ZWS Form 4: Insider sale; 318,561 shares remain, options 33,481

Rhea-AI Filing Summary

Zurn Elkay Water Solutions (ZWS) reported an insider transaction by its Chief Administrative Officer, Mark W. Peterson. He sold 21,570 shares of common stock on 11/12/2025 (transaction code S) at a weighted average price of $48.48, with trades executed between $48.37 and $48.78.

Following the sale, he beneficially owned 318,561 shares directly and 5,303 shares indirectly through a 401(k) Plan. He also holds a fully vested stock option to purchase 33,481 shares at an exercise price of $33.05, expiring on 10/05/2031.

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^*

PETERSON MARK W

(Last) (First) (Middle)

511 W. FRESHWATER WAY

(Street)

MILWAUKEE WI 53204

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Zurn Elkay Water Solutions Corp [ ZWS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

3. Date of Earliest Transaction (Month/Day/Year)
11/12/2025

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	11/12/2025		S		21,570	D	$48.48(1)	318,561	D
Common Stock								5,303	I	By 401(k) Plan(2)

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
Stock Option (right to buy)	$33.05							(3)	10/05/2031	Common Stock	33,481		33,481	D

Explanation of Responses:

1. This transaction was executed in multiple trades at prices ranging from $48.37 to $48.78. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide upon request to the SEC staff, the Issuer or a security holder of the Issuer full information regarding the number of shares and prices at which the transaction was effectuated.

2. Based on information from the trustee of the 401(k) Plan.

3. Option fully vested.

Remarks:

	/s/ Jeffrey J. LaValle under Power of Attorney for Mark W. Peterson	11/14/2025
	** 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 did ZWS insider Mark W. Peterson report in this Form 4?

He sold 21,570 shares of ZWS common stock on 11/12/2025 at a $48.48 weighted average price.

How many ZWS shares does the reporting person own after the sale?

He owned 318,561 shares directly and 5,303 shares indirectly via a 401(k) Plan.

What were the trade price ranges for the ZWS share sale?

Trades were executed between $48.37 and $48.78; the reported price is a weighted average.

Does the insider hold any ZWS stock options?

Yes. A fully vested option to buy 33,481 shares at $33.05, expiring on 10/05/2031.

What is the insider’s role at Zurn Elkay (ZWS)?

He is an Officer, serving as Chief Administrative Officer.

Was this sale made under a Rule 10b5-1 plan?

The filing includes the Rule 10b5-1 checkbox reference; the excerpt does not indicate it was checked.