[Form 4] Atkore Inc. Insider Trading Activity

Rhea-AI Filing Summary

Atkore Inc. (ATKR) Form 4 filing: Director A. Mark Zeffiro was reported to have acquired 73.762 dividend equivalent units related to unvested or deferred restricted stock units (RSUs) on 08/29/2025 at a $0 price. After the transaction, the reporting person beneficially owned 21,478.985 shares (which the filing states include unvested or deferred RSUs and accrued dividend equivalents). The filing is submitted by an attorney-in-fact and is a routine Section 16 disclosure of changes in beneficial ownership.

This report does not show cash purchase price for shares and identifies the position as direct ownership by the reporting person. The filing explains the 73.762 units are dividend equivalent units accrued on RSUs and the total holdings include those unvested RSUs.

Positive

• Disclosure of equity compensation accrual (73.762 dividend equivalent units) provides transparency about insider holdings
• Total beneficial ownership reported as 21,478.985 shares, clarifying the director's stake including unvested RSUs
• Transaction labeled at $0 and explained as dividend equivalents, indicating a non-cash, compensation-driven adjustment

Negative

• None.

Insights

Securities Analyst

TL;DR: Routine insider accrual of dividend equivalents on RSUs increased reported beneficial ownership modestly.

This Form 4 documents a non-cash accrual: 73.762 dividend equivalent units credited to a director's unvested RSUs, yielding a reported beneficial position of 21,478.985 shares. The transaction code and $0 price indicate no market purchase; this is an administrative equity adjustment tied to compensation. For investors, this is a disclosure of insider holdings rather than a market-impacting trade.

Corporate Governance Expert

TL;DR: Compensation-related equity accrual disclosed; procedural filing rather than strategic insider trading.

The filing clarifies the nature of the units as dividend equivalents on RSUs and states ownership is direct. It was executed by an attorney-in-fact and signed 09/03/2025. This type of Form 4 is typical when vested or deferred awards register as beneficial ownership changes and does not indicate disposal or purchase activity by the director.

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
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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^*

Zeffiro A Mark

(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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/29/2025

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	08/29/2025		A		73.762(1)	A	$0	21,478.985(2)	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:

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

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

Remarks:

	/s/ Daniel S. Kelly, Attorney-in-Fact for A. Mark Zeffiro	09/03/2025
	** 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 did ATKR director A. Mark Zeffiro report on Form 4?

The director reported the acquisition of 73.762 dividend equivalent units related to unvested or deferred RSUs on 08/29/2025, resulting in 21,478.985 beneficially owned shares.

Was cash paid for the reported ATKR transaction?

No. The filing shows a $0 price and explains the units are dividend equivalents accrued on RSUs, so this was a non-cash compensation accrual.

Does the Form 4 indicate whether the shares are vested or unvested?

The filing states the total includes unvested or deferred RSUs and accrued dividend equivalents, so some or all of the reported holdings are unvested.

What is the reporting date and signature date on the Form 4?

The earliest transaction date is 08/29/2025. The Form 4 was signed by an attorney-in-fact on behalf of the reporting person on 09/03/2025.

Is this Form 4 considered a market-moving insider trade?

No. The filing records a compensation-related accrual (dividend equivalents on RSUs) at $0, which is a reporting action rather than an open-market purchase or sale.