Welcome to our dedicated page for Atmus Filtration Technologies SEC filings (Ticker: ATMU), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page compiles U.S. SEC filings for Atmus Filtration Technologies Inc. (ATMU), giving investors direct access to the company’s official regulatory disclosures. Through its Forms 8-K, 10-K, 10-Q and related exhibits, Atmus provides detail on its filtration and media solutions business, financial performance, capital structure and material corporate events.
Atmus’ current reports on Form 8-K include disclosures about quarterly cash dividends, quarterly financial results, and significant transactions. For example, the company has filed 8-Ks to report its second and third quarter 2025 results, outlining net sales, net income, diluted earnings per share, Adjusted earnings per share, Adjusted EBITDA, Adjusted EBITDA margin, cash provided by operating activities and Adjusted free cash flow. Separate 8-Ks describe dividend declarations by the Board of Directors and provide the per-share dividend amount and relevant record and payment dates.
Filings also document strategic transactions and financing arrangements. Atmus filed an 8-K describing a stock purchase agreement for the acquisition of Koch Filter Corporation from Air Distribution Technologies, Inc., including the purchase price, closing conditions and funding expectations. A subsequent 8-K details an amended and restated credit agreement that provides a $1.0 billion term loan facility and a $500 million revolving credit facility, used in part to refinance existing debt and finance the Koch Filter acquisition. Another 8-K notes the closing of the Koch Filter transaction and references the related press release as an exhibit.
In addition to event-driven 8-Ks, Atmus’ periodic reports (10-K and 10-Q) provide broader information on its filtration operations, risk factors, non-GAAP financial measures and reconciliations, as referenced in its earnings releases. These filings explain how the company defines metrics such as EBITDA, Adjusted EBITDA, Adjusted earnings per share, Free cash flow and Adjusted free cash flow, and they discuss limitations of these measures.
On Stock Titan, Atmus filings are updated as they are posted to the SEC’s EDGAR system. AI-powered summaries help interpret lengthy documents by highlighting key items such as new credit facilities, acquisition terms, dividend actions, non-GAAP definitions and changes in leverage or liquidity. Investors can also use this page to monitor future Forms 4 and proxy materials when filed, which will provide additional detail on insider transactions and governance matters.
Eminence Capital, LP and Ricky C. Sandler filed Amendment No. 2 to a Schedule 13G/A reporting their beneficial ownership in Atmus Filtration Technologies Inc. common stock.
They report beneficial ownership of 3,825,346 shares of common stock, representing 4.7% of the class, based on 81,507,839 shares outstanding as of October 31, 2025. All voting and dispositive power over these shares is shared, with no sole voting or dispositive power reported.
The position is held through various Eminence investment funds and separately managed accounts, and the filers certify the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Atmus Filtration Technologies.
T. Rowe Price Associates, Inc. filed a Schedule 13G reporting beneficial ownership of 4,677,937 shares of Atmus Filtration Technologies common stock, representing 5.7% of the class as of 12/31/2025. The firm reports sole voting power over 4,561,818 shares and sole dispositive power over 4,677,884 shares, with no shared voting or dispositive power. It certifies that the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of Atmus.
Atmus Filtration Technologies Chief People Officer Renee Swan acquired 18,536 shares of common stock on February 13, 2026 through a performance share award. The shares were granted at $0 per share after achievement of 2023 performance metrics under a Performance Share Unit (PSU) program.
The PSUs will cliff vest on March 1, 2026 and convert into common stock on a 1:1 basis. Following this award, Swan directly beneficially owns 63,173 shares of Atmus Filtration Technologies common stock.
Atmus Filtration Technologies Inc. reported that Senior Vice President Charles Masters acquired 21,152 shares of common stock on February 13, 2026 through a performance-based equity award. The shares were earned under a 2023 Performance Share Unit (PSU) award tied to achievement of specific performance metrics.
The PSUs cliff vest on March 1, 2026 and convert into common stock on a 1-for-1 basis. Following this award, Masters directly beneficially owns 53,516 shares of Atmus Filtration Technologies common stock.
Kienzler Jack reported acquisition or exercise transactions in a Form 4 filing for ATMU. The filing lists transactions totaling 41,094 shares. Following the reported transactions, holdings were 95,890 shares.
Atmus Filtration Technologies Inc.'s Chief Executive Officer and director, Stephanie Disher, reported an acquisition of company stock through an equity award. On February 13, 2026, she received 169,209 shares of common stock at $0 per share, described as a grant, award, or other acquisition.
These shares were earned based on performance metrics tied to a 2023 Performance Share Unit (PSU) award, which cliff vests on March 1, 2026 and converts into common stock on a 1:1 basis. Following this award, Disher directly holds 439,677 shares of Atmus common stock.
Atmus Filtration Technologies files its annual report describing 2025 performance and business profile. The company generated $1,764.3 million in Net sales, $207.4 million in Net income and $353.5 million in Adjusted EBITDA, with about 86% of sales from the aftermarket and 14% from first‑fit OEM customers.
Roughly 46% of 2025 Net sales came from outside the U.S. and Canada, supported by 11 distribution centers and 10 manufacturing facilities, plus additional joint‑venture plants on six continents. Atmus highlights technology leadership, its Fleetguard brand and long relationships with major OEMs such as Cummins, PACCAR and the Traton Group, which together represent a significant share of net sales.
The report outlines a strategy built on growing first‑fit share, expanding high‑margin aftermarket business, transforming the supply chain and entering industrial filtration markets. It also details key risks, including customer concentration, supply chain disruptions, evolving emissions and climate‑related regulations, cybersecurity threats, labor relations, substantial indebtedness and the industry’s transition toward lower‑emission and alternative power technologies.
Atmus Filtration Technologies reported solid growth for 2025 and issued an upbeat 2026 outlook. Net sales reached $1,764.3 million and net income was $207.4 million, or $2.50 diluted EPS, with Adjusted EPS of $2.73. Adjusted EBITDA was $353.5 million, a 20.0% margin, reflecting stronger pricing and volumes.
Operating cash flow nearly doubled to $202.7 million, supporting $148.8 million of free cash flow and $158.3 million of Adjusted free cash flow. The company returned $78 million to shareholders in 2025 via $61 million of buybacks and $17.3 million of dividends.
Atmus completed the acquisition of Koch Filter Corporation in January 2026, creating a new Industrial Solutions segment alongside Power Solutions. For 2026, it guides revenue of $1,945–$2,015 million, Adjusted EBITDA margin of 19.5–20.5%, and Adjusted EPS of $2.75–$3.00.
Atmus Filtration Technologies Inc. director Heath Sharp reported an equity award tied to his board service. On February 5, 2026, he acquired 614 shares of common stock at a price of $0 per share, reflecting restricted share units granted in connection with his director appointment.
After this grant, Sharp beneficially owned 3,114 common shares, held directly. The related restricted share units fully vest on February 5, 2027, meaning the award is designed to align his compensation with the company’s long‑term performance over roughly one year.
Atmus Filtration Technologies Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.055 per common share. The dividend will be paid on March 4, 2026 to shareholders who are on record as of the close of business on February 20, 2026.
This payment provides direct cash returns to shareholders and reflects the company’s decision to distribute a portion of its cash to investors on a recurring quarterly basis.