PNR / Pentair plc - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Pentair plc
US ˙ NYSE ˙ IE00BLS09M33

Mga Batayang Estadistika
LEI 549300EVR9D56WPSRP15
CIK 77360
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Pentair plc
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
July 22, 2025 EX-99.1

Pentair Reports Strong Second Quarter 2025 Results

Exhibit 99.1 News Release Pentair Reports Strong Second Quarter 2025 Results •Sales of $1.1 billion, up 2 percent compared to sales for the same period last year •Operating income was $218 million with ROS of 19.4 percent; on an adjusted basis, operating income was $297 million with ROS of 26.4 percent •GAAP EPS was $0.90 and adjusted EPS was $1.39 •Net cash provided by operating activities of con

July 22, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of registrant

July 22, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 22, 2025 Pentair plc (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 22, 2025 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

June 18, 2025 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2024 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-11625 A. Full title of the plan and the addr

June 12, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 10, 2025 Pentair plc (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 10, 2025 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

June 2, 2025 EX-24.1

Powers of Attorney of Directors of Pentair plc.

Exhibit 24.1 Power of Attorney KNOW ALL PERSONS BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L. Stauch, Robert P. Fishman and Karla C. Robertson, and each of them individually, his/her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him/her and i

June 2, 2025 EX-25

Form T-1 Statement of Eligibility of Trustee under the Indenture.

Exhibit 25 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ☐ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. Emp

June 2, 2025 EX-FILING FEES

Filing Fee Table.

Calculation of Filing Fee Tables S-3 PENTAIR plc Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt Debt Securities 457(r) 0.

June 2, 2025 EX-5.3

Consent of Arthur Cox LLP (included in Exhibit 5.3).

Exhibit 5.3 Arthur Cox LLP Ten Earlsfort Terrace Dublin 2 D02 T380 +353 1 920 1000 [email protected] dx: 27 dublin Dublin Belfast London New York San Francisco arthurcox.com 2 June 2025 To: Board of Directors Pentair plc 10 Earlsfort Terrace Dublin 2 D02 T380 Ireland Re: Pentair plc Form S-3 Registration Statement Dear Sirs, 1.Basis of Opinion 1.1We are acting as Irish counsel to Pentair plc, r

June 2, 2025 S-3ASR

As filed with the Securities and Exchange Commission on June 2, 2025

As filed with the Securities and Exchange Commission on June 2, 2025 Registration No.

May 29, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of the registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of the registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission File No.) (I.R.S. Employer Identification No.) Regal House, 70 London Road, Twickenham, London, TW13QS United Kingd

May 29, 2025 EX-1.01

Pentair plc Conflict Minerals Report For the reporting period from January 1, 2024 to December 31, 2024

Exhibit 1.01 Pentair plc Conflict Minerals Report For the reporting period from January 1, 2024 to December 31, 2024 This Conflict Minerals Report (the “Report”) is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD (the “Rule”). The Rule was adopted to implement reporting and disclosure requirements related to conflict minerals as directed by th

May 6, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 6, 2025 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

May 6, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 6, 2025 Pentair plc (Exact na

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 6, 2025 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

May 5, 2025 EX-4.1

Second Amended and Restated Credit Agreement, dated as of May 5, 2025, among Pentair plc, Pentair Finance S.à r.l., Pentair, Inc. and the lenders and agents party thereto.

Exhibit 4.1 EXECUTION COPY SECOND AMENDED AND RESTATED CREDIT AGREEMENT dated as of May 5, 2025 among PENTAIR plc as Parent, PENTAIR FINANCE S.À R.L. as Company, PENTAIR, INC. as an Affiliate Borrower The Other Affiliate Borrowers From Time to Time Party Hereto, The Lenders Party Hereto, JPMORGAN CHASE BANK, N.A. as Administrative Agent, BANK OF AMERICA, N.A. BANK OF MONTREAL, LONDON BRANCH CITIBA

May 5, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2025 Pentair plc (Exact na

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2025 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

April 22, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 22, 2025 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissi

April 22, 2025 EX-99.1

Pentair Reports Strong First Quarter 2025 Results

Exhibit 99.1 News Release Pentair Reports Strong First Quarter 2025 Results •Sales of $1.0 billion •Operating income rose 12 percent to $203 million with ROS of 20.1 percent, an increase of 230 basis points compared to the prior year period; on an adjusted basis, operating income increased 12 percent to $243 million and ROS expanded 260 basis points to 24.0 percent •GAAP EPS increased 16 percent t

April 22, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of registran

March 21, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Defin

March 21, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

February 25, 2025 EX-19

INSIDER TRADING POLICY

Exhibit 19 INSIDER TRADING POLICY INSIDER TRADING POLICY PURPOSE This Policy is intended to ensure that all directors, officers, and employees of Pentair plc worldwide (collectively, “Company Personnel”) comply with all applicable laws and regulations that prohibit persons who are aware of material nonpublic information about a company from (i) trading in securities of that company, commonly known as “insider trading,” or (ii) providing material nonpublic information to other persons who may trade on the basis of that information, commonly known as “tipping.

February 25, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its ch

February 25, 2025 EX-24

Power of Attorney

Exhibit 24 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L.

February 25, 2025 EX-21

Pentair plc and subsidiaries as of December 31, 2024 Name of Company Jurisdiction of Incorporation APEL International, LLC United States Aplex Industries, Inc. United States Aqua Membranes, Inc. (1) United States Aquion (Xi'an) Water Treatment Equipm

Exhibit 21 Pentair plc and subsidiaries as of December 31, 2024 Name of Company Jurisdiction of Incorporation APEL International, LLC United States Aplex Industries, Inc.

