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Stock-Based Compensation
 3 Months Ended
Mar. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Stock-Based Compensation
11. Stock-Based Compensation
Stock Options
The following summarizes the stock option activity for the three months ended March 31, 2024:
Number of
options
outstanding		Weighted-
average
exercise price
(Per share)		Weighted-
average
remaining
contract life
(In years)		Aggregate
intrinsic value 
(In thousands)
Outstanding as of December 31, 202397,480 $12.75 2.97$332 
Granted— — 
Exercised(10,849)9.49 
Forfeited or expired— — 
Outstanding as of March 31, 202486,631 $13.16 2.84$494 
Options vested and exercisable at March 31, 202486,631 $13.16 2.84$494 
Options vested and expected to vest as of March 31, 202486,631 $13.16 2.84$494 
As of March 31, 2024, the Company had no unrecognized compensation cost related to non-vested stock options. All outstanding stock options were fully vested prior to December 31, 2022.
Restricted Stock Units
The following summarizes the restricted stock unit (“RSU”) activity for the three months ended March 31, 2024:
Number of awards outstandingWeighted-average grant date fair value (Per share)
Nonvested RSUs as of December 31, 20235,066,159 $18.41 
Granted633,512 20.69 
Vested(920,435)28.55 
Forfeited(54,133)17.70 
Nonvested RSUs as of March 31, 20244,725,103 $16.74 
As of March 31, 2024, total unrecognized compensation cost related to non-vested RSUs was $70.0 million, which will be amortized over a weighted-average period of 2.14 years.
Stock-Based Compensation Expense
The Company recognized total stock-based compensation expense as follows:
Three months ended March 31,
20242023
(In thousands)
Cost of revenue$396 $192 
Research and development5,316 3,141 
Sales and marketing2,166 1,237 
General and administrative4,461 2,808 
Total$12,339 $7,378