Mueller Water director sells 12,048 shares

Q: What insider transaction did MWA director Christine Ortiz report on this Form 4?

Christine Ortiz reported a sale of 12,048 MWA common shares on August 31, 2026 in an open-market or private transaction, at an average price of $24.2253 per share, and now directly owns 30,824 shares of Mueller Water Products, Inc.

Q: What price did Christine Ortiz receive for the MWA shares sold?

The reported price for the sale was an average of $24.2253 per share. The footnote explains the shares were sold in multiple transactions at prices ranging from $24.140 to $24.260, with $24.2253 representing the weighted average price.

Q: How many MWA shares did Christine Ortiz sell in the reported Form 4 transaction?

Christine Ortiz sold 12,048 shares of Mueller Water Products, Inc. common stock. The transaction occurred on August 31, 2026 and was reported as a sale in the open market or a private transaction under transaction code “S.”

Mueller Water Products, Inc. (MWA) director Christine Ortiz reported selling 12,048 shares of common stock on August 31, 2026 in an open-market transaction at an average price of $24.2253 per share.

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Rhea-AI Filing Summary

Mueller Water Products, Inc. (MWA) director Christine Ortiz reported selling 12,048 shares of common stock on August 31, 2026 in an open-market transaction at an average price of $24.2253 per share. The sale was effected under a Rule 10b5-1 trading plan adopted on June 1, 2026, and Ortiz now holds 30,824 shares directly.

Insider Trade Summary 10b5-1

Net Seller: 12,048 shares

Net Sell 1 txn

Insider Ortiz Christine

Role Director

Sold 12,048 shs ($292K)

Type	Security	Shares	Price	Value
Sale	Common Stock ^{F1, F2}	12,048	$24.2253	$292K

Holdings After Transaction: Common Stock — 30,824 shares (Direct)

Footnotes (2)

F1. The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 1, 2026.
F2. The price reported in Column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $24.140 to $24.260, 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 sold at each separate price within the ranges set forth in this footnote.

Key Figures

Shares sold: 12,048 shares Average sale price: $24.2253 per share Post-transaction holdings: 30,824 shares +2 more

5 metrics

Shares sold 12,048 shares Common Stock sold on August 31, 2026

Average sale price $24.2253 per share Weighted average price for the August 31, 2026 sale

Post-transaction holdings 30,824 shares Directly owned by Christine Ortiz after the sale

Sale price range $24.140 to $24.260 per share Range of prices for individual trades included in the reported sale

10b5-1 plan adoption date June 1, 2026 Date Ortiz adopted the Rule 10b5-1 trading plan used for this sale

Key Terms

Rule 10b5-1 trading plan, average price, open market or private transaction

3 terms

Rule 10b5-1 trading plan regulatory

"The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

average price financial

"The price reported in Column 4 is an average price."

open market or private transaction financial

"Sale in open market or private transaction"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did MWA director Christine Ortiz report on this Form 4?

Christine Ortiz reported a sale of 12,048 MWA common shares on August 31, 2026 in an open-market or private transaction, at an average price of $24.2253 per share, and now directly owns 30,824 shares of Mueller Water Products, Inc.

What price did Christine Ortiz receive for the MWA shares sold?

The reported price for the sale was an average of $24.2253 per share. The footnote explains the shares were sold in multiple transactions at prices ranging from $24.140 to $24.260, with $24.2253 representing the weighted average price.

How many Mueller Water Products (MWA) shares does Christine Ortiz hold after the sale?

After the reported transaction, Christine Ortiz directly holds 30,824 shares of Mueller Water Products, Inc. common stock. This figure reflects her position immediately following the August 31, 2026 sale of 12,048 shares.

Was the MWA insider sale by Christine Ortiz under a Rule 10b5-1 plan?

Yes. The filing states the sale reported on this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by Christine Ortiz on June 1, 2026, indicating the trades were pre-arranged under that plan.

How many MWA shares did Christine Ortiz sell in the reported Form 4 transaction?

Christine Ortiz sold 12,048 shares of Mueller Water Products, Inc. common stock. The transaction occurred on August 31, 2026 and was reported as a sale in the open market or a private transaction under transaction code “S.”

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/31/2026 - 04:57 PM EDT Accepted by SEC EDGAR 08/31/2026 - 04:57 PM EDT

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^*

Ortiz Christine

(Last)

(First)

(Middle)

1200 ABERNATHY RD., NE

SUITE 1200

(Street)

ATLANTA

GEORGIA

30328

(City)

(State)

(Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/31/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/31/2026		S		12,048⁽¹⁾	D	$24.2253⁽²⁾	30,824	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 1, 2026.

2. The price reported in Column 4 is an average price. These shares were sold in multiple transactions at prices ranging from $24.140 to $24.260, 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 sold at each separate price within the ranges set forth in this footnote.

	/s/ Barbara A. Smucygz, Attorney-in-Fact	08/31/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR