Director Gregg Sengstack gets 4,414 RSUs at Mueller Water (MWA)

Rhea-AI Filing Summary

SENGSTACK GREGG C reported acquisition or exercise transactions in this Form 4 filing.

Mueller Water Products director reports equity grant. Director Gregg C. Sengstack received a grant of 4,414 restricted stock units on 02/10/2026 at a price of $0.0000 per unit. Each restricted stock unit represents a contingent right to receive one share of common stock when restrictions lapse on the first anniversary of the grant date.

Following this award, he beneficially owns 4,414 shares directly through these units.

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^*

SENGSTACK GREGG C

(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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/10/2026

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
Restricted Stock Unit	02/10/2026		A		4,414(1)	A	$0.0000	4,414	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. Each restricted stock unit represents a contingent right to receive one share of Mueller Water Products, Inc. Common Stock when the restrictions lapse on the first anniversary of the grant date.

	/s/ Barbara A. Smucygz, Attorney-in-Fact	02/11/2026
	** 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).
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FAQ

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

The filing reports a director-level equity grant. Gregg C. Sengstack received 4,414 restricted stock units on 02/10/2026 at a price of $0.0000 per unit, increasing his directly held beneficial interest through these units to 4,414 shares equivalent.

How many restricted stock units were granted to Gregg C. Sengstack at Mueller Water Products (MWA)?

The director received 4,414 restricted stock units. Each unit represents a contingent right to one share of Mueller Water Products common stock when vesting conditions are met, as described in the filing’s footnote explanation of the restricted stock unit award.

What are the vesting terms of the restricted stock units granted by Mueller Water Products (MWA)?

Each restricted stock unit vests when restrictions lapse on the first anniversary of the grant date. At that time, each unit entitles the holder to receive one share of Mueller Water Products, Inc. common stock, subject to the award’s stated conditions.

At what price were the Mueller Water Products (MWA) restricted stock units granted?

The restricted stock units were granted at a price of $0.0000 per unit. This reflects that the award is a compensatory grant rather than an open-market purchase, consistent with typical director equity compensation structures disclosed in similar insider filings.

How many Mueller Water Products (MWA) shares does Gregg C. Sengstack beneficially own after this transaction?

After the reported grant, Gregg C. Sengstack beneficially owns 4,414 shares equivalent, held directly through restricted stock units. The Form 4 shows this as the total amount of non-derivative securities beneficially owned following the reported equity award transaction.

What is Gregg C. Sengstack’s relationship to Mueller Water Products (MWA) in this insider filing?

He is identified as a director of Mueller Water Products, Inc. The Form 4 checks the box for “Director” and does not mark him as an officer or 10% owner, clarifying his role in relation to this equity compensation grant.