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STOCK-BASED COMPENSATION (Tables)
3 Months Ended
Mar. 31, 2024
Stock-based Compensation  
Summary of restricted stock activity

Weighted

Number of

average grant 

    

Shares

    

date fair value

Nonvested stock at December 31, 2023

 

638,181

$

125.25

Granted

 

210,722

183.12

Vested

 

(232,632)

113.37

Forfeited

 

(3,079)

128.70

Nonvested stock at March 31, 2024

 

613,192

$

149.63

Summary of performance-based restricted stock units activity

Weighted

Number of

average grant 

    

Shares

    

date fair value

Nonvested stock at December 31, 2023

 

134,484

$

127.72

Granted

 

86,996

145.21

Vested

 

(110,376)

100.50

Forfeited

 

Nonvested stock at March 31, 2024

 

111,104

$

168.45

Cboe Digital Restricted Common Units  
Stock-based Compensation  
Summary of stock option/warrant activity The following table summarizes the option activity during the three months ended March 31, 2024 (in millions, except number of units and contractual term):

Weighted

Weighted

Number of

average exercise

Aggregate

average remaining

    

Units

    

price

    

intrinsic value

    

contractual term

Outstanding at December 31, 2023

 

185

$

0.3

$

 

5 years

Granted

 

 

Vested

 

 

Outstanding at March 31, 2024

 

185

$

0.3

$

 

5 years

Cboe Digital Warrant Units  
Stock-based Compensation  
Summary of stock option/warrant activity

The following table summarizes the Warrant Unit activity during the three months ended March 31, 2024 (in millions, except number of units):

Weighted

Number of

average exercise

    

Units

    

price

Outstanding and exercisable at December 31, 2023

40

$

0.2

Outstanding at December 31, 2023

 

80

0.2

Granted

 

Vested

 

Outstanding and exercisable at March 31, 2024

40

0.2

Outstanding at March 31, 2024

 

80

$

0.2