Director Gregg Sengstack buys 25,000 Mueller Water (MWA) shares on market

Rhea-AI Filing Summary

Mueller Water Products director Gregg C. Sengstack bought 25,000 shares of common stock in an open-market transaction. The purchase took place on February 25, 2026 at an average price of $29.5766 per share, and reflects directly owned shares following the transaction.

The filing notes that the shares were acquired in multiple trades at prices ranging from $29.410 to $29.863, with the reported price representing the volume-weighted average for the day.

Insider Trade Summary

Net Buyer: 25,000 shares ($739,415)

Net Buy 1 txn

Insider SENGSTACK GREGG C

Role Director

Bought 25,000 shs ($739K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	25,000	$29.5766	$739K

Holdings After Transaction: Common Stock — 25,000 shares (Direct)

Footnotes (1)

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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

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)
02/25/2026

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
Common Stock	02/25/2026		P		25,000	A	$29.5766(1)	25,000	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 purchased in multiple transactions at prices ranging from $29.410 to $29.863, 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 purchased at each separate price within the ranges set forth in this footnote.

	/s/ Barbara A. Smucygz, Attorney-in-Fact	02/26/2026
	** 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).
** 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 Mueller Water Products (MWA) director Gregg Sengstack do in this Form 4 filing?

Gregg C. Sengstack reported buying 25,000 shares of Mueller Water Products common stock. The purchase was an open-market transaction on February 25, 2026, and the shares are held directly in his name after the transaction.

How many Mueller Water Products (MWA) shares were purchased and at what price?

The filing shows a purchase of 25,000 Mueller Water Products common shares at an average price of $29.5766. A footnote explains the shares were bought in multiple trades between $29.410 and $29.863, with the reported figure representing the average price.

What type of transaction is reported in this Mueller Water Products (MWA) Form 4?

The Form 4 reports a non-derivative open-market purchase of common stock. The transaction code is “P,” indicating a standard purchase in the market rather than an option exercise, derivative conversion, or other indirect form of acquisition.

When did the Mueller Water Products (MWA) insider share purchase occur?

The insider purchase occurred on February 25, 2026. On that date, director Gregg C. Sengstack acquired 25,000 shares of Mueller Water Products common stock in open-market trades, as detailed in the Form 4 filing with the Securities and Exchange Commission.

Is the 25,000-share Mueller Water Products (MWA) purchase held directly or indirectly?

The acquired 25,000 Mueller Water Products shares are reported as directly owned. The ownership code is “D,” meaning Gregg C. Sengstack holds these common shares in his own name rather than through a trust, partnership, or other indirect ownership vehicle.

What does the Form 4 footnote say about the Mueller Water Products (MWA) trade prices?

The footnote explains that the reported $29.5766 price is an average. The 25,000 shares were bought in multiple transactions at prices ranging from $29.410 to $29.863, and detailed trade-level pricing is available upon request from the company or the SEC staff.