February 25, 2025 EX-4.11

Exhibit 4.11

Exhibit 4.11 DESCRIPTION OF ORDINARY SHARES The following description of the material terms of ordinary shares of Pentair plc (“Pentair”) is based on the provisions of the Pentair articles of association (the “Pentair Articles”). This description is not complete and is subject to the applicable provisions of Irish law and the Pentair Articles, which are filed as an exhibit to this Annual Report on

February 4, 2025 EX-99.1

Pentair Reports Strong Fourth Quarter and Full Year 2024 Results

Exhibit 99.1 News Release Pentair Reports Strong Fourth Quarter and Full Year 2024 Results •Fourth quarter sales of $973 million; full year 2024 sales of $4.1 billion. •Operating income in the fourth quarter increased 17 percent to $195 million reflecting ROS of 20.1 percent, an increase of 310 basis points when compared to fourth quarter 2023; on an adjusted basis, ROS expanded 370 basis points t

February 4, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 4, 2025 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 22, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 22, 2024 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 22, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of regis

October 22, 2024 EX-99.1

Pentair Reports Strong Third Quarter 2024 Results

Exhibit 99.1 News Release Pentair Reports Strong Third Quarter 2024 Results •Sales of $993 million •Operating income of $180 million with ROS of 18.1 percent, an increase of 20 basis points compared to the prior year period; on an adjusted basis, ROS expanded 310 basis points to 24.1 percent •GAAP EPS increased 6 percent to $0.84 when compared to the prior year period and adjusted EPS rose 16 perc

July 23, 2024 EX-99.1

Pentair Reports Strong Second Quarter 2024 Results

Exhibit 99.1 News Release Pentair Reports Strong Second Quarter 2024 Results •Sales of $1.1 billion, up 2 percent compared to sales for the same period last year •Operating income increased 19 percent to $248 million when compared to the second quarter of 2023 reflecting ROS of 22.6 percent, an increase of 330 basis points; on an adjusted basis, ROS expanded 310 basis points to 24.7 percent •GAAP

July 23, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of registrant

July 23, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 23, 2024 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

June 27, 2024 CORRESP

Identifiable assets (1)

June 27, 2024 U.S. Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549-7010 Attn: Joseph Cascarano and Robert Littlepage Division of Corporate Finance Office of Technology Re: Pentair plc Form 10-K for the Fiscal Year Ended December 31, 2023 Filed February 20, 2024 File No. 001-11625 Dear Mr. Cascarano and Mr. Littlepage, On behalf of Pentair

June 25, 2024 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2023 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-11625 A. Full title of the plan and the addr

May 29, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of the registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of the registrant as specified in its charter) Ireland 001-11625 (State or other jurisdiction of incorporation) (Commission File No.) Regal House, 70 London Road, Twickenham, London, TW13QS United Kingdom (Address of principal executive offices) Karla C. Robertson E

May 29, 2024 EX-1.01

Pentair plc Conflict Minerals Report For the reporting period from January 1, 2023 to December 31, 2023

Exhibit 1.01 Pentair plc Conflict Minerals Report For the reporting period from January 1, 2023 to December 31, 2023 This Conflict Minerals Report (the “Report”) is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD (the “Rule”). The Rule was adopted to implement reporting and disclosure requirements related to conflict minerals as directed by th

May 7, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 7, 2024 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

April 23, 2024 EX-99.1

Pentair Reports Strong First Quarter 2024 Results

Exhibit 99.1 News Release Pentair Reports Strong First Quarter 2024 Results •Sales of $1.0 billion •Operating income of $181 million reflecting ROS of 17.8 percent, flat to prior year; on an adjusted basis, ROS expanded 90 basis points to 21.4 percent •GAAP EPS of $0.80 and adjusted EPS of $0.94 •The company updates its full year 2024 GAAP EPS guidance to approximately $3.76 to $3.86 and reiterate

April 23, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of registran

April 23, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 23, 2024 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissi

March 22, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

March 22, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) ☑ Filed by the Registrant ☐ Filed by a party other than the Registrant CHECK THE APPROPRIATE BOX: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☑ Defin

March 22, 2024 DEF 14A

DEF 14A

Letter to Shareholders David A. Jones Pentair Chairman of the Board John L. Stauch Pentair President and CEO You are cordially invited to attend the Annual General Meeting of Shareholders of Pentair plc on Tuesday, May 7, 2024, at 7:00 a.m. local time (BST). The Annual General Meeting of Shareholders will be held at Claridge’s, Brook Street, Mayfair, London, W1K 4HR, United Kingdom. The enclosed n

February 20, 2024 EX-97

COMPENSATION RECOVERY POLICY Adopted November 30, 2023

Exhibit 97 COMPENSATION RECOVERY POLICY COMPENSATION RECOVERY POLICY Adopted November 30, 2023 Policy The Board of Directors (the “Board”) of Pentair plc (the “Company”) has adopted this Compensation Recovery Policy (this “Policy”) pursuant to Rule 10D-1 of the Securities and Exchange Act of 1934, as amended (the “Exchange Act”), the Securities and Exchange Commission (“SEC”) regulations promulgated thereunder, and applicable New York Stock Exchange (the “NYSE”) listing standards.

February 20, 2024 EX-10.21

PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN RESTRICTED STOCK UNIT GRANT NOTICE

Exhibit 10.21 PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN RESTRICTED STOCK UNIT GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share and Incentive Plan (the “Plan”), hereby grants you Restricted Stock Units (“RSUs”) over the number of ordinary shares of the Company (“Shares”) set forth below. The RSUs are subject to all of the terms and conditions as set forth herein and

February 20, 2024 EX-10.23

PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN KEY TALENT GRANT NOTICE

Exhibit 10.23 PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN KEY TALENT GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share and Incentive Plan (the “Plan”), hereby grants you Restricted Stock Units (“RSUs”) over the number of ordinary shares of the Company (“Shares”) set forth below. The RSUs are subject to all of the terms and conditions as set forth herein and in the atta

February 20, 2024 EX-10.24

PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN STOCK OPTION GRANT NOTICE

Exhibit 10.24 PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN STOCK OPTION GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share Incentive Plan (the “Plan”), hereby grants you an option to purchase (“Option”) the number of ordinary shares of the Company (“Shares”) set forth below. If you are a U.S. taxpayer and the Option is designated as an Incentive Stock Option below, the O

February 20, 2024 EX-21

Pentair plc and subsidiaries as of December 31, 2023 Name of Company Jurisdiction of Incorporation APEL International, LLC United States Aplex Industries, Inc. United States Aqua Membranes, Inc. (1) United States Aquion (Xi'an) Water Treatment Equipm

Exhibit 21 Pentair plc and subsidiaries as of December 31, 2023 Name of Company Jurisdiction of Incorporation APEL International, LLC United States Aplex Industries, Inc.

