[8-K] Atmus Filtration Technologies Inc. Reports Material Event

Rhea-AI Filing Summary

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.

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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): February 5, 2026

Atmus Filtration Technologies Inc.

(Exact name of registrant as specified in its charter)

Delaware			001-41710						88-1611079
(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 class

Trading Symbol(s)

Name of each exchange on which registered

Common Stock, $0.0001 par value

ATMU

New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined by Rule 405 of the Securities Act (17 CFR 230.405) or Rule 12b-2 of the Exchange Act (17 CFR 240.12b-2).

☐ 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 5.02. Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On February 5, 2026, the Board of Directors (the “Board”) of Atmus Filtration Technologies Inc. (the “Company”) appointed Heath Sharp as a director of the Company, and determined Mr. Sharp qualifies as an “independent director” for purposes of the New York Stock Exchange listing standards. Mr. Sharp will serve as a Class III director with a term expiring at the Company’s next Annual Meeting of Stockholders. Mr. Sharp was not selected pursuant to any arrangement or understanding between him and any other person. In connection with his appointment, the Board increased its size from seven to eight directors.

Mr. Sharp, age 57, is an industrial executive with more than three decades of international leadership in manufacturing, product development, and commercial execution. Mr. Sharp has served Reliance Worldwide Corporation (ASX: RWC) as Chief Executive Officer since 2015 and Managing Director since 2016, and has led the company’s transformation from a regionally focused manufacturer into a global, publicly listed leader in water control systems and plumbing solutions. A mechanical engineer by training, Heath joined Reliance Worldwide Corporation in 1990 and has held key leadership roles across Australia, the U.S., and the U.K., giving him operational depth and cultural fluency in multiple markets. Mr. Sharp earned a Bachelor of Mechanical Engineering from the University of Southern Queensland.

Mr. Sharp’s compensation for his services as a director will be consistent with that of the Company’s other non-employee directors, as described in the Company’s Definitive Proxy Statement on Schedule 14A filed with the Securities and Exchange Commission on March 30, 2025. There are no transactions in which Mr. Sharp has an interest requiring disclosure under Item 404(a) of Regulation S-K. Mr. Sharp has been named to the Audit Committee and Nominating and Governance Committee of the Board.

Item 9.01 Financial Statements and Exhibits.

The following exhibits are being filed as part of this Report.

Exhibit No.						Description
99.1						Press Release issued by Atmus Filtration Technologies Inc. on February 6, 2026
104						Cover 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/ LAURA HELTEBRAN
Laura Heltebran
Senior Vice President, Chief Legal Officer & Corporate Secretary

February 6, 2026

EXHIBIT 99.1

February 6, 2026

Atmus Filtration Technologies appoints Heath Sharp to its Board of Directors

NASHVILLE, Tenn. – Atmus Filtration Technologies Inc. (Atmus; NYSE: ATMU), a global leader in the filtration industry, today announced the appointment of Heath Sharp to its Board of Directors..

“Sharp brings more than 30 years of hands-on leadership across manufacturing, product development and commercial execution, with a career built on scaling industrial businesses internationally,” said Steph Disher, CEO and President of Atmus. “As a seasoned global industrial leader, Sharp joins the Board during a key time when we are well positioned for Atmus’ next phase of growth.”

Sharp currently serves as Chief Executive Officer and Managing Director of Reliance Worldwide Corporation, where he has led the company’s evolution from a regionally focused manufacturer into a global, publicly listed leader in water control systems and plumbing solutions.

“We’re excited to welcome Heath Sharp to the Atmus Board at a moment when operational excellence and smart, global execution matter more than ever,” said Steve Macadam, Chair of the Atmus Board of Directors. “Heath is a proven industrial operator and engineer who has spent decades building manufacturing capability, advancing product innovation and scaling a business internationally. His perspective is shaped by leading teams across multiple markets and will be a strong complement to the Board as Atmus continues to expand its global footprint and execute on its long‑term growth strategy.”

