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ATMU · Current Report (Form 8-K) · Filed May 1, 2026

Atmus Filtration Technologies Inc — Current Report (Form 8-K)

Form
8-K
Filed
May 1, 2026
Period
May 1, 2026
Ticker
ATMU
Accession
0001921963-26-000039
Boardroom Alpha · Filing insights

Consult the attached press release for more details; it reports Atmus' Q1 2026 results.

About Atmus Filtration Technologies Inc
Market cap
$3.9B
1Y TSR
+20.6%
3Y TSR
+30.9%
Board grade
C+
Sector
Industrials
CEO
Stephanie J Disher
Last annual meeting: May 12, 2026 · View full Atmus Filtration Technologies Inc profile →
atmu-20260501

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
___________________________
FORM 8-K
___________________________
CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF
THE SECURITIES EXCHANGE ACT OF 1934
Date of Report (Date of earliest event reported): May 1, 2026
Atmus Filtration Technologies Inc.
(Exact name of registrant as specified in its charter)
Delaware001-4171088-1611079
(State or other jurisdiction of
incorporation or organization)
(Commission File Number)(I.R.S. Employer
Identification No.)
26 Century Boulevard
Nashville, Tennessee
37214
(Address of Principal Executive Offices)(Zip Code)
(615) 514-7339
Registrant's telephone number, including area code

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading Symbol(s)Name of each exchange on which registered
Common Stock, $0.0001 par valueATMUNew York Stock Exchange
Indicate by check mark whether the registrant is an emerging growth company as defined by Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o



Item 2.02 Results of Operations and Financial Condition.
On May 1, 2026, Atmus Filtration Technologies Inc. (“the Company”) issued the attached press release reporting its financial results for the first quarter of 2026. A copy of this press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.
The information furnished in this Item 2.02, including Exhibit 99.1, is not deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liability of that section. This information will not be deemed to be incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), or the Exchange Act, except to the extent that the Company specifically incorporates it by reference.
Item 9.01 Financial Statements and Exhibits.
The following exhibits are being filed as part of this Report.
Exhibit No.Description
99.1
104Cover Page Interactive Data File (embedded with the Inline XBRL Document).



SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
Atmus Filtration Technologies Inc.
By:
 /s/ JACK M. KIENZLER
Jack M. Kienzler
Senior Vice President, Chief Financial Officer and
Chief Accounting Officer
(Principal Financial Officer)
May 1, 2026

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Reference

Frequently asked questions

When did Atmus Filtration Technologies Inc file this 8-K?
Atmus Filtration Technologies Inc (ATMU) filed this Current Report (Form 8-K) with the SEC on May 1, 2026. The accession number assigned by EDGAR is 0001921963-26-000039.
What does an 8-K disclose?
Form 8-K is the SEC's current-report form, used to disclose material events between periodic reports (10-K / 10-Q). Triggers include CEO/CFO departures, acquisitions, bankruptcies, earnings releases, auditor changes, changes in fiscal year, and amendments to corporate governance. Each 8-K is keyed to one or more Item numbers (1.01 through 9.01).
What is the key takeaway from this filing?
Consult the attached press release for more details; it reports Atmus' Q1 2026 results. This is Boardroom Alpha's one-line summary of the current report; see the full filing text above for the formal disclosure.
What Item codes does an 8-K cover?
An 8-K's Item codes (1.01 through 9.01) specify what kind of event is being disclosed — e.g. Item 1.01 for entering a material agreement, Item 5.02 for departure/election of directors and executive officers, Item 8.01 for other events. The Item codes for this 8-K appear in the filing text above.
Where can I find Atmus Filtration Technologies Inc's prior current reports on EDGAR?
The SEC EDGAR browser lists every 8-K Atmus Filtration Technologies Inc has filed under CIK 1921963, sortable by date. Use the "View on SEC EDGAR" link in the page header, or browse directly via https://www.sec.gov/cgi-bin/browse-edgar.
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