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Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2024

Stockholders' Equity

Schedule of key assumptions to determine fair value of options

​

​	​	​	​	​	​	​	​	​	​	​
​	​	Three Months Ended			​	Nine Months Ended				​
​	​	September 30,			​	September 30,			​	​
​		2024		2023		2024		2023		​
Average volatility		—	%	40.2	%	41.3	%	41.4	%	​
Average risk-free interest rate		—	%	4.4	%	4.2	%	4.1	%	​
Weighted-average expected life in years		—	​	6.3	​	6.2	​	6.2	​	​
Dividend yield rate		—	%	—	%	—	%	—	%	​

Schedule of the summary of option activity under all plans

​

​	​	​	​	​	​	​	​	​	​	​	​
​	​	​	​	​	​	​	Weighted-Average	​	​	​
​	​	​	​	Weighted-Average		​	Remaining	​	Aggregate
​	​	​	​	Exercise		​	Contractual	​	Intrinsic
​	​	Options	​	Price		​	Term (Years)	​	Value(1)
​	​	​	​	​	​	​	​	​	(in thousands)
Outstanding as of December 31, 2023	​	7,762,298	​	$	19.70				​		​
Options granted		642,985	​	​	46.27	​	​	​	​	​	​
Options exercised		(1,611,117)	​	​	13.66	​	​	​	​	​	​
Options forfeited		(21,138)	​	​	35.10	​	​	​	​	​	​
Options expired		—	​	​	—	​	​	​	​	​	​
Outstanding as of September 30, 2024		6,773,028	​	$	23.61	​	5.12	​	$	168,760	​
Exercisable as of September 30, 2024		4,968,365	​	​	19.02	​	3.97	​	$	146,600	​
Vested and expected to vest as of September 30, 2024	​	6,617,113	​	​	23.24	​	5.04	​	$	167,346	​

(1) The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying awards and the estimated fair value of the Company’s stock for those awards that have an exercise price below the estimated fair value at September 30, 2024.

Schedule of information relating to options grants

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​

​

​

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​

​

​

​

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Three Months Ended

​

Nine Months Ended

​

​

September 30,

​

September 30,

​

​

2024

2023

2024

2023

​

​

(in thousands, except per share data)

Weighted-average grant date fair value per share

​

$

—

​

$

21.49

​

$

21.89

​

$

16.76

​

Intrinsic value of options exercised

​

6,218

​

5,628

​

48,381

​

24,544

​

Cash received from options exercised

​

3,332

​

2,277

​

9,154

​

12,015

​

Total fair value of the options vested during the period

​

111

​

167

​

9,815

​

8,887

​

Schedule of the summary of nonvested options status

​

​	​	​	​	​	​	​
​		​		Weighted-Average
​	​	​	​	Grant Date
​	​	Options	​	Fair Value
Non-vested as of December 31, 2023	​	2,076,355	​	$	12.68	​
Options granted		642,985	​	​	21.89	​
Options vested		(893,539)	​	​	10.98	​
Options forfeited		(21,138)	​	​	16.19	​
Non-vested as of September 30, 2024		1,804,663	​		16.76	​

Schedule of information relating to RSU grants and deliveries

​

​	​	​	​	​	​	​
​	​	​	​	Total Fair Market
​	​	Total RSUs	​	Value of RSUs
​		Issued		Issued(1)
​	​	​	​	(in thousands)
RSUs outstanding at December 31, 2023		920,376	​	​	​	​
RSUs granted		303,788	​	$	14,060	​
RSUs forfeited		(9,620)	​	​	​	​
RSUs vested(2)		(388,668)	​	​	​	​
RSUs outstanding at September 30, 2024		825,876	​	​	​	​

(1) The total fair market value is derived from the number of RSUs granted times the current stock price on the date of grant.

(2) Of the vested RSUs, 147,959 shares of common stock were surrendered to fulfill tax withholding obligations.

Schedule of recorded share-based compensation expense under all plans

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​

​

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​

​

​

​

​

​

​

​

​

​

Three Months Ended

​

Nine Months Ended

​

​

September 30,

​

September 30,

​

​

​

2024

​

2023

​

2024

2023

​

​

(in thousands)

Cost of revenues

$

1,133

$

1,004

$

4,583

$

3,868

​

Operating expenses:

​

​

​

​

​

​

​

​

​

​

​

​

​

Selling, distribution, and marketing

​

249

​

213

​

777

​

649

​

General and administrative

​

3,710

​

2,975

​

11,239

​

9,323

​

Research and development

​

504

​

452

​

2,137

​

1,780

​

Total share-based compensation

​

$

5,596

​

$

4,644

​

$

18,736

​

$

15,620

​

​

X

- Definition

Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.

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