Mueller Water (NYSE: MWA) CEO discloses stock grant and major share gift

Rhea-AI Filing Summary

Mueller Water Products CEO and director reported stock-based compensation and a charitable gift of shares. On 12/02/2025, the reporting person acquired 40,576 shares of common stock at $0.0000 per share through the vesting of performance-based restricted stock units granted under the company’s Amended and Restated 2006 Stock Incentive Plan, based on rTSR and ROIC performance over a three-year period. The filing notes that some shares were withheld to cover tax obligations. The CEO also donated 20,620 shares of common stock as a gift to a donor advised fund. After these transactions, the reporting person directly beneficially owned 528,059.3211 shares, with an additional 28,101.86 shares held indirectly through the spouse’s retirement plan.

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

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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^*

ZAKAS MARIETTA EDMUNDS

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	CEO

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		40,576(1)	A	$0.0000	548,679.3211	D
Common Stock	12/02/2025		G(2)		20,620	D	$0.0000	528,059.3211(3)	D
Common Stock								28,101.86(4)	I	By Spouse

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. Represents shares of the Issuer's Common Stock that the reporting person donated as a gift to a donor advised fund.

3. Includes 1,880.52 shares acquired under the Mueller Water Products, Inc. Employee Stock Purchase Plan.

4. Shares acquired by reporting person's spouse through retirement 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.
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FAQ

What insider transactions did Mueller Water Products (MWA) report in this Form 4?

The CEO and director of Mueller Water Products (MWA) reported the vesting of 40,576 shares of common stock from performance-based restricted stock units and a 20,620-share gift of common stock to a donor advised fund, both dated 12/02/2025.

How many Mueller Water Products (MWA) shares does the CEO own after these transactions?

Following the reported transactions, the CEO directly beneficially owned 528,059.3211 shares of Mueller Water Products common stock and indirectly owned 28,101.86 shares through a spouse’s retirement plan.

What was the source of the 40,576 Mueller Water Products (MWA) shares reported as acquired?

The 40,576 shares were acquired through the vesting of performance-based restricted stock units granted under the Mueller Water Products, Inc. Amended and Restated 2006 Stock Incentive Plan, earned based on rTSR and ROIC performance over a three-year award cycle.

Did the Mueller Water Products (MWA) CEO pay cash for the 40,576 acquired shares?

No. The 40,576 shares of Mueller Water Products common stock were reported at a price of $0.0000 per share, reflecting vesting of stock units rather than an open-market purchase, with some shares withheld to satisfy tax obligations.

What is the nature of the 20,620 Mueller Water Products (MWA) shares reported as disposed of?

The 20,620 shares of Mueller Water Products common stock were reported with a transaction code indicating a gift, representing shares donated by the CEO to a donor advised fund at a price of $0.0000 per share.

How are the indirectly owned Mueller Water Products (MWA) shares held for the CEO?

The CEO’s indirect ownership of 28,101.86 shares of Mueller Water Products common stock is attributed to shares acquired by the reporting person’s spouse through a retirement plan.