February 20, 2024 EX-10.25

PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN PERFORMANCE SHARE UNIT GRANT NOTICE

Exhibit 10.25 PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN PERFORMANCE SHARE UNIT GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share and Incentive Plan (the “Plan”), hereby grants you Performance Share Units (“PSUs”) over the number of ordinary shares of the Company (“Shares”) set forth below. The PSUs are subject to all of the terms and conditions as set forth herein an

February 20, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its ch

February 20, 2024 EX-10.9

AMENDMENT TO KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT

Exhibit 10.9 AMENDMENT TO KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT This Amendment to Key Executive Employment and Severance Agreement (“Amendment”) is made and entered into as of the 30th day of November, 2023, by and between Pentair plc, an Irish public limited company (hereinafter referred to as the “Company”), and (hereinafter referred to as the “Executive”). W I T N E S S E T H WHEREAS

February 20, 2024 EX-4.11

DESCRIPTION OF ORDINARY SHARES

Exhibit 4.11 DESCRIPTION OF ORDINARY SHARES The following description of the material terms of ordinary shares of Pentair plc (“Pentair”) is based on the provisions of the Pentair articles of association (the “Pentair Articles”). This description is not complete and is subject to the applicable provisions of Irish law and the Pentair Articles, which are filed as an exhibit to this Annual Report on

February 20, 2024 EX-24

Power of Attorney

Exhibit 24 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L.

February 20, 2024 EX-10.7

AMENDMENT TO KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT

Exhibit 10.7 AMENDMENT TO KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT This Amendment to Key Executive Employment and Severance Agreement (“Amendment”) is made and entered into as of the 1st day of January, 2021, by and between Pentair plc, an Irish corporation limited by shares (hereinafter referred to as the “Company”), and (hereinafter referred to as the “Executive”). W I T N E S S E T H WH

February 13, 2024 SC 13G/A

PNR / Pentair plc / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01681-pentairplc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Pentair PLC Title of Class of Securities: Common Stock CUSIP Number: G7S00T104 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule p

January 30, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 30, 2024 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

January 30, 2024 EX-99.1

Pentair Reports Strong Fourth Quarter and Full Year 2023 Results

Exhibit 99.1 News Release Pentair Reports Strong Fourth Quarter and Full Year 2023 Results •Fourth quarter sales of $985 million; full year 2023 sales of $4.1 billion. •Operating income in the fourth quarter increased 50 percent to $167 million reflecting ROS of 17.0 percent, an increase of 590 basis points when compared to fourth quarter 2022; on an adjusted basis, ROS expanded 190 basis points t

October 24, 2023 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 24, 2023 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 24, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Regis

October 24, 2023 EX-99.1

Pentair Reports Strong Third Quarter 2023 Results

Exhibit 99.1 News Release Pentair Reports Strong Third Quarter 2023 Results •Sales of $1.0 billion, down 4 percent compared to sales for the same period last year. •Operating income increased 22 percent to $180 million reflecting ROS of 17.9 percent, an increase of 400 basis points when compared to third quarter of 2022; on an adjusted basis, ROS expanded 140 basis points to 21.0 percent. •GAAP EP

August 1, 2023 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 31, 2023 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

July 27, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 27, 2023 Pentair plc (Exact

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 27, 2023 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

July 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registrant

July 27, 2023 EX-99.1

Pentair Reports Strong Second Quarter 2023 Results

Exhibit 99.1 News Release Pentair Reports Strong Second Quarter 2023 Results •Sales of $1.1 billion, up 2 percent compared to sales for the same period last year. •Operating income increased 9 percent to $209 million reflecting ROS of 19.3 percent, an increase of 140 basis points when compared to second quarter of 2022; on an adjusted basis, ROS expanded 230 basis points to 21.6 percent. •GAAP EPS

June 26, 2023 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2022 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-11625 A. Full title of the plan and the addr

May 26, 2023 EX-1.01

You’ve Exceeded the SEC’s Traffic Limit

U.S. Securities and Exchange Commission You’ve Exceeded the SEC’s Traffic Limit Your request rate has exceeded the SEC’s maximum allowable requests per second. Your access to SEC.gov will be limited for 10 minutes. Current guidelines limit each user to a total of no more than 10 requests per second, regardless of the number of machines used to submit requests. To ensure that SEC.gov remains

May 26, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of the registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of the registrant as specified in its charter) Ireland 001-11625 (State or other jurisdiction of incorporation) (Commission File No.) Regal House, 70 London Road, Twickenham, London, TW13QS United Kingdom (Address of principal executive offices) Karla C. Robertson E

May 9, 2023 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 9, 2023 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

April 27, 2023 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 27, 2023 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissi

April 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registran

April 27, 2023 EX-99

Pentair Reports Strong First Quarter 2023 Results

Exhibit 99.1 News Release Pentair Reports Strong First Quarter 2023 Results •Sales of $1.0 billion, up 3 percent compared to sales for the same period last year. •Operating income increased 26 percent to $184 million reflecting ROS of 17.8 percent, an increase of 320 basis points when compared to first quarter of 2022; on an adjusted basis, ROS expanded 330 basis points to 20.5 percent. •GAAP EPS

March 24, 2023 DEF 14A

DEF 14A

LETTER TO SHAREHOLDERS David A. Jones Pentair Chairman of the Board John L. Stauch Pentair President and Chief Executive Officer You are cordially invited to attend the Annual General Meeting of Shareholders of Pentair plc on Tuesday, May 9, 2023, at 7:00 a.m. local time (BST). The Annual General Meeting of Shareholders will be held at Claridge’s, Brook Street, Mayfair, London, W1K 4HR, United Kin

March 24, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

March 24, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    )

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule

February 21, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its ch

February 21, 2023 EX-4.11

DESCRIPTION OF ORDINARY SHARES

Exhibit 4.11 DESCRIPTION OF ORDINARY SHARES The following description of the material terms of ordinary shares of Pentair plc (“Pentair”) is based on the provisions of the Pentair articles of association (the “Pentair Articles”). This description is not complete and is subject to the applicable provisions of Irish law and the Pentair Articles, which are filed as an exhibit to this Annual Report on

February 21, 2023 EX-24

Power of Attorney

Exhibit 24 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L.

