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Equity Incentive Plans and Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Summary of Stock-based Compensation
A summary of our stock-based compensation expense is as follows (in thousands):
Three Months Ended March 31,
20242023
Stock-based compensation by type of award:
Stock awards$3,532 $3,443 
Employee stock purchase rights307 299 
$3,839 $3,742 
Stock-based compensation by category of expense:
Cost of net revenue$457 $412 
Sales and marketing1,033 1,165 
Research and development869 831 
General and administrative1,480 1,334 
$3,839 $3,742 
Summary of Activity under Stock Option Plans
The following table summarizes our stock option activities and related information:
 Number of Shares (thousands)Weighted-Average Exercise Price Per ShareWeighted-Average Remaining Contractual Term
(years)
Aggregate Intrinsic Value (thousands)
Outstanding as of December 31, 202380 $4.63 
Exercised(20)4.40 
Canceled(3)12.19 
Outstanding as of March 31, 202457 4.38 0.72$529 
Vested and exercisable as of March 31, 202457 $4.38 0.72$529 
Summary of Restricted Stock Units Activity
The following table summarizes our stock award activities and related information:
Number of Shares (thousands)Weighted-Average Grant Date Fair Value Per ShareWeighted-Average Remaining Vesting Term
(years)
Aggregate Fair Value (thousands)
Nonvested as of December 31, 20233,017 $13.15 
Granted602 12.38 
Released(285)10.32 
Canceled(44)13.73 
Nonvested as of March 31, 20243,290 $13.25 2.04$45,042