T. Rowe Price holds 5.7% stake in Atmus Filtration (ATMU)

Rhea-AI Filing Summary

T. Rowe Price Associates, Inc. filed a Schedule 13G reporting beneficial ownership of 4,677,937 shares of Atmus Filtration Technologies common stock, representing 5.7% of the class as of 12/31/2025. The firm reports sole voting power over 4,561,818 shares and sole dispositive power over 4,677,884 shares, with no shared voting or dispositive power. It certifies that 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.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

ATMUS FILTRATION TECHNOLOGIE

(Name of Issuer)

COMMON STOCK

(Title of Class of Securities)

04956D107

(CUSIP Number)

12/31/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. 04956D107

1

Names of Reporting Persons

T. Rowe Price Associates, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

MARYLAND

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 4,561,818.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 4,677,884.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

4,677,937.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.7 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: ATMUS FILTRATION TECHNOLOGIE
(b)	Address of issuer's principal executive offices: 26 CENTURY BOULEVARD, SUITE 500, NASHVILLE, TN, 37214
Item 2.
(a)	Name of person filing: T. Rowe Price Associates, Inc.
(b)	Address or principal business office or, if none, residence: 1307 Point Street, Baltimore, MD 21231
(c)	Citizenship: Maryland
(d)	Title of class of securities: COMMON STOCK
(e)	CUSIP No.: 04956D107
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 4677937
(b)	Percent of class: 5.7 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 4561818
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 4677884
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. T. Rowe Price Associates, Inc. hereby declares and affirms that the filing of Schedule 13G shall not be construed as an admission that Price Associates is the beneficial owner of the securities referred to, which beneficial ownership is expressly denied.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

T. Rowe Price Associates, Inc.

Signature:	Ellen York
Name/Title:	Vice President
Date:	02/17/2026

FAQ

How much of Atmus Filtration Technologies (ATMU) stock does T. Rowe Price Associates own?

T. Rowe Price Associates reports beneficial ownership of 4,677,937 Atmus Filtration common shares, representing 5.7% of the class. This stake crosses the 5% threshold that requires a Schedule 13G ownership filing with the SEC as of December 31, 2025.

What voting and dispositive powers does T. Rowe Price hold over Atmus (ATMU) shares?

T. Rowe Price reports sole voting power over 4,561,818 shares and sole dispositive power over 4,677,884 shares of Atmus common stock. It indicates no shared voting or shared dispositive power with other parties over these securities in this ownership report.

Does this Schedule 13G say T. Rowe Price aims to influence control of Atmus (ATMU)?

No. T. Rowe Price certifies the Atmus shares were acquired and are held in the ordinary course of business, not for changing or influencing control. It also states the holdings are not part of any control-related transaction, other than limited nomination activities referenced in the certification.

Who is the reporting person in this Atmus Filtration (ATMU) Schedule 13G filing?

The reporting person is T. Rowe Price Associates, Inc., a Maryland corporation with its principal office at 1307 Point Street, Baltimore, MD 21231. The filing is signed on behalf of the firm by Ellen York, who is identified as a Vice President.

What is the relevant event date for T. Rowe Price’s Atmus (ATMU) ownership report?

The reported holdings relate to an event dated December 31, 2025. As of that date, T. Rowe Price Associates, Inc. reports beneficial ownership of 4,677,937 Atmus Filtration common shares, amounting to 5.7% of the company’s outstanding common stock class.

What type of securities in Atmus Filtration (ATMU) are covered in this Schedule 13G?

The filing covers common stock of Atmus Filtration Technologies, identified by CUSIP 04956D107. T. Rowe Price Associates, Inc. reports its beneficial ownership and associated voting and dispositive powers over this class of securities as required by Schedule 13G rules.