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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
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| Date of Report (Date of earliest event reported): | August 6, 2026 |
MUELLER INDUSTRIES INC.
(Exact name of registrant as specified in its charter)
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| Delaware | 1-6770 | 25-0790410 |
| (State or other jurisdiction | (Commission File | (IRS Employer |
| of incorporation) | Number) | Identification No.) |
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| 150 Schilling Boulevard | Suite 100 | |
| Collierville | Tennessee | 38017 |
| (Address of principal executive offices) | (Zip Code) |
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| Registrant’s telephone number, including area code: | (901) | 753-3200 |
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| Registrant’s Former Name or Address, if changed since last report: | N/A |
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 (see General Instruction A.2. below):
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| ☐ | 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:
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| Title of each class | Trading Symbol | Name of exchange on which registered |
| Common Stock | MLI | NYSE |
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 of revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
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| Item 5.02 | Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. |
On August 6, 2026, Mr. Gary S. Gladstein notified the Board of Directors (the “Board”) of Mueller Industries, Inc. (the “Company”) that he will retire from the Board effective December 31, 2026. Mr. Gladstein previously served as a member of the Board from 1990 to 1994 and then rejoined the Board in 2000. He later held the positions of Chairman of the Board from 2013 to 2015 and Lead Independent Director from 2016 to 2018.
On August 6, 2026 the Registrant issued a press release announcing that its Board has declared a regular quarterly cash dividend of 17.5 cents per share on its common stock. The dividend will be paid September 18, 2026 to shareholders of record on September 4, 2026. A copy of the press release announcing the payment and record dates is attached as Exhibit 99.1.
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| Item 9.01 | Financial Statements and Exhibits. |
(d) Exhibits
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized.
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| MUELLER INDUSTRIES, INC. |
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| By: | /s/ ANTHONY J. STEINRIEDE | |
| Name: | Anthony J. Steinriede |
| Title: | Vice President - Corporate Controller |
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| Date: August 10, 2026 | | |