For Atmus, Sharp’s background offers a practical, operator’s perspective on building global platforms, particularly in areas that matter most to the company today: manufacturing excellence, product innovation and disciplined commercial expansion. His experience leading teams across Australia, the United States and the United Kingdom brings valuable insight into operating effectively across diverse markets and cultures.

“Atmus has a clear purpose and a strong platform, and I’m impressed by the company’s focus on building capabilities in innovation, manufacturing strength and customer-driven execution at global scale,” said Sharp. “I look forward to working with the Board and leadership team to help Atmus continue to grow and deliver for customers and shareholders.”

With Sharp’s appointment, the Atmus Board has increased from seven to eight directors. He will serve as a Class III director through the Company’s next Annual Meeting of Stockholders and has been named to the Board’s Audit Committee and Nominating and Governance Committee.

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About Atmus Filtration Technologies Inc.

Atmus Filtration Technologies Inc. (Atmus; NYSE: ATMU) is a global leader in filtration and media solutions. With more than 65 years of innovation and engineering expertise to deliver high-performance filtration solutions, Atmus operates through two business segments: Power Solutions, which serves global on-and-off highway equipment markets through its trusted Fleetguard® brand; and Industrial Solutions, which addresses high-growth end markets – including commercial and industrial HVAC, data centers and power generation environments – through its Koch Filter® brand. Headquartered in Nashville, Tenn., Atmus employs nearly 5,000 people worldwide who are committed to creating a better future by protecting what is important. Learn more at https://www.atmus.com.

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Media Contacts

Investor relations:

Todd Chirillo

investor.relations@atmus.com

Media relations:

Jayme Owen

media.inquiries@atmus.com

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FAQ

What did Atmus Filtration Technologies (ATMU) announce in this 8-K?

Atmus Filtration Technologies announced the appointment of Heath Sharp to its Board of Directors as an independent Class III director. His term runs until the next Annual Meeting of Stockholders, and he joins both the Audit Committee and the Nominating and Governance Committee.

Who is Heath Sharp, the new Atmus (ATMU) board member?

Heath Sharp is an industrial executive with more than three decades of international leadership experience. He has served as Chief Executive Officer of Reliance Worldwide Corporation since 2015 and Managing Director since 2016, leading its transformation into a global, publicly listed water control systems business.

How does Heath Sharp’s appointment change the Atmus (ATMU) Board of Directors?

With Heath Sharp’s appointment, the Atmus Board of Directors increased in size from seven to eight members. He will serve as a Class III director and has been assigned to the Audit Committee and the Nominating and Governance Committee, adding additional oversight experience to these key board committees.

Is Heath Sharp considered an independent director at Atmus (ATMU)?

Yes, the Atmus Board determined that Heath Sharp qualifies as an independent director under New York Stock Exchange listing standards. This means he meets the exchange’s criteria designed to ensure objective oversight, separate from company management, in his role on the Board and its committees.

What committees will Heath Sharp serve on at Atmus (ATMU)?

Heath Sharp has been named to the Audit Committee and the Nominating and Governance Committee of the Atmus Board. These committees oversee financial reporting, internal controls, board composition, and governance practices, giving him a direct role in key oversight and governance responsibilities at the company.

How will Heath Sharp be compensated as an Atmus (ATMU) director?

Heath Sharp’s compensation as a director will be consistent with that of Atmus’ other non-employee directors. The structure of this compensation is described in the company’s Definitive Proxy Statement on Schedule 14A filed on March 30, 2025, which outlines fees and equity components for board service.

Are there any related-party transactions involving Heath Sharp and Atmus (ATMU)?

The company states there are no transactions involving Heath Sharp that require disclosure under Item 404(a) of Regulation S-K. This indicates Atmus does not report any related-party dealings between Sharp and the company in connection with his appointment to the Board of Directors.