MUELLER INDUSTRIES INC - 08 May 2026 Form 3 Insider Report for MUELLER INDUSTRIES INC (MLI)

Source evidence Original filing metadata and source links for verification. 3 source fields
SEC form
3
Accepted by SEC
11 May 2026, 09:50:53 UTC
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
Anthony J. Steinriede, Attorney-in-Fact

Key filing fact

MUELLER INDUSTRIES INC filed Form 3 for MUELLER INDUSTRIES INC (MLI) on 11 May 2026.

Key facts

  • This page summarizes MUELLER INDUSTRIES INC's Form 3 filing for MUELLER INDUSTRIES INC (MLI).
  • 0 reported transactions and 0 derivative rows are listed below.
  • Accepted by SEC: 11 May 2026, 09:50.

Change

  • No earlier filing in this sequence is available for direct comparison.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Official SEC source

Ownership activity is grounded in SEC Form 3 disclosures.

View source filing

Reporting Owners (1)

CIK 0000089439 Primary reporting owner

MUELLER INDUSTRIES INC

Relationship
Executive VP - Admin
Address
1303 BRAYSHORE DRIVE, COLLIERVILLE
Signature
Anthony J. Steinriede, Attorney-in-Fact
Signature date
11 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
31,558
Date
08 May 2026
Ownership
Direct
MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
2,400
Date
08 May 2026
Ownership
Direct
Footnotes
F1
MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
3,000
Date
08 May 2026
Ownership
Direct
Footnotes
F2
MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
1,500
Date
08 May 2026
Ownership
Direct
Footnotes
F3
MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
1,500
Date
08 May 2026
Ownership
Direct
Footnotes
F4
MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after
2,500
Date
08 May 2026
Ownership
Direct
Footnotes
F5
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 5 footnotes

Footnote F1

These shares will vest on 7/30/2026.

Footnote F2

These shares will vest on 7/30/2027.

Footnote F3

Represents performance-based restricted stock, which may be earned between 0% and 200% of the target amount reported herein based upon the Issuer's actual performance as compared with an adjusted EBITDA target during the three-year period from December 31, 2022 through December 27, 2025. The vesting date is July 30, 2028.

Footnote F4

Represents performance-based restricted stock, which may be earned between 0% and 200% of the target amount reported herein based upon the Issuer's actual performance as compared with an adjusted EBITDA target during the three-year period from December 31, 2023 through December 26, 2026. The vesting date is July 30, 2029.

Footnote F5

Represents performance-based restricted stock, which may be earned between 0% and 200% of the target amount reported herein based upon the Issuer's actual performance as compared with an adjusted EBITDA target during the three-year period from December 29, 2024 through December 25, 2027. The vesting date is July 30, 2030.

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