UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): November 20, 2025

Atkore Inc.

(Exact name of registrant as specified in its charter)

Delaware

001-37793

90-0631463

(State or other jurisdiction of incorporation)

(Commission File Number)

(IRS Employer Identification No.)

16100 South Lathrop Avenue, Harvey, Illinois 60426

(Address of principal executive offices) (Zip Code)

(708) 339-1610

(Registrant's telephone number, including area code)

Not Applicable
(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading symbol	Name of each exchange on which registered
Common Stock, $.01 par value per share	ATKR	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition.*

On November 20, 2025, Atkore Inc. (the "Company" or "Atkore") issued a press release announcing the Company’s financial results for the fourth fiscal quarter and year ended September 30, 2025. A copy of the press release is being furnished as Exhibit 99.1 and incorporated herein by reference.

Item 7.01. Regulation FD Disclosure.*

The slide presentation attached hereto as Exhibit 99.2, and incorporated herein by reference, will be presented to certain Atkore investors on November 20, 2025 and may be used by Atkore in various other presentations to investors.

Item 9.01. Financial Statements and Exhibits.*


Exhibit No.						Description of Exhibit

99.1						Press Release, dated November 20, 2025.
99.2						Presentation to investors, dated November 20, 2025.
104						Inline XBRL for the cover page of this Current Report on Form 8-K
*						In accordance with General Instruction B.2 of Form 8-K, the information in Items 2.02 and 7.01 of this Current Report on Form 8-K, including Exhibits 99.1 and 99.2 attached hereto, shall not be deemed “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934 ("Exchange Act"), as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

ATKORE INTERNATIONAL GROUP INC.

By: /s/ Daniel S. Kelly

Daniel S. Kelly
Vice President, General Counsel and Secretary

Date: November 20, 2025

Atkore Inc. 8-K