Atmus Filtration Technologies Inc. ATMU

What this company does

Atmus designs and manufactures filtration products, principally under the Fleetguard brand, for on-highway commercial vehicles and off-highway agriculture, construction, mining and power generation vehicles and equipment. Approximately 14% of its net sales in 2025 were generated through first-fit sales to original equipment manufacturers, where its products are installed as components for new vehicles and equipment, and approximately 86% were generated in the aftermarket, where its products are installed as replacement or repair parts. For the year ended December 31, 2025, Atmus generated $1,764.3 million in net sales, $207.4 million in net income and $353.5 million in Adjusted EBITDA. As of December 31, 2025, it operated 11 distribution centers, 10 manufacturing facilities and five technical facilities, plus 10 manufacturing facilities and two technical facilities operated by its joint ventures, giving it presence on six continents. As of December 31, 2025, Atmus employed approximately 4,500 persons worldwide. Cummins is its largest customer, accounting for approximately 18.8% of its net sales in 2025, 17.6% in 2024 and 17.4% in 2023. Atmus has more than a 65-year history.

Written from the business description in Atmus Filtration Technologies Inc.'s annual report to the U.S. Securities and Exchange Commission, filed 13 February 2026. Every sentence was checked against that document before publication.