Mueller Water Products (MWA) ex-executive acquires 33,522 shares via performance units

Rhea-AI Filing Summary

Mueller Water Products reported an equity award for a former executive. A former EVP, CFO, CLO and CCO acquired 33,522 shares of common stock of Mueller Water Products, Inc. on 12/02/2025 at a stated price of $0.0000 per share. After this grant, the reporting person beneficially owned 45,015.0663 shares held directly.

The acquisition arose from performance-based restricted stock units granted under the Mueller Water Products, Inc. Amended and Restated 2006 Stock Incentive Plan. These units were earned based on the company’s relative total shareholder return (rTSR) and return on invested capital (ROIC) over a three-year performance period that vested on the last day of the award cycle. The total holdings include 11,493.07 shares previously acquired under the company’s Employee Stock Purchase Plan.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Heinrichs Steven S

Role Insider

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	33,522	$0.00	--

Holdings After Transaction: Common Stock — 45,015.066 shares (Direct)

Footnotes (1)

1. Acquisition is pursuant to the grant of performance-based restricted stock units under the Mueller Water Products, Inc. Amended and Restated 2006 Stock Incentive Plan. Units were earned based on the Company's rTSR and ROIC performances during a three-year performance period that vested on the last day of the award cycle. Excludes shares withheld to satisfy tax obligations. Includes 11,493.07 shares acquired under the Mueller Water Products, Inc. Employee Stock Purchase Plan.

Form 4 Insider Transactions: What Each Field Means →

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
Estimated average burden
hours per response:			0.5

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^*

Heinrichs Steven S

(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 EVP, CFO, CLO and CCO

3. Date of Earliest Transaction (Month/Day/Year)
12/02/2025

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	12/02/2025		A		33,522(1)	A	$0.0000	45,015.0663(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. Acquisition is pursuant to the grant of performance-based restricted stock units under the Mueller Water Products, Inc. Amended and Restated 2006 Stock Incentive Plan. Units were earned based on the Company's rTSR and ROIC performances during a three-year performance period that vested on the last day of the award cycle. Excludes shares withheld to satisfy tax obligations.

2. Includes 11,493.07 shares acquired under the Mueller Water Products, Inc. Employee Stock Purchase Plan.

	/s/ Barbara A. Smucygz, Attorney-in-Fact	12/04/2025
	** 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 insider transaction did Mueller Water Products (MWA) report?

The company reported that a former EVP, CFO, CLO and CCO acquired 33,522 shares of common stock on 12/02/2025 through the vesting of performance-based restricted stock units at a stated price of $0.0000 per share.

What is the total number of Mueller Water Products (MWA) shares now held by the reporting person?

Following the reported transaction, the individual beneficially owned 45,015.0663 shares of Mueller Water Products, Inc. common stock held directly.

How were the newly acquired Mueller Water Products (MWA) shares earned?

The 33,522 shares were earned under performance-based restricted stock units granted pursuant to the Mueller Water Products, Inc. Amended and Restated 2006 Stock Incentive Plan, based on the company’s rTSR and ROIC performance over a three-year period.

What performance metrics determined the vesting of the Mueller Water Products (MWA) restricted stock units?

The units were earned based on the company’s relative total shareholder return (rTSR) and return on invested capital (ROIC) during a three-year performance period that vested on the last day of the award cycle.

What portion of the Mueller Water Products (MWA) holdings came from the Employee Stock Purchase Plan?

The reported beneficial ownership includes 11,493.07 shares acquired under the Mueller Water Products, Inc. Employee Stock Purchase Plan.

Who signed the Mueller Water Products (MWA) Form 4 filing?

The filing was signed by Barbara A. Smucygz as Attorney-in-Fact on 12/04/2025.