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 Inc. director Heath Sharp filed an initial ownership report showing beneficial ownership of the company’s common stock. As of February 5, 2026, he beneficially owns 2,500 shares of common stock, held directly.
Atmus Filtration Technologies Inc. has appointed Heath Sharp to its Board of Directors, expanding the board from seven to eight members. The Board determined that Sharp qualifies as an independent director under New York Stock Exchange listing standards.
Sharp will serve as a Class III director until the next Annual Meeting of Stockholders and has been appointed to the Audit Committee and the Nominating and Governance Committee. He is an experienced industrial executive who has led Reliance Worldwide Corporation as Chief Executive Officer since 2015 and Managing Director since 2016, guiding its evolution into a global leader in water control systems and plumbing solutions.
His compensation as a non-employee director will align with that of Atmus’ other non-employee directors, as described in the company’s previously filed proxy statement, and there are no related-party transactions requiring disclosure in connection with his appointment.
FMR LLC4,419,784.99 shares of Atmus Filtration Technologies common stock, representing 5.4% of the class as of the reporting date. FMR has sole voting power over 4,411,811 shares and sole dispositive power over 4,419,784.99 shares.
Abigail P. Johnson is also listed as a reporting person with sole dispositive power over the same 4,419,784.99 shares but no voting power. The filing states 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 Inc. entered into an amended and restated credit agreement that provides a new $1.0 billion term loan facility and a $500 million revolving credit facility, both maturing on January 7, 2031. The term loan will be fully drawn to refinance the company’s prior term loan (which had about $570 million outstanding), help finance the previously announced acquisition of Koch Filter Corporation, and pay related fees and expenses. The revolving facility will support working capital and general corporate purposes and includes sublimits for letters of credit, foreign currency borrowings, and swingline loans.
Borrowings bear interest at variable rates based on SOFR or other benchmark rates plus a margin tied to Atmus’s leverage. The agreement includes quarterly amortization of the term loan, mandatory prepayments from certain debt and asset sale proceeds, and financial covenants requiring a Total Leverage Ratio not exceeding 4.00 to 1.00 (with a temporary step-up to 4.50 to 1.00 for qualified acquisitions) and an Interest Coverage Ratio of at least 3.00 to 1.00. Atmus also furnished a press release announcing the closing of the Koch Filter acquisition.
Atmus Filtration Technologies Inc. entered into a definitive agreement for its subsidiary Cummins Filtration Inc. to acquire all outstanding shares of Koch Filter Corporation from Air Distribution Technologies, Inc. for $450 million, subject to purchase price adjustments. At closing, the buyer will place $1,450,000 in escrow to cover customary post-closing adjustments for cash, debt, working capital, and transaction expenses.
The deal is subject to typical conditions, including expiration or termination of the Hart-Scott-Rodino waiting period, no governmental order blocking the transaction, accuracy of key representations and warranties, compliance with covenants, and no material adverse effect. Either party may terminate if the transaction has not closed by March 31, 2026, with a possible 30‑day extension, and each may seek specific performance in certain cases. Atmus expects to fund the purchase with cash on hand and borrowings under its credit facility and currently expects the transaction to close in the first quarter of 2026.
Atmus Filtration Technologies Inc. (ATMU) director Form 4 reports several small common stock trades and a later error correction. On 04/02/2025, the reporting person sold 40 shares at $37.79. They then bought 25 shares at $45 on 08/13/2025 and 15 shares at $45.81 on 09/05/2025. On 11/13/2025, 20 shares were sold at $48.84, but this sale is described as having been effected by mistake.
The filing explains that on 11/18/2025 these 20 shares were rescinded through the broker's error account and are deemed to have never occurred, reflected as a J code entry at $0. After the reported transactions, the director beneficially owned 9,078 shares of common stock directly. The filing notes it is being submitted late and states that all profits from the reported transactions will be disgorged to the issuer pursuant to applicable requirements.
Atmus Filtration Technologies Inc. announced a quarterly cash dividend of $0.055 per common share. The dividend is payable on December 10, 2025 to shareholders of record at the close of business on November 25, 2025.
The disclosure was furnished under Regulation FD and accompanied by a press release. This action returns cash to shareholders via a regular quarterly payout.
Atmus Filtration Technologies (NYSE: ATMU) reported stronger Q3 2025 results. Net sales reached $447.7 million, up 10.9% year over year, as pricing and volume improved. Net income rose to $54.8 million and diluted EPS was $0.66. Gross margin expanded to 28.9% from 27.6%, reflecting favorable pricing and lower one-time separation costs, partly offset by higher logistics costs.
Operating cash flow for the first nine months of 2025 was $155.2 million versus $85.4 million a year ago, supporting capital spending of $37.6 million and share repurchases. Cash and cash equivalents were $218.3 million at September 30, 2025, with long-term debt of $547.5 million and no revolver borrowings. Year-to-date, the company repurchased about 1.5 million shares for $60.7 million; $69.3 million remains under the $150 million authorization. The effective tax rate increased to 23.6% in Q3, driven by earnings mix and U.S. tax changes under the OBBBA.
Atmus Filtration Technologies Inc. (ATMU) furnished an 8-K announcing its third-quarter 2025 results via press release. On November 7, 2025, the company reported Q3 2025 financial results and provided the press release as Exhibit 99.1. The disclosure was made under Item 2.02, Results of Operations and Financial Condition, and is being furnished rather than filed under the Exchange Act.
The company’s common stock trades on the NYSE under the symbol ATMU. The exhibit list includes the Q3 2025 press release (Exhibit 99.1) and the cover page Inline XBRL data (Exhibit 104).
Insider sale by CFO. The filing reports that Jack Kienzler, Chief Financial Officer of Atmus Filtration Technologies, Inc. (ATMU), disposed of 25 shares of the company's common stock on 10/03/2025 at a reported price of $44.50 per share. After the transaction he is recorded as beneficially owning 54,796 shares. The Form 4 was signed on 10/07/2025 by an attorney-in-fact. This is a routine, small-volume sale relative to the reported post-transaction holdings.