Atkore director granted 2,275 restricted stock units

Atkore Inc. director A. Mark Zeffiro received an equity award of 2,275 restricted stock units on January 29, 2026.

Rhea-AI Filing Summary

Atkore Inc. director A. Mark Zeffiro received an equity award of 2,275 restricted stock units on January 29, 2026. The award was granted at a price of $0 per unit as part of his compensation for serving on the board.

The restricted stock units are scheduled to vest based on continued service as a director on the earlier of the day immediately preceding the first anniversary of the grant date or the day immediately preceding the next Atkore annual stockholders’ meeting following the grant date. After this award, Zeffiro beneficially owns 23,821.7169 shares of common stock, including unvested or deferred restricted stock units and dividend equivalent units accrued on those RSUs, all held directly.

Insider Trade Summary

Grant/Award: 2,275 shares

Grant/Award 1 txn

Insider Zeffiro A Mark

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	2,275	$0.00	$0.00

Holdings After Transaction: Common Stock — 23,821.7169 shares (Direct)

Footnotes (2)

1. F1. Reflects the award of restricted stock units, which are scheduled to vest based on continued service as a Director on the earlier of (a) the day immediately preceding the first anniversary of the grant date and (b) the day immediately preceding the Atkore Inc. annual meeting of stockholders next following the grant date.
2. F2. Includes unvested or deferred restricted stock units ("RSUs") and amounts accrued for dividend equivalent units on such RSUs.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Atkore (ATKR) report for A. Mark Zeffiro?

Atkore reported that director A. Mark Zeffiro received 2,275 restricted stock units on January 29, 2026. The units were granted at a price of $0 per share as part of his director compensation, increasing his directly held beneficial ownership in Atkore common stock.

How many Atkore (ATKR) shares does A. Mark Zeffiro beneficially own after this Form 4?

After the reported award, A. Mark Zeffiro beneficially owns 23,821.7169 Atkore common shares. This figure includes unvested or deferred restricted stock units and the dividend equivalent units that have accrued on those RSUs, all of which are reported as directly owned.

What type of equity award did Atkore (ATKR) grant to director A. Mark Zeffiro?

Atkore granted A. Mark Zeffiro restricted stock units (RSUs) covering 2,275 shares of common stock. These RSUs are part of his director compensation and were awarded at a price of $0 per unit, reflecting a non-cash, stock-based incentive structure tied to continued board service.

When do A. Mark Zeffiro’s Atkore (ATKR) restricted stock units vest?

The restricted stock units vest based on continued service as a director on the earlier of two dates: the day immediately preceding the first anniversary of the grant date, or the day immediately preceding Atkore’s next annual meeting of stockholders following the grant date.

Does the Atkore (ATKR) Form 4 for A. Mark Zeffiro involve a market purchase or sale?

No market purchase or sale is reported. The Form 4 shows an award of 2,275 restricted stock units at $0 per share, indicating a compensatory stock grant to director A. Mark Zeffiro, rather than an open-market transaction in Atkore common stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/02/2026 - 06:20 PM Learn about SEC filing dates

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^*

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)
01/29/2026

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	01/29/2026		A		2,275	A	$0(1)	23,821.7169(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. Reflects the award of restricted stock units, which are scheduled to vest based on continued service as a Director on the earlier of (a) the day immediately preceding the first anniversary of the grant date and (b) the day immediately preceding the Atkore Inc. annual meeting of stockholders next following the grant date.

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	02/02/2026
	** 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.