February 21, 2023 EX-4.2

US-DOCS\137165925.3 EXECUTION COPY AMENDMENT NO. 1 Dated as of December 23, 2022 to AMENDED AND RESTATED CREDIT AGREEMENT Dated as of December 16, 2021 THIS AMENDMENT NO. 1 (this “Amendment”) is made as of December 23, 2022 by and among Pentair Finan

amendmentno1tocreditagre US-DOCS\137165925.3 EXECUTION COPY AMENDMENT NO. 1 Dated as of December 23, 2022 to AMENDED AND RESTATED CREDIT AGREEMENT Dated as of December 16, 2021 THIS AMENDMENT NO. 1 (this “Amendment”) is made as of December 23, 2022 by and among Pentair Finance S.à r.l., a Luxembourg private limited liability company (Société à responsabilité limitée) having its registered office a

February 21, 2023 EX-21

Pentair plc and subsidiaries as of December 31, 2022 Name of Company Jurisdiction of Incorporation Air Capital Filtration, LLC United States APEL International, LLC United States Aplex Industries, Inc. United States Aqua Membranes, Inc. (1) United St

Exhibit 21 Pentair plc and subsidiaries as of December 31, 2022 Name of Company Jurisdiction of Incorporation Air Capital Filtration, LLC United States APEL International, LLC United States Aplex Industries, Inc.

February 9, 2023 SC 13G/A

PNR / Pentair plc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Pentair plc Title of Class of Securities: Common Stock CUSIP Number: G7S00T104 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 1

February 2, 2023 SC 13G/A

PNR / Pentair plc. / PARNASSUS INVESTMENTS /CA Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No.

January 31, 2023 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 31, 2023 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

January 31, 2023 EX-99.1

Pentair Reports Strong Fourth Quarter and Full Year 2022 Results

Exhibit 99.1 News Release Pentair Reports Strong Fourth Quarter and Full Year 2022 Results •Fourth quarter sales of $1.0 billion; full year 2022 sales of $4.1 billion. •Fourth quarter GAAP EPS of $0.58 and adjusted EPS of $0.82; full year 2022 GAAP EPS of $2.92 and adjusted EPS of $3.68. •The Company introduces its 2023 GAAP EPS guidance of approximately $3.22 to $3.42 and on an adjusted basis of

October 25, 2022 EX-99.1

Pentair Reports Third Quarter 2022 Results

Exhibit 99.1 News Release Pentair Reports Third Quarter 2022 Results •Third quarter sales of $1.06 billion. •Third quarter GAAP EPS of $0.70 and adjusted EPS of $0.99. •The company updates its full year 2022 GAAP EPS guidance to approximately $3.01 and on an adjusted basis to approximately $3.65. Reconciliations of GAAP to Non-GAAP measures are in the attached financial tables. LONDON, United King

October 25, 2022 EX-22

List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of September 30, 2022

Exhibit 22 List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of September 30, 2022 The following is a list of guarantors of the 4.650% Senior Notes due 2025, 4.500% Senior Notes due 2029 and 5.900% Senior Notes due 2032 issued by Pentair Finance S.à r.l., which is a wholly-owned subsidiary of Pentair plc: Name of Guarantor Jurisdiction of Incorporation Pentair plc Ireland

October 25, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 25, 2022 Pentair plc (Exa

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 25, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 25, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Regis

July 26, 2022 EX-99.1

Pentair Reports Second Quarter 2022 Results

Exhibit 99.1 News Release Pentair Reports Second Quarter 2022 Results ?Second quarter sales of $1.06 billion. ?Second quarter GAAP EPS of $0.92 and adjusted EPS of $1.02. ?The company updates its full year 2022 GAAP EPS guidance to approximately $3.40 to $3.45 and on an adjusted basis to approximately $3.70 to $3.75. Reconciliations of GAAP to Non-GAAP measures are in the attached financial tables

July 26, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 25, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

July 26, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 26, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

July 26, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registrant

July 26, 2022 EX-22

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 22 List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of June 30, 2022 The following is a list of guarantors of the 3.

July 14, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 11, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

July 8, 2022 8-K

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) July 8, 2022 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation) (Commission File Number) (IR

July 8, 2022 EX-4.3

Eighth Supplemental Indenture, dated as of July 8, 2022, among Pentair Finance S.à r.l., Pentair plc and U.S. Bank Trust Company, National Association, as trustee.

Exhibit 4.3 PENTAIR FINANCE S.? R.L., (formerly known as PENTAIR FINANCE S.A.) as Issuer AND PENTAIR PLC, as Parent and Guarantor AND U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee EIGHTH SUPPLEMENTAL INDENTURE Dated as of July 8, 2022 $400,000,000 of 5.900% Senior Notes due 2032 THIS EIGHTH SUPPLEMENTAL INDENTURE is dated as of July 8, 2022, among PENTAIR FINANCE S.? R.L. (formerly kno

July 8, 2022 EX-5.3

Opinion of Arthur Cox with respect to the Guarantee issued by Pentair plc.

Exhibit 5.3 Arthur Cox LLP Ten Earlsfort Terrace Dublin 2 D02 T380 +353 1 920 1000 [email protected] 8 July 2022 dx: 27 dublin Dublin To: Board of Directors Belfast Pentair plc London 10 Earlsfort Terrace New York Dublin 2 San Francisco D02 T380 Ireland arthurcox.com Re: Pentair plc Form S-3 Registration Statement Dear Sirs, 1. Basis of Opinion We are acting as Irish counsel to Pentair plc, reg

June 30, 2022 EX-4.1

Amendment No. 1, dated as of June 30, 2022, among Pentair plc, Pentair Finance S.à r.l., and the lenders and agents party thereto.

