v3.25.2
STOCK-BASED COMPENSATION (Tables)
 6 Months Ended
Jun. 30, 2025
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-Based Compensation Expense
During the three and six months ended June 30, 2025 and 2024, the Company recorded the following stock-based compensation expense in selling, general, administrative and development expense:
Three Months Ended June 30,Six Months Ended June 30,
 2025202420252024
Stock-based compensation expense (1)$47.3 $44.3 $100.7 $107.1 
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(1)For the six months ended June 30, 2025, includes the reversal of $7.1 million of previously recognized stock-based compensation expense associated with awards forfeited in connection with the departure of the Company’s former Executive Vice President and President, APAC due to such role being eliminated. For the three and six months ended June 30, 2024, excludes $2.0 million and $4.1 million, respectively, of stock-based compensation expense related to ATC TIPL, which is included in Income from discontinued operations, net of taxes in the accompanying consolidated statements of operations.
Schedule of Option Activity
The Company’s option activity for the six months ended June 30, 2025 was as follows (shares disclosed in full amounts):
Number of Options
Outstanding as of January 1, 2025416,672 
Exercised(233,313)
Forfeited— 
Expired— 
Outstanding as of June 30, 2025183,359 
Schedule of Fair Value Level of Inputs Below are the three levels of inputs that may be used to measure fair value:
Level 1Quoted prices in active markets for identical assets or liabilities that the Company has the ability to access at the measurement date.
Level 2Observable inputs other than Level 1 prices, such as quoted prices for similar assets or liabilities; quoted prices in markets that are not active; or other inputs that are observable or can be corroborated by observable market data for substantially the full term of the assets or liabilities.
Level 3Unobservable inputs that are supported by little or no market activity and that are significant to the fair value of the assets or liabilities.
Key assumptions used to apply this pricing model were as follows:
20252024
Expected term (years)2.812.81
Risk-free interest rate3.91 %4.31 %
Annualized volatility27.91 %26.75 %
Schedule of RSU Activity The Company’s RSU and PSU activity for the six months ended June 30, 2025 was as follows (shares disclosed in full amounts): 
RSUsPSUs
Outstanding as of January 1, 2025 (1)1,460,702 339,268 
Granted (2)618,896 86,911 
Vested and Released (3)(688,206)(133,034)
Forfeited (4)(39,167)(21,138)
Outstanding as of June 30, 20251,352,225 272,007 
Vested and deferred as of June 30, 2025 (5)8,453 — 
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(1)PSUs consist of the target number of shares issuable at the end of the three-year performance period for the 2024 PSUs and the 2023 PSUs, or 87,550 shares and 118,684 shares, respectively, and the shares issuable at the end of the three-year performance period for the PSUs granted in 2022 (the “2022 PSUs”) based on achievement against the performance metrics for the three-year performance period, or 133,034 shares.
(2)PSUs consist of the target number of shares issuable at the end of the three-year performance period for the 2025 PSUs, or 86,911 shares.
(3)PSUs consist of shares vested pursuant to the 2022 PSUs. There are no additional shares to be earned related to the 2022 PSUs.
(4)PSUs consist of shares forfeited in connection with the departure of the Company’s former Executive Vice President and President, APAC due to such role being eliminated, which includes the target number of shares issuable at the end of the three-year performance period for the 2024 PSUs and the 2023 PSUs pursuant to the terms of the award agreements.
(5)Vested and deferred RSUs are related to deferred compensation for certain former employees.
Schedule of PSU Activity The Company’s RSU and PSU activity for the six months ended June 30, 2025 was as follows (shares disclosed in full amounts): 
RSUsPSUs
Outstanding as of January 1, 2025 (1)1,460,702 339,268 
Granted (2)618,896 86,911 
Vested and Released (3)(688,206)(133,034)
Forfeited (4)(39,167)(21,138)
Outstanding as of June 30, 20251,352,225 272,007 
Vested and deferred as of June 30, 2025 (5)8,453 — 
_______________
(1)PSUs consist of the target number of shares issuable at the end of the three-year performance period for the 2024 PSUs and the 2023 PSUs, or 87,550 shares and 118,684 shares, respectively, and the shares issuable at the end of the three-year performance period for the PSUs granted in 2022 (the “2022 PSUs”) based on achievement against the performance metrics for the three-year performance period, or 133,034 shares.
(2)PSUs consist of the target number of shares issuable at the end of the three-year performance period for the 2025 PSUs, or 86,911 shares.
(3)PSUs consist of shares vested pursuant to the 2022 PSUs. There are no additional shares to be earned related to the 2022 PSUs.
(4)PSUs consist of shares forfeited in connection with the departure of the Company’s former Executive Vice President and President, APAC due to such role being eliminated, which includes the target number of shares issuable at the end of the three-year performance period for the 2024 PSUs and the 2023 PSUs pursuant to the terms of the award agreements.
(5)Vested and deferred RSUs are related to deferred compensation for certain former employees.