ATMU · Current Report (Form 8-K) · Filed August 14, 2026

Atmus Filtration Technologies Inc — 8-K exhibit

atmu2026q3dividend8-kex991.htm

Atmus Filtration Technologies Inc on Boardroom Alpha

Document

EXHIBIT 99.1

August 14, 2026

Atmus Filtration Technologies Declares Quarterly Dividend

NASHVILLE, Tenn. – Atmus Filtration Technologies Inc. (Atmus; NYSE: ATMU), a global leader in the filtration industry, announced today that its Board of Directors has declared a quarterly cash dividend in the amount of $0.06 per common share, an increase from the prior quarterly dividend of $0.055 per common share. The dividend is payable on September 9, 2026, to shareholders of record at the close of business on August 27, 2026.

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 commercial and industrial HVAC applications, and high- growth end markets including data centers and power generation environments – through its dependable 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.

# # #

Media Contacts

Investor relations:

Todd Chirillo

investor.relations@atmus.com

Media relations:

Jayme Owen

media.inquiries@atmus.com

Disclaimer

The opinions and information contained herein have been obtained or derived from sources believed to be reliable, but Boardroom Alpha cannot guarantee its accuracy and completeness, and that of the opinions based thereon.

This report contains opinions and is provided for informational purposes only – it does not constitute investment, legal or tax advice. You should not rely solely upon the research herein for purposes of transacting securities or other investments, and you are encouraged to conduct your own research and due diligence, and to seek the advice of a qualified securities professional before you make any investment.

None of the information contained in this report constitutes, or is intended to constitute a recommendation by Boardroom Alpha of any particular security or trading strategy or a determination by Boardroom Alpha that any security or trading strategy is suitable for any specific person. To the extent any of the information contained herein may be deemed to be investment advice, such information is impersonal and not tailored to the investment needs of any specific person.

No representation or warranty, expressed or implied, is made on behalf of Boardroom Alpha as to the accuracy or completeness of the information contained herein. Boardroom Alpha does not accept any liability for any direct, indirect or consequential loss or damage suffered by any person as a result of relying on all or any part of this research and any liability is expressly disclaimed.

Full disclaimer