation on the Company’s condensed consolidated statements of operations (in thousands):
Three Months Ended January 31,Nine Months Ended January 31,
2025202420252024
Cost of subscription$8,563 $8,674 $24,084 $25,244 
Cost of professional services941 309 2,139 1,248 
Sales and marketing21,860 17,528 61,495 52,533 
Research and development19,896 18,757 56,326 52,475 
General and administrative11,392 9,715 30,329 27,532 
Total stock-based compensation expense$62,652 $54,983 $174,373 $159,032