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

Rhea-AI Filing Summary

Mueller Water Products insider reported a small disposition of company stock and updated total holdings. The reporting person, an officer (SVP, GC, CCO and Corporate Secretary), disposed of 562 shares of common stock on 08/25/2025 at a price of $26.88 per share. The filing explains that the 562 shares were withheld to cover taxes on restricted stock units that vested. Following the transaction the reporting person beneficially owned 14,665.8601 shares, which includes 7,493.86 shares held under the company Employee Stock Purchase Plan.

Positive

• Includes clear explanation that shares were withheld to cover tax liability on vested restricted stock units
• Beneficial ownership disclosure specifies inclusion of 7,493.86 shares from the Employee Stock Purchase Plan

Negative

• Reported disposition of 562 shares at $26.88 (tax-withholding) reduces the reporting person's direct holdings

Insights

Securities Compliance Analyst

TL;DR: Routine insider tax-withholding sale after RSU vesting; ownership updated to reflect ESPP shares.

The reported transaction is a standard disposition where shares were withheld to satisfy tax obligations on vested restricted stock units rather than an open-market sale for cash needs. The filing clearly discloses the post-transaction beneficial ownership and separately notes inclusion of Employee Stock Purchase Plan shares. For compliance and disclosure purposes this is a routine Section 16 activity and does not on its face indicate a change in control or material shift in insider exposure.

Corporate Governance Expert

TL;DR: Disclosure is complete for the event disclosed; transaction appears administrative in nature.

The form identifies the reporting persons officer role and provides an explicit explanation that shares were withheld to cover tax liability on RSU lapse. The specific quantity withheld (562 shares) and the resulting beneficial ownership including 7,493.86 ESPP shares are stated, which supports transparent insider reporting. From a governance standpoint the document fulfills disclosure expectations for a vested-equity tax withholding transaction.

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

OMB Number:			3235-0287
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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^*

Carroll Chason A

(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
X	Officer (give title below)		Other (specify below)
	SVP, GC, CCO and Corp Sec

3. Date of Earliest Transaction (Month/Day/Year)
08/25/2025

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	08/25/2025		F		562(1)	D	$26.88	14,665.8601(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. Shares were withheld to cover the tax liability on the lapse of the restrictions on restricted stock units.

2. Includes 7,493.86 shares acquired under the Mueller Water Products, Inc. Employee Stock Purchase Plan.

	/s/ Barbara A. Smucygz, Attorney-in-Fact	08/27/2025
	** 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 transaction did MWA insider report on 08/25/2025?

The reporting person disposed of 562 shares of Mueller Water Products common stock at $26.88 per share on 08/25/2025.

Why were 562 shares disposed according to the Form 4 for MWA?

The Form 4 states the 562 shares were withheld to cover the tax liability on the lapse of restrictions for restricted stock units.

How many Mueller Water Products shares does the reporting person beneficially own after the transaction?

The reporting person beneficially owns 14,665.8601 shares following the reported transaction.

Does the Form 4 for MWA disclose Employee Stock Purchase Plan holdings?

Yes; the ownership total includes 7,493.86 shares acquired under the Mueller Water Products Employee Stock Purchase Plan.

What is the reporting person's role at Mueller Water Products listed on the Form 4?

The reporting person is listed as an officer with titles: SVP, General Counsel, Chief Compliance Officer and Corporate Secretary.