Exhibit 4.1 EXECUTION COPY AMENDMENT NO. 1 Dated as of June 30, 2022 to LOAN AGREEMENT Dated as of March 24, 2022 THIS AMENDMENT NO. 1 (this ?Amendment?) is made as of June 30, 2022 by and among Pentair Finance S.? r.l., a Luxembourg private limited liability company (Soci?t? ? responsabilit? limit?e) having its registered office at 26, Boulevard Royal, L-2449 Luxembourg, Grand Duchy of Luxembourg

June 30, 2022 8-K

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 30, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

June 29, 2022 EX-FILING FEES

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 107 Calculation of Filing Fee Tables 424(b)(5) (Form Type) PENTAIR FINANCE S.

June 29, 2022 EX-1.1

Underwriting Agreement, dated June 28, 2022, among Pentair plc, Pentair Finance S.à r.l., and J.P. Morgan Securities LLC, BofA Securities, Inc. and Citigroup Global Markets Inc. as representatives of the several underwriters listed therein.

Exhibit 1.1 Pentair Finance S.? r.l. $400,000,000 5.900% Senior Notes due 2032 Underwriting Agreement June 28, 2022 J.P. Morgan Securities LLC BofA Securities, Inc. Citigroup Global Markets Inc. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, NY 10179 BofA Securities, Inc. One Bryant Park New York, NY 10036 Citi

June 29, 2022 424B5

$400,000,000 PENTAIR FINANCE S.? R.L. 5.900% Senior Notes due 2032 Fully and Unconditionally Guaranteed by PENTAIR PLC

TABLE OF CONTENTS ?Filed Pursuant to Rule 424(b)(5)? ?Registration Statement Nos. 333-265317 and 333-265317-01? Prospectus Supplement (To Prospectus Dated May 31, 2022) $400,000,000 PENTAIR FINANCE S.? R.L. 5.900% Senior Notes due 2032 Fully and Unconditionally Guaranteed by PENTAIR PLC ? Pentair Finance S.? r.l. (?Pentair Finance?) is offering $400,000,000 aggregate principal amount of 5.900% Sen

June 29, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 28, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

June 28, 2022 424B5

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT, DATED JUNE 28, 2022

TABLE OF CONTENTS The information in this preliminary prospectus supplement is not complete and may be changed.

June 28, 2022 FWP

Pentair Finance S.à r.l. Pricing Term Sheet

Filed Pursuant to Rule 433 Registration Statement No. 333-265317 and 333-265317-01 June 28, 2022 Pentair Finance S.? r.l. Pricing Term Sheet Issuer: Pentair Finance S.? r.l. Guarantor: Pentair plc Offering Format: SEC Registered Security: 5.900% Senior Notes due 2032 (the ?Notes?) Size: $400,000,000 Maturity: July 15, 2032 Coupon: 5.900% Price to Public: 97.813% of face amount Yield to Maturity: 6

June 16, 2022 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2021 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-11625 A. Full title of the plan and the addr

May 31, 2022 EX-25

Form T-1 Statement of Eligibility of Trustee under the Indenture.

Exhibit 25 securities and exchange commission Washington, D.C. 20549 FORM T-1 Statement of Eligibility Under The Trust Indenture Act of 1939 of a Corporation Designated to Act as Trustee Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) ? U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. Emp

May 31, 2022 EX-24.1

Powers of Attorney of Directors of Pentair plc.

Exhibit 24.1 Power of Attorney KNOW ALL PERSONS BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L. Stauch, Robert P. Fishman and Karla C. Robertson, and each of them individually, his/her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him/her and i

May 31, 2022 EX-5.3

Consent of Arthur Cox LLP (included in Exhibit 5.3).

Exhibit 5.3 31 May 2022 To: Board of Directors Pentair plc 10 Earlsfort Terrace Dublin 2 D02 T380 Ireland Re: Pentair plc Form S-3 Registration Statement Dear Sirs, 1. Basis of Opinion 1.1 We are acting as Irish counsel to Pentair plc, registered number 536025, a public company limited by shares, incorporated under the laws of Ireland, with its registered office at 10 Earlsfort Terrace, Dublin 2 (

May 31, 2022 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) PENTAIR FINANCE S.

May 31, 2022 S-3ASR

As filed with the Securities and Exchange Commission on May 31, 2022

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on May 31, 2022 Registration No.

May 27, 2022 EX-1.01

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 1.01 Pentair plc Conflict Minerals Report For the reporting period from January 1, 2021 to December 31, 2021 This Conflict Minerals Report (the ?Report?) is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD (the ?Rule?). The Rule was adopted to implement reporting and disclosure requirements related to conflict minerals as directed by th

May 27, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of Registrant as specified in its charter)

SD 1 a2021sd.htm SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission File No.) (I.R.S. Employer Identification No.) Regal House, 70 London Road, Twickenham, London, TW1

May 17, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 17, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

April 21, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 21, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissi

April 21, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registran

April 21, 2022 EX-99.1

Pentair Reports First Quarter 2022 Results

Exhibit 99.1 News Release Pentair Reports First Quarter 2022 Results ?First quarter sales of $1.0 billion. ?First quarter GAAP EPS of $0.71 and adjusted EPS of $0.85. ?The company updates its full year 2022 GAAP EPS guidance to approximately $3.40 to $3.50 and on an adjusted basis to approximately $3.70 to $3.80. Reconciliations of GAAP to Non-GAAP measures are in the attached financial tables. LO

April 1, 2022 DEF 14A

Those portions of Pentair’s Definitive Proxy Statement on Schedule 14A, filed with the SEC on April 1, 2022

DEF 14A 1 tm2134300-1def14a.htm DEF 14A TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.    ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of t

April 1, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

April 1, 2022 DEF 14A

COURTESY PDF

March 25, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 24, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissi

March 25, 2022 EX-4.1

Loan Agreement, dated as of March 24, 2022, among Pentair plc, Pentair Finance S.à r.l., and the lenders and agents party thereto.

