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.
Atmus Filtration Technologies granted Chief Executive Officer Stephanie Disher 31,492 restricted stock units as part of its 2026 annual long-term incentive compensation program. These RSUs vest in three equal tranches beginning on March 1, 2027, and each vested unit will convert into one share of common stock, bringing her direct holdings to 388,676 shares.
Atmus Filtration Technologies Inc. reported that Chief Financial Officer Jack Kienzler received a grant of 5,163 restricted stock units as part of Atmus' 2026 annual long-term incentive compensation program. The award was granted at no cash cost to him.
The RSUs will vest in three equal tranches, beginning on March 1, 2027, and each vested RSU will convert into one share of Atmus common stock. Following this grant, Kienzler holds a total of 80,936 shares of common stock directly.
Heltebran Laura reported acquisition or exercise transactions in this Form 4 filing.
Atmus Filtration Technologies Inc. reported that its Chief Legal Officer and Corporate Secretary, Laura Heltebran, received a grant of 3,717 restricted stock units as part of the company’s 2026 annual long-term incentive compensation program. These RSUs were granted under the Atmus 2022 Omnibus Incentive Plan and represent equity-based compensation rather than an open-market share purchase.
The RSUs will vest in three equal tranches beginning on March 1, 2027, with each vested unit settling into one share of Atmus common stock. Following this award, Heltebran now holds 24,161 shares of common stock directly, reflecting her ongoing equity stake tied to the company’s future performance and retention incentives.
Masters Charles reported acquisition or exercise transactions in this Form 4 filing.
Atmus Filtration Technologies Inc. Senior Vice President Charles Masters received a grant of 4,130 restricted stock units as part of the company’s 2026 annual long-term incentive compensation program. Following this award, he holds 46,469 shares of common stock directly.
The RSUs were granted under the Atmus Filtration Technologies Inc. 2022 Omnibus Incentive Plan and will vest in three equal tranches beginning on March 1, 2027. Each restricted stock unit that vests will be settled in one share of Atmus common stock, aligning a portion of his compensation with future company performance.
Atmus Filtration Technologies Inc. granted Chief People Officer Renee Swan 1,962 restricted stock units (RSUs) of common stock on April 1, 2026 as part of its 2026 annual long-term incentive compensation program under the 2022 Omnibus Incentive Plan. The RSUs will vest in three equal tranches beginning on March 1, 2027, and each vested RSU will convert into one share of Atmus common stock. Following this award, Swan directly holds 53,311 shares of Atmus common stock.
Atmus Filtration Technologies reports a strong first full year as an independent public company and calls its 2026 virtual annual meeting for May 12, 2026. In 2025, Atmus achieved 5.7% organic growth, with sales of $1.764 billion, net income of $207.4 million and Adjusted EBITDA of $353.5 million.
The company returned $78 million to stockholders through dividends and buybacks while investing for growth, including acquiring Koch Filter and entering an amended and restated $1.5 billion credit agreement to build an industrial air filtration platform. Atmus also completed its separation from Cummins and transformed its supply chain.
The proxy seeks stockholder votes to elect four directors to one‑year terms, approve 2025 executive compensation on an advisory basis, and ratify PricewaterhouseCoopers as auditor. Governance changes include declassifying the Board by 2028, eliminating supermajority voting to remove directors, maintaining an independent chair and setting robust stock ownership and clawback policies.
The Vanguard Group filed Amendment No. 1 to a Schedule 13G/A reporting 0 shares of Atmus Filtration Technologies Inc. common stock. The filing states that, following an internal realignment effective January 12, 2026, certain Vanguard subsidiaries will report disaggregated ownership and The Vanguard Group no longer is deemed to beneficially own the securities held by those subsidiaries. The amendment is signed by a Vanguard officer on March 26, 2026.
Atmus Filtration Technologies Inc. Senior Vice President Charles Masters reported share dispositions tied to equity awards. On February 27, 2026, the company withheld 9,046 shares of common stock at $64.53 per share upon vesting of performance share units to cover his tax withholding obligation. On the same date, the company also withheld 2,131 shares at $64.53 per share upon vesting of restricted share units for the same purpose. After these tax-withholding dispositions, Masters held 42,339 shares of Atmus common stock directly.
Atmus Filtration Technologies’ Chief People Officer Renee Swan reported share dispositions related to tax withholding on equity awards. On the transaction date, 9,570 shares of common stock were withheld at $64.53 per share to satisfy tax obligations on vested Performance Share Units from the 2023–2025 grant cycle.
An additional 2,254 shares were withheld at $64.53 per share to cover taxes on vested Restricted Share Units from the same 2023–2025 grant cycle. After these tax-withholding dispositions, Swan directly owned 51,349 shares of Atmus Filtration Technologies common stock.