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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): | June 10, 2025 |
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. |
Effective August 1, 2025, Steffen Sigloch will transition from his position as Chief Manufacturing Officer of Mueller Industries, Inc. (the “Company”) and continue in the role of Strategic Advisor for Industry Relations. In his new role, Mr. Sigloch will advise the Company and assist on projects utilizing his specialized expertise gained prior to and during his time at the Company.
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: June 10, 2025 | | |