Exhibit 4.1 EXECUTION COPY LOAN AGREEMENT dated as of March 24, 2022 among PENTAIR plc as Parent, PENTAIR FINANCE S.? R.L. as Borrower, The Lenders Party Hereto, JPMORGAN CHASE BANK, N.A. as Administrative Agent, BANK OF AMERICA, N.A. CITIBANK, N.A. MUFG BANK, LTD. and U.S. BANK NATIONAL ASSOCIATION as Syndication Agents, and PNC BANK, NATIONAL ASSOCIATION WELLS FARGO BANK, NATIONAL ASSOCIATION an

March 4, 2022 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 2, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

March 4, 2022 EX-99.1

Pentair Announces Definitive Agreement to Acquire Manitowoc Ice Highly complementary offering to expand Water Solutions platform, enhance value proposition for customers and provide an additional springboard for growth

Exhibit 99.1 Pentair Announces Definitive Agreement to Acquire Manitowoc Ice Highly complementary offering to expand Water Solutions platform, enhance value proposition for customers and provide an additional springboard for growth ?Strategically expands Pentair?s commercial water solutions platform and will accelerate growth within the foodservice industry space ?Combines two innovative industry

March 4, 2022 EX-10.1

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 10.1 Execution Version Purchase Agreement by and between Welbilt, Inc. and Pentair Commercial Ice LLC March 2, 2022 Table of Contents Page(s) Article 1 DEFINITIONS 7 Section 1.1 Certain Definitions 7 Section 1.2 Other Defined Terms 24 Article 2 SALE OF ASSETS AND SHARES AND ASSUMPTION OF LIABILITIES 27 Section 2.1 Asset Purchase 27 Section 2.2 Share Purchase 27 Section 2.3 Excluded Assets

February 22, 2022 EX-21

Pentair plc and subsidiaries as of December 31, 2021 Name of Company Jurisdiction of Incorporation ACP Pleatco Blocker Corp. United States Air Capital Filtration, LLC United States APEL International, LLC United States Aplex Industries, Inc. United S

Exhibit 21 Pentair plc and subsidiaries as of December 31, 2021 Name of Company Jurisdiction of Incorporation ACP Pleatco Blocker Corp.

February 22, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its ch

February 22, 2022 EX-10.8

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 10.8 KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT THIS KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT (?Agreement?), is made and entered into as of the day of , , by and between Pentair plc, an Irish corporation limited by shares (hereinafter referred to as the ?Company?), and (hereinafter referred to as the ?Executive?). W I T N E S S E T H WHEREAS, the Executive is or will become e

February 22, 2022 EX-4.12

Exhibit 4.12

Exhibit 4.12 DESCRIPTION OF ORDINARY SHARES The following description of the material terms of ordinary shares of Pentair plc (?Pentair?) is based on the provisions of the Pentair articles of association (the ?Pentair Articles?). This description is not complete and is subject to the applicable provisions of Irish law and the Pentair Articles, which are filed as an exhibit to this Annual Report on

February 22, 2022 EX-24

Power of Attorney

Exhibit 24 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L.

February 10, 2022 SC 13G/A

PNR / Pentair plc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: Pentair plc Title of Class of Securities: Common Stock CUSIP Number: G7S00T104 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ??Rule 13

February 1, 2022 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 1, 2022 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

February 1, 2022 EX-99.1

Pentair Reports Fourth Quarter and Full Year 2021 Results

Exhibit 99.1 News Release Pentair Reports Fourth Quarter and Full Year 2021 Results ?Fourth quarter sales of $989 million; full year 2021 sales of $3.76 billion. ?Fourth quarter GAAP EPS of $0.89 and adjusted EPS of $0.87; full year 2021 GAAP EPS of $3.32 and adjusted EPS of $3.40. ?The Company introduces its 2022 GAAP EPS guidance of approximately $3.54 to $3.64 and on an adjusted basis of approx

December 20, 2021 EX-4.1

Amended and Restated Credit Agreement, dated as of December 16, 2021, among Pentair plc, Pentair Finance S.à r.l., Pentair, Inc. and the lenders and agents party thereto.

Exhibit 4.1 EXECUTION COPY AMENDED AND RESTATED CREDIT AGREEMENT dated as of December 16, 2021 among PENTAIR plc as Parent, PENTAIR FINANCE S.? R.L. as Company, PENTAIR, INC. as an Affiliate Borrower The Other Affiliate Borrowers From Time to Time Party Hereto, The Lenders Party Hereto, JPMORGAN CHASE BANK, N.A. as Administrative Agent, BANK OF AMERICA, N.A. CITIBANK, N.A. MUFG BANK, LTD. and U.S.

December 20, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 16, 2021 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commi

October 26, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 26, 2021 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 26, 2021 EX-99.1

Pentair Reports Third Quarter 2021 Results

Exhibit 99.1 News Release Pentair Reports Third Quarter 2021 Results ?Third quarter sales of $969 million. ?Third quarter GAAP EPS of $0.86 and adjusted EPS of $0.89. ?The company updates its full year 2021 GAAP EPS guidance to approximately $3.19 to $3.25 and on an adjusted basis to approximately $3.34 to $3.40. Reconciliations of GAAP to Non-GAAP measures are in the attached financial tables. LO

October 26, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Regis

September 22, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 21, 2021 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Comm

July 27, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registrant

July 27, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 27, 2021 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

July 27, 2021 EX-99.1

Pentair Reports Second Quarter 2021 Results

Exhibit 99.1 News Release Pentair Reports Second Quarter 2021 Results ?Second quarter sales of $941 million. ?Second quarter GAAP EPS of $0.79 and adjusted EPS of $0.84. ?The company updates its full year 2021 GAAP EPS guidance to approximately $3.13 to $3.23 and on an adjusted basis to approximately $3.30 to $3.40. Reconciliations of GAAP to Non-GAAP measures are in the attached financial tables.

