MLI insider plans 50,000-share sale valued at $5.15M

Rhea-AI Filing Summary

Mueller Industries (MLI) filed a Form 144 notice for a proposed sale of up to 50,000 shares of common stock with an aggregate market value $5,150,000. The filing lists an approximate sale date of 10/27/2025 on the NYSE through Merrill Lynch.

The shares to be sold were acquired as restricted stock vested on 08/01/2023 as part of compensation. Shares outstanding were 111,013,631 as of the filing; this is a baseline figure, not the amount being sold.

Recent sales disclosed over the past three months include, for example, Gregory Christopher selling 158,000 shares for $16,467,359.61 on 10/23/2025, and the Gregory Christopher 2024 Trust selling 70,000 shares for $7,245,288.96 on 10/24/2025.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
common	MERRILL LYNCH 6060 POPLAR AVENUE #300 MEMPHIS TN 38119	50000	5150000	111013631	10/27/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
COMMON	08/01/2023	RESTRICTED STOCK VESTED	MUELLER INDUSTRIES			50000	08/01/2023	ALL SHS FUNGIBLE, PART OF COMPENSATION

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
GREGORY CHRISTOPHER 2530 JOHNSON ROAD GERMANTOWN TN 38139	COMMON	10/23/2025	158000	16467359.61
GREGORY CHRISTOPHER 2024 TRUST 2530 JOHNSON ROAD GERMANTOWN TN 38139	COMMON	10/24/2025	70000	7245288.96
ANGELA K CHRISTOPHER 2012 TRUST 2530 JOHNSON ROAD GERMANTOWN TN 38139	COMMON	10/24/2025	72000	7465598.14

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What did MLI disclose in this Form 144 filing?

A proposed sale of up to 50,000 common shares with an aggregate market value of $5,150,000.

When and where are the shares expected to be sold for MLI?

The filing lists an approximate sale date of 10/27/2025 on the NYSE through Merrill Lynch.

How were the MLI shares to be sold originally acquired?

They were restricted stock vested on 08/01/2023 as part of compensation.

How many MLI shares are outstanding for context?

Shares outstanding were 111,013,631 as disclosed alongside the proposed sale details.

Were there recent insider or related sales noted for MLI?

Yes, including 158,000 shares for $16,467,359.61 on 10/23/2025 and 70,000 shares for $7,245,288.96 on 10/24/2025.

What class of MLI securities is involved?

The notice covers common stock.