Director Heath Sharp receives 614-share equity award at Atmus Filtration (ATMU)

Rhea-AI Filing Summary

Atmus Filtration Technologies Inc. director Heath Sharp reported an equity award tied to his board service. On February 5, 2026, he acquired 614 shares of common stock at a price of $0 per share, reflecting restricted share units granted in connection with his director appointment.

After this grant, Sharp beneficially owned 3,114 common shares, held directly. The related restricted share units fully vest on February 5, 2027, meaning the award is designed to align his compensation with the company’s long‑term performance over roughly one year.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Sharp Heath

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	614	$0.00	--

Holdings After Transaction: Common Stock — 3,114 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Sharp Heath

(Last) (First) (Middle)

26 CENTURY BLVD ONE CENTURY PLACE

5TH FLOOR, NORTH TOWER, STE 500

(Street)

NASHVILLE TN 37214

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Atmus Filtration Technologies Inc. [ ATMU ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/05/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/05/2026		A		614	A	$0	3,114	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Reflects Restricted Share Units ("RSUs") granted on February 5, 2026 in connection with director appointment. The RSUs fully vest on February 5, 2027.

	/s/Tiffany B. Williams, Attorney-in-fact for Heath Sharp	02/09/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Atmus Filtration (ATMU) director Heath Sharp report on this Form 4?

Heath Sharp reported receiving 614 shares of Atmus Filtration common stock at $0 per share as part of a restricted share unit grant tied to his director appointment, increasing his directly held beneficial ownership to 3,114 shares.

How many Atmus Filtration (ATMU) shares does Heath Sharp own after this transaction?

Following the reported equity grant, Heath Sharp beneficially owns 3,114 shares of Atmus Filtration common stock directly. This total includes the 614 shares associated with the restricted share unit award reported with a transaction date of February 5, 2026.

Was the Heath Sharp ATMU Form 4 transaction an open-market purchase or an equity grant?

The transaction reflects an equity grant, not an open-market purchase. The filing notes restricted share units granted on February 5, 2026 in connection with Heath Sharp’s director appointment, with the common stock reported at a $0 per share transaction price.

When do Heath Sharp’s Atmus Filtration (ATMU) restricted share units vest?

The restricted share units granted to Heath Sharp fully vest on February 5, 2027. This one-year vesting schedule ties the value of his director compensation to Atmus Filtration’s performance and his continued board service through that vesting date.

What is the transaction code used in Heath Sharp’s ATMU Form 4 filing?

The Form 4 uses transaction code “A,” indicating an acquisition of securities. In this case, the 614 common shares reflect restricted share units granted in connection with Heath Sharp’s appointment as a director of Atmus Filtration Technologies Inc.

Is Heath Sharp’s ownership in Atmus Filtration (ATMU) direct or indirect after this Form 4?

The filing reports Heath Sharp’s 3,114 Atmus Filtration shares as directly owned, with no nature of indirect beneficial ownership indicated. The transaction table classifies his ownership form as “D,” meaning he personally holds voting and investment power over these shares.