July 27, 2021 EX-22

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 22 List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of June 30, 2021 The following is a list of guarantors of the 3.150% Senior Notes due 2022, 4.650% Senior Notes due 2025, and 4.500% Senior Notes due 2029 issued by Pentair Finance S.? r.l., which is a wholly-owned subsidiary of Pentair plc: Name of Guarantor Jurisdiction of Incorporation Pentair plc Ireland

June 17, 2021 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2020 OR ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-11625 A. Full title of the plan and the addr

May 28, 2021 EX-1.01

Pentair plc Conflict Minerals Report For the reporting period from January 1, 2020 to December 31, 2020

Exhibit 1.01 Pentair plc Conflict Minerals Report For the reporting period from January 1, 2020 to December 31, 2020 This Conflict Minerals Report for the period from January 1, 2020 to December 31, 2020 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD (the ?Rule?). The Rule was adopted to implement reporting and disclosure requirements rela

May 28, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of Registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission File No.) (I.R.S. Employer Identification No.) Regal House, 70 London Road, Twickenham, London, TW13QS United Kingdom (

May 6, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 4, 2021 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

May 4, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 4, 2021 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

April 22, 2021 EX-10.1

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 10.1 KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT THIS KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT (?Agreement?), is made and entered into as of the day of , by and between Pentair plc, an Irish corporation limited by shares (hereinafter referred to as the ?Company?), and (hereinafter referred to as the ?Executive?). W I T N E S S E T H WHEREAS, the Executive is or will become emp

April 22, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 22, 2021 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissi

April 22, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registran

April 22, 2021 EX-99.1

Pentair Reports First Quarter 2021 Results

Exhibit 99.1 News Release Pentair Reports First Quarter 2021 Results ?First quarter sales of $866 million. ?First quarter GAAP EPS of $0.78 and adjusted EPS of $0.81. ?The company updates its full year 2021 GAAP EPS guidance to approximately $2.65 to $2.80 and on an adjusted basis to approximately $2.80 to $2.95. Reconciliations of GAAP to Non-GAAP measures are in the attached financial tables. LO

April 1, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

March 19, 2021 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 19, 2021 DEF 14A

DEF 14A

March 19, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

February 16, 2021 EX-24

Power of Attorney

Exhibit 24 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L.

February 16, 2021 EX-10.11

PENTAIR PLC EMPLOYEE STOCK PURCHASE AND BONUS PLAN Amended and Restated Effective as of January 1, 2021 SECTION 1 HISTORY AND BACKGROUND

Exhibit 10.11 PENTAIR PLC EMPLOYEE STOCK PURCHASE AND BONUS PLAN Amended and Restated Effective as of January 1, 2021 SECTION 1 HISTORY AND BACKGROUND In connection with the merger of Pentair, Inc. with and into a wholly-owned subsidiary of Tyco Flow Control International Ltd. (to be renamed Pentair Ltd., and referred to herein as the ?Company?), which occurred on September 28, 2012 (the ?Merger?)

February 16, 2021 EX-4.20

DESCRIPTION OF ORDINARY SHARES

Exhibit 4.20 DESCRIPTION OF ORDINARY SHARES The following description of the material terms of ordinary shares of Pentair plc (?Pentair?) is based on the provisions of the Pentair articles of association (the ?Pentair Articles?). This description is not complete and is subject to the applicable provisions of Irish law and the Pentair Articles, which are filed as an exhibit to this Annual Report on

February 16, 2021 EX-21

Pentair plc and subsidiaries as of December 31, 2020 Name of Company Jurisdiction of Incorporation Aplex Industries, Inc. United States Aqua Membranes, Inc. (1) United States Aquion (Xi'an) Water Treatment Equipment Co., Ltd. China Aquion Hong Kong L

Exhibit 21 Pentair plc and subsidiaries as of December 31, 2020 Name of Company Jurisdiction of Incorporation Aplex Industries, Inc.

February 16, 2021 EX-10.32

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 10.32 AMENDMENT TO KEY EXECUTIVE EMPLOYMENT AND SEVERANCE AGREEMENT This Amendment to Key Executive Employment and Severance Agreement (?Amendment?) is made and entered into as of the 1st day of January, 2021, by and between Pentair plc, an Irish corporation limited by shares (hereinafter referred to as the ?Company?), and (hereinafter referred to as the ?Executive?). W I T N E S S E T H W

February 16, 2021 EX-10.31

AMENDMENT NO. 1 TO THE PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN

Exhibit 10.31 AMENDMENT NO. 1 TO THE PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN Effective January 1, 2021, Section 14(c)(iii) of the Pentair plc 2020 Share and Incentive Plan is amended to read in its entirety as follows: (iii) All Performance Awards, including Incentive Awards, shall be paid in either unrestricted Shares or cash, as the case may be, following the end of the performance period and

February 16, 2021 EX-10.33

CONFIDENTIAL SEPARATION AGREEMENT

Exhibit 10.33 CONFIDENTIAL SEPARATION AGREEMENT This CONFIDENTIAL SEPARATION AGREEMENT (?Agreement?) is made effective this 31st day of December 2020 by and between Karl Frykman (?Employee?) and Pentair Water Pool and Spa, Inc. on behalf of itself, its predecessors, subsidiaries and affiliated entities (collectively, ?Company?). WHEREAS, the Employee's employment will end on December 31, 2020. WHE

February 16, 2021 EX-10.30

PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN

Exhibit 10.30 PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN AND SUMMARY PLAN DESCRIPTION (As amended and restated February 15, 2021) 1 PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN (As amended and restated February 15, 2021) (Originally Effective January 1, 2021; Amended and Restated February 15, 2021) The purp

February 16, 2021 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2020 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its ch

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: Pentair plc Title of Class of Securities: Common Stock CUSIP Number: G7S00T104 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13

January 28, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 28, 2021 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

January 28, 2021 EX-99.1

Pentair Reports Fourth Quarter and Full Year 2020 Results

Exhibit 99.1 News Release Pentair Reports Fourth Quarter and Full Year 2020 Results •Fourth quarter sales of $796 million; full year 2020 sales of $3.02 billion. •Fourth quarter GAAP EPS of $0.60 and adjusted EPS of $0.70; full year 2020 GAAP EPS of $2.13 and adjusted EPS of $2.50. •The company introduces its 2021 GAAP EPS guidance of approximately $2.43 to $2.58 and on an adjusted basis of approx

December 10, 2020 EX-10.1

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 10.1 PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN AND SUMMARY PLAN DESCRIPTION January 1, 2021 1 PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN PENTAIR plc EXECUTIVE OFFICER SEVERANCE PLAN (Effective January 1, 2021) The purpose of this Pentair plc Executive Officer Severance Plan (the ?Executive Officer Plan?) is to provide certain Eligible Emplo

December 10, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 8, 2020 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 20, 2020 8-K

- 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 20, 2020 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 20, 2020 EX-22

List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of September 30, 2020

Exhibit 22 List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of September 30, 2020 The following is a list of guarantors of the 5.

