Zurn Elkay Form 4: Officer sells 20,349 shares; retains 340k direct shares

Rhea-AI Filing Summary

Mark W. Peterson sold 20,349 shares of Zurn Elkay Water Solutions Corp (ZWS) on 08/27/2025 at a weighted average price of $46.44 per share. After the sale, he is reported to directly beneficially own 340,131 shares and indirectly own 5,293 shares through a 401(k) plan. The filing also reports ownership of 33,481 shares underlying a stock option with a $33.05 exercise price; the option is noted as fully vested and the filing lists 33,481 shares exercisable or owned under that option. The Form 4 was signed under power of attorney on 08/29/2025.

Positive

• Clear disclosure of the sale date, quantity (20,349 shares), and weighted average sale price ($46.44)
• Substantial retained direct ownership—340,131 shares remain directly beneficially owned after the sale
• Indicates indirect retirement-plan holdings (5,293 shares via the 401(k) plan) which clarifies non-discretionary holdings
• Options fully vested for 33,481 underlying shares at a $33.05 exercise price

Negative

• Insider sale of 20,349 shares represents a reduction in direct holdings (transaction code S)
• Weighted average sale price $46.44 realizes insider liquidity that could be interpreted negatively by some market participants

Insights

Financial Analyst

TL;DR: Routine insider sale; key metrics disclosed include 20,349 shares sold at $46.44 and retained direct ownership of 340,131 shares.

The transaction appears to be a straightforward sale by an officer of ZWS, with the filing providing clear post-transaction holdings. The weighted average sale price of $46.44 and the specific share counts enable straightforward calculation of proceeds and remaining ownership stake. The presence of 33,481 shares underlying a fully vested option at $33.05 is relevant to potential future dilution but is disclosed as currently exercisable/owned. Overall, this disclosure provides transparency on insider liquidity without additional context on purpose or timing.

Corporate Governance Expert

TL;DR: Disclosure is complete for Section 16 reporting: sale details, post-sale ownership, indirect holdings, and vested options are all reported.

The Form 4 meets typical governance disclosure standards by reporting the transaction date, transaction code, number of shares sold, weighted average price, and resulting beneficial ownership. Indirect holdings via the 401(k) plan are separately identified. The signature under power of attorney is noted, which is permissible. No disclosure of a trading plan or 10b5-1 election is indicated on the form.

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
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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)
08/27/2025

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	08/27/2025		S		20,349	D	$46.44(1)	340,131	D
Common Stock								5,293	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 $46.33 to $46.53. 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	08/29/2025
	** 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 Mark W. Peterson do on 08/27/2025 according to the Form 4 for ZWS?

He sold 20,349 shares of Zurn Elkay Water Solutions Corp (transaction code S) at a weighted average price of $46.44 per share.

How many ZWS shares does Mark W. Peterson beneficially own after the reported transaction?

He is reported to directly beneficially own 340,131 shares and indirectly own 5,293 shares through a 401(k) plan.

Does the Form 4 report any stock options for Mark W. Peterson?

Yes. The filing reports 33,481 shares underlying a stock option with a $33.05 exercise price and notes the option is fully vested.

What price range were the shares sold at and how was the price reported?

The shares were sold in multiple trades at prices ranging from $46.33 to $46.53; the form reports the weighted average sale price of $46.44.

Who signed the Form 4 and when was it signed?

The Form 4 was signed by Jeffrey J. LaValle under power of attorney for Mark W. Peterson on 08/29/2025.