Pentair (PNR) EVP Pilla reports tax-withholding share transactions on Form 4

Rhea-AI Filing Summary

PENTAIR plc executive reports small share transactions related to tax withholding. Executive Vice President Stephen J. Pilla reported three transactions in Pentair plc common shares on 01/02/2026 and 01/03/2026, coded "F" for shares surrendered to pay taxes on vesting restricted stock units. The reported dispositions were 32 shares at $105.47, 21 shares at $105.47, and 56 shares at $102.67, each marked as a disposition. After these transactions, he directly held 15,840.2659 common shares, plus 2,850.775 common shares in restricted stock units and 12,965.28 common shares in a deferral plan held indirectly through a plan agent. The filing notes that end-of-period holdings include shares from an employee stock purchase plan and a dividend reinvestment plan, as well as previously reported restricted stock unit vesting.

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

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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^*

Pilla Stephen J

(Last) (First) (Middle)

5500 WAYZATA BLVD.

SUITE 900

(Street)

GOLDEN VALLEY MN 55416

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PENTAIR plc [ PNR ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP Ch Sup Chn Of Ch Trnfrm O

3. Date of Earliest Transaction (Month/Day/Year)
01/02/2026

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 Shares	01/02/2026		F(1)		32	D	$105.47	16,700.2659(2)(3)	D
Common Shares	01/02/2026		F(1)		21	D	$105.47	16,464.2659(2)(3)	D
Common Shares	01/03/2026		F(1)		56	D	$102.67	15,840.2659(2)(3)	D
Common Shares - Restricted Stock Units								2,850.775(3)(4)	D
Common Shares - Deferral Plan								12,965.28(3)(4)(5)	I	Plan Agent

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. Shares surrendered to pay taxes applicable to vesting of restricted stock units.

2. End-of-period holdings include monthly purchases under the ESPP in exempt transactions pursuant to Rule 16b-3(c).

3. End-of-period holdings reflect the vesting of restricted stock units that were previously reported.

4. End-of-period holdings include shares acquired under a dividend reinvestment plan in exempt transactions not required to be reported pursuant to Section 16(a).

5. Pentair plc shares will be delivered to the reporting person in accordance with their irrevocable deferral election.

	/s/ John K. Wilson, Attorney-in-Fact for Stephen J. Pilla	01/06/2026
	** 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.
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FAQ

What insider transaction did PENTAIR plc (PNR) report for Stephen J. Pilla?

The filing reports that Executive Vice President Stephen J. Pilla surrendered Pentair plc common shares in three transactions coded "F" on 01/02/2026 and 01/03/2026 to pay taxes on vesting restricted stock units.

How many PENTAIR plc (PNR) shares were disposed of in the reported Form 4 transactions?

The reported tax-related dispositions were 32 Pentair common shares at $105.47, 21 shares at $105.47, and 56 shares at $102.67, each coded "F" for shares surrendered to cover taxes.

How many PENTAIR plc (PNR) common shares does Stephen J. Pilla own after the transactions?

Following the reported transactions, Stephen J. Pilla directly held 15,840.2659 Pentair common shares, as shown in the end-of-period holdings.

What additional PENTAIR plc (PNR) equity interests does Stephen J. Pilla hold?

In addition to directly held common shares, he held 2,850.775 common shares in restricted stock units and 12,965.28 common shares in a deferral plan, the latter reported as indirectly owned through a plan agent.

Why were the PENTAIR plc (PNR) shares coded as transaction code "F" on the Form 4?

The explanation states that the shares were surrendered to pay taxes applicable to the vesting of restricted stock units, which corresponds to transaction code "F" on the form.

What plans contribute to Stephen J. Pilla’s end-of-period PENTAIR plc (PNR) share holdings?

The end-of-period holdings include monthly purchases under an employee stock purchase plan, shares acquired under a dividend reinvestment plan, and shares from vesting restricted stock units, as described in the explanation of responses.