Zurn Elkay CAO trims holding, keeps major equity position

Rhea-AI Filing Summary

Zurn Elkay Water Solutions (ZWS) Form 4 filing: Chief Administrative Officer Mark W. Peterson reported a sale of 22,138 common shares on 07/31/2025 at a weighted-average price of $43.05 per share (trades executed between $42.42-$43.32). After the transaction, Peterson directly owns 360,480 shares and indirectly holds 5,304 shares through the company 401(k) plan.

The filing shows no acquisitions; the only movement is this disposition. A previously granted, fully-vested employee stock option remains outstanding for 33,481 shares with a $33.05 exercise price and 10/05/2031 expiration, but no option exercise occurred in this report.

The divestiture represents roughly 6% of Peterson’s prior direct holdings, leaving him with a sizeable equity stake. Investors often view insider sales by senior executives as a potential cautionary signal, although motives (liquidity, diversification) are not disclosed. No other financial metrics, earnings data or corporate events are included in this filing.

Positive

• Officer retains 360,480 direct shares, demonstrating continued equity alignment with shareholders.
• Fully-vested option for 33,481 shares at $33.05 indicates potential future ownership increase contingent on exercise.

Negative

• Sale of 22,138 shares by a senior executive can signal reduced confidence or near-term liquidity preference.
• No insider purchases disclosed to offset the negative optics of the sale.

Insights

Senior Equity Analyst

TL;DR: Officer sells ~22k ZWS shares (≈6% of position); retains large stake; modestly negative sentiment but not alarming.

The sale reduces Mark Peterson’s direct ownership from roughly 382k to 360k shares, indicating partial profit-taking rather than an exit. Transaction size is immaterial to float yet insider dispositions—especially by a C-suite member—can create short-term pressure as investors question management outlook. Counterbalancing this, the officer still holds over 360k shares and an in-the-money option, suggesting sustained alignment with shareholders. Overall impact: limited but mildly negative given the absence of offsetting insider purchases.

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)
07/31/2025

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	07/31/2025		S		22,138	D	$43.05(1)	360,480	D
Common Stock								5,304	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 $42.42 to $43.32. 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	08/01/2025
	** 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.
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FAQ

How many ZWS shares did Mark W. Peterson sell on 07/31/2025?

He sold 22,138 common shares at a weighted-average price of $43.05.

What is Peterson’s remaining ownership in Zurn Elkay Water Solutions after the sale?

He now holds 360,480 shares directly and 5,304 shares indirectly via the company 401(k) plan.

Did the Form 4 report any option exercises?

No. A fully-vested option for 33,481 shares at $33.05 remains outstanding but was not exercised.

What percentage of Peterson’s direct holding was sold?

Approximately 6% of his pre-transaction direct stake.

Does the filing provide reasons for the share sale?

No. Form 4 disclosures state transaction details but do not specify motive.