[Form 4] Mueller Water Products, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Suzanne G. Smith, identified as a former VP and CAO and an officer of Mueller Water Products, Inc. (MWA), reported a sale of 750 shares of the company's common stock on 09/08/2025 at an average price of $26.7925 per share. After the reported sale, the reporting person is shown as beneficially owning 13.3055 shares, which the filing notes includes 13.305536 shares acquired under the company's Employee Stock Purchase Plan. The Form 4 indicates the filing was made by one reporting person and the transaction was executed in multiple trades at prices ranging from $26.790 to $26.795.

Positive

• Transaction fully disclosed on Form 4, showing compliance with Section 16 reporting requirements
• Includes ESPP holdings detail, clarifying composition of remaining beneficial ownership

Negative

• Insider equity reduced to a negligible level (approximately 13.3055 shares), which may reflect minimal ongoing personal ownership
• Sale executed in multiple trades, indicating the 750-share disposition was not a single-block transaction (potentially limiting transparency on exact quantities at each price without further detail)

Insights

Financial Analyst

TL;DR: Routine insider sale: officer sold a small block of shares, leaving a very small residual holding; not evidently company-changing.

The reported disposition of 750 shares at roughly $26.79 is a straightforward, non-derivative sale disclosed on Form 4. The remaining beneficial ownership of approximately 13.31 shares (largely from the ESPP) indicates minimal continuing personal equity exposure. From a financial-analysis perspective, this disclosure alone provides no operational or earnings information and appears to be a liquidity event by the reporting person rather than a signal of company performance.

Corporate Governance Expert

TL;DR: Disclosure complies with Section 16 reporting; sale reduces insider stake to a nominal amount, noteworthy for governance transparency.

The Form 4 meets reporting obligations by specifying the transaction code, number of shares sold, average price, and the remaining beneficial ownership including ESPP shares. The reduction to roughly 13.3 shares is material from a governance lens only insofar as it leaves the officer with a negligible stake, which may be relevant to assessments of insider alignment but does not indicate any compliance or control concerns on its face.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

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X

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Smith Suzanne G

(Last) (First) (Middle)

1200 ABERNATHY RD., NE

SUITE 1200

(Street)

ATLANTA GA 30328

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Mueller Water Products, Inc. [ MWA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
	Officer (give title below)	X	Other (specify below)
			Former VP and CAO

3. Date of Earliest Transaction (Month/Day/Year)
09/08/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/08/2025		S		750	D	$26.7925(1)	13.3055(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The price reported in Column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $26.790 to $26.795, inclusive. The reporting person undertakes to provide to Mueller Water Products, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

2. Includes 13.305536 shares acquired under the Mueller Water Products, Inc. Employee Stock Purchase Plan.

	/s/ Barbara A. Smucygz, Attorney-in-Fact	09/09/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did Suzanne G. Smith report on Form 4 for MWA?

She reported selling 750 shares of Mueller Water Products common stock on 09/08/2025 at an average price of $26.7925 per share.

How many Mueller Water Products (MWA) shares does the reporting person own after the transaction?

13.3055 shares beneficially owned after the sale, which the filing states includes 13.305536 shares from the Employee Stock Purchase Plan.

What is the reporting person's relationship to MWA?

Former VP and CAO and listed as an officer on the Form 4.

At what price range were the shares sold?

Shares were sold in multiple transactions at prices ranging from $26.790 to $26.795; the filing reports an average price of $26.7925.

Was this Form 4 filed by multiple reporting persons?

No; the document indicates the form was filed by one reporting person.