Atkore (ATKR) CEO and Director Waltz reports new stock units in Form 4

Rhea-AI Filing Summary

Atkore Inc. insider William E. Waltz, Jr., the company’s President, CEO and a Director, reported an acquisition of additional Atkore common stock on 12/17/2025. The filing shows he acquired 349.7107 shares of common stock at a price of $0, described as dividend equivalent units accrued on unvested restricted stock units (RSUs).

After this transaction, Waltz beneficially owned 135,793.2307 shares of Atkore common stock directly, which includes unvested RSUs and accrued dividend equivalents, and 23,836 shares indirectly through a trust for which his spouse is the beneficiary. He disclaims beneficial ownership of the trust-held shares except to the extent of his pecuniary interest.

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

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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^*

Waltz William E Jr.

(Last) (First) (Middle)

16100 SOUTH LATHROP AVENUE

(Street)

HARVEY IL 60426

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Atkore Inc. [ ATKR ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/17/2025

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	12/17/2025		A		349.7107(1)	A	$0	135,793.2307(2)	D
Common Stock								23,836	I	By Trust(3)

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:

1. Represents dividend equivalent units accrued on unvested restricted stock units ("RSUs").

2. Includes unvested restricted stock units ("RSUs") and amounts accrued for dividend equivalent units on such RSUs.

3. Securities held directly by a trust for which the reporting person's spouse is the beneficiary. The reporting person disclaims beneficial ownership of these securities, except to the extent of his pecuniary interest therein, and this report shall not be deemed to be an admission that the reporting person is, for purposes of Section 16 or any other purpose, the beneficial owner of such securities.

Remarks:

	/s/ Daniel S. Kelly, Attorney-in-Fact for William E. Waltz, Jr.	12/19/2025
	** 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 insider transaction did Atkore (ATKR) report for William E. Waltz, Jr.?

The report shows that William E. Waltz, Jr., Atkore’s President, CEO and Director, acquired 349.7107 shares of Atkore common stock on 12/17/2025 at a price of $0, recorded as dividend equivalent units on unvested RSUs.

How many Atkore (ATKR) shares does William E. Waltz, Jr. beneficially own after this Form 4?

Following the reported transaction, Waltz beneficially owns 135,793.2307 shares of Atkore common stock directly, plus 23,836 shares indirectly through a trust for which his spouse is the beneficiary.

What is the nature of the 349.7107 Atkore (ATKR) shares acquired by William E. Waltz, Jr.?

The 349.7107 shares are described as dividend equivalent units accrued on unvested restricted stock units (RSUs), and were acquired at a reported price of $0.

What indirect Atkore (ATKR) holdings are reported for William E. Waltz, Jr.?

The filing states that 23,836 shares of Atkore common stock are held indirectly by a trust for which Waltz’s spouse is the beneficiary, and he disclaims beneficial ownership except to the extent of his pecuniary interest.

What roles does William E. Waltz, Jr. hold at Atkore (ATKR) according to the Form 4?

Waltz is identified as both a Director and an Officer of Atkore Inc., with the title of President and CEO.

Was the Atkore (ATKR) Form 4 filed for one or multiple reporting persons?

The document indicates that the Form 4 was filed by one reporting person, namely William E. Waltz, Jr.