Three Months Ended March 31,

2022

2021

Class A

Class B

Class A

Class B

(in thousands, except per share data)

Numerator

Net income

$

12,424

$

10,144

$

10,779

$

11,473

Reallocation of undistributed earnings as a result of conversion of Class B to Class A common stock

10,144

—

11,473

—

Reallocation of undistributed earnings to Class B common stock

—

256

—

328

Net income attributable to common
stockholders — diluted

$

22,568

$

10,400

$

22,252

$

11,801

Denominator

Weighted average shares used
to compute earnings per
share — basic

40,333

32,931

34,771

37,011

Conversion of Class B to Class A
common stock outstanding

32,931

—

37,011

—

Effect of dilutive stock options
and RSUs

1,539

2,251

Weighted average number of shares
used to compute earnings
per share — diluted

74,803

34,470

74,033

39,262

Earnings per share:

Basic

$

0.31

$

0.31

$

0.31

$

0.31

Diluted

$

0.30

$

0.30

$

0.30

$

0.30