Gregory L. Christopher - 30 Jul 2026 Form 4 Insider Report for MUELLER INDUSTRIES INC (MLI)

Reporting relationship: Chairman of the Board & CEO, Director
Issuer ticker: MLI
Reported as of: 30 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 31 Jul 2026, 10:11:06 UTC
Prior SEC filing: 29 Apr 2026
Next SEC filing: 05 Aug 2026
Source filing: View source filing
Reporting owner signature: Anthony J. Steinriede, Attorney-in-Fact

Key filing fact

Gregory L. Christopher filed Form 4 for MUELLER INDUSTRIES INC (MLI) on 31 Jul 2026.

Key facts

This page summarizes Gregory L. Christopher's Form 4 filing for MUELLER INDUSTRIES INC (MLI).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 31 Jul 2026, 10:11.

Change

Previous filing in this sequence was filed on 29 Apr 2026.
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

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001341985 Primary reporting owner

Christopher Gregory L.

Relationship: Chairman of the Board & CEO, Director
Address: 2530 JOHNSON ROAD, GERMANTOWN
Signature: Anthony J. Steinriede, Attorney-in-Fact
Signature date: 31 Jul 2026

Reported non-derivative transactions

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

MLI transaction

Common Stock

Award

Transaction value
Shares: +270,000
Change %: +17%
Price: $0.000000^*
Shares after: 1,879,822
Date: 30 Jul 2026
Ownership: Direct
Footnotes: F1

MLI transaction

Common Stock

Tax liability

Transaction value
Shares: -205,972
Change %: -11%
Price: $66.57^*
Shares after: 1,673,850
Date: 30 Jul 2026
Ownership: Direct

MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 27,200
Date: 30 Jul 2026
Ownership: by children

MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 268,784
Date: 30 Jul 2026
Ownership: by spouse

MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 145,040
Date: 30 Jul 2026
Ownership: by trust where he is beneficiary

MLI holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 140,000
Date: 30 Jul 2026
Ownership: by trust where spouse is beneficiary

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

These shares will vest on 7/30/2026.