STOCK-BASED COMPENSATION

12 Months Ended

Dec. 31, 2024

Share-Based Payment Arrangement [Abstract]

STOCK-BASED COMPENSATION

STOCK-BASED COMPENSATION

Under the Atmus 2022 Omnibus Incentive Plan, Atmus is authorized to issue a maximum of 7.5 million shares of common stock to Atmus employees and non-employee directors.

Restricted Stock Units and Performance Share Units

During the years ended December 31, 2024, 2023, and 2022, Atmus recognized compensation expense related to RSUs and PSUs, as a component of Selling, general, and administrative expense, in its Consolidated Statements of Income of $11.9 million, $5.5 million, and $0 million, respectively. The unamortized compensation expense related to Atmus RSUs and PSUs was $18.8 million and is expected to be recognized over a weighted-average period of 1.6 years.

Our RSU and PSU activity is reflected below:

	Number of Shares	Grant Date	Weighted-Average Fair Value Per Share		Weighted-Average Aggregate Fair Value
Balance at January 1, 2023	—		$	—
Granted	763,480	Various	28.34		$	21.6	million
Vested	—		—
Forfeited	—		—
Balance at December 31, 2023	763,480		$	28.34
Granted	391,385	Various	36.78		$	14.4	million
Vested	(52,894)		28.03		$	1.5	million
Forfeited	(80,774)		31.40
Balance at December 31, 2024	1,021,197		$	31.35