October 20, 2020 EX-99.1

Pentair Reports Third Quarter 2020 Results

Exhibit 99.1 News Release Pentair Reports Third Quarter 2020 Results •Third quarter sales of $799 million. •Third quarter GAAP EPS of $0.66 and adjusted EPS of $0.70. •Net cash provided by operating activities in the first nine months was $501 million and free cash flow was $457 million. •The company updates its full year 2020 GAAP EPS guidance to approximately $2.05 to $2.10 and on an adjusted ba

October 20, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Regis

September 10, 2020 8-K

- 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 10, 2020 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 98-1141328 (State or other jurisdiction of incorporation

July 23, 2020 EX-99.1

Pentair Reports Second Quarter 2020 Results

1 Exhibit 99.1 News Release Pentair Reports Second Quarter 2020 Results • Second quarter sales of $713 million. • Second quarter GAAP EPS of $0.44 and adjusted EPS of $0.59. • The company remains confident in its liquidity position having ended the quarter with $91 million in cash, $1.01 billion of total debt, and $764 million available under its revolving credit facility. • The company provides f

July 23, 2020 EX-4.2

Seventh Supplemental Indenture, dated as of June 22, 2020, among Pentair Finance S.A. (predecessor by conversion to Pentair Finance S.à r.l.), Pentair plc, Pentair Investments Switzerland GmbH and U.S. Bank Trust Company, National Association (as successor to U.S. Bank National Association), as trustee (Incorporated by reference to Exhibit 4.2 of Pentair plc’s Quarterly Report on Form 10-Q filed on July 23, 2020 (File No 001-11625)).

Exhibit 4.2 PENTAIR FINANCE S.À R.L., (formerly known as PENTAIR FINANCE S.A.) as Issuer AND PENTAIR PLC, as Parent and Guarantor AND PENTAIR INVESTMENTS SWITZERLAND GMBH, as Guarantor AND U.S. BANK NATIONAL ASSOCIATION, as Trustee SEVENTH SUPPLEMENTAL INDENTURE Dated as of June 22, 2020 THIS SEVENTH SUPPLEMENTAL INDENTURE is dated as of June 22, 2020, among PENTAIR FINANCE S.À R.L. (formerly know

July 23, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registrant

July 23, 2020 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 23, 2020 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

July 23, 2020 EX-4.1

You’ve Exceeded the SEC’s Traffic Limit

U.S. Securities and Exchange Commission You’ve Exceeded the SEC’s Traffic Limit Your request rate has exceeded the SEC’s maximum allowable requests per second. Your access to SEC.gov will be limited for 10 minutes. Current guidelines limit each user to a total of no more than 10 requests per second, regardless of the number of machines used to submit requests. To ensure that SEC.gov remains

July 23, 2020 EX-22

List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of June 30, 2020

Exhibit 22 List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of June 30, 2020 The following is a list of guarantors of the 3.

June 18, 2020 11-K

- 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2019 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-11625 A. Full title of the plan and the addr

May 29, 2020 SD

- SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission File No.) (I.R.S. Employer Identification No.) Regal House, 70 London Road, Twickenham, London, TW13QS United Kingdom (

May 29, 2020 EX-1.01

Pentair plc Conflict Minerals Report For the reporting period from January 1, 2019 to December 31, 2019

Exhibit 1.01 Pentair plc Conflict Minerals Report For the reporting period from January 1, 2019 to December 31, 2019 This Conflict Minerals Report for the period from January 1, 2019 to December 31, 2019 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD (the “Rule”). The Rule was adopted to implement reporting and disclosure requirements rela

May 21, 2020 S-8 POS

- S-8 POS

File No. 333-184151 As filed with the Securities and Exchange Commission on May 20, 2020 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 2 TO FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Pentair plc (Exact name of registrant as specified in its charter) Ireland 98-1141328 (State or other jurisdiction of incorporation or organ

May 21, 2020 EX-99.4

Form of Stock Option Award Agreement under the Pentair plc 2020 Share and Incentive Plan.

Exhibit 99.4 PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN STOCK OPTION GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share Incentive Plan (the “Plan”), hereby grants you an option to purchase (“Option”) the number of ordinary shares of the Company (“Shares”) set forth below. If you are a U.S. taxpayer and the Option is designated as an Incentive Stock Option below, the Op

May 21, 2020 EX-99.3

Form of Key Talent Award Agreement under the Pentair plc 2020 Share and Incentive Plan.

Exhibit 99.3 PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN KEY TALENT GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share and Incentive Plan (the “Plan”), hereby grants you Restricted Stock Units (“RSUs”) over the number of ordinary shares of the Company (“Shares”) set forth below. The RSUs are subject to all of the terms and conditions as set forth herein and in the attac

May 21, 2020 EX-24

Powers of Attorney.

Exhibit 24 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L.

May 21, 2020 S-8

- FORM S-8

File No. 333- As filed with the Securities and Exchange Commission on May 20, 2020 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Pentair plc (Exact name of registrant as specified in its charter) Ireland 98-1141328 (State or other jurisdiction of incorporation or organization) (I.R.S. Employer Identification

May 21, 2020 EX-99.2

Form of Non-Employee Director Restricted Stock Unit Award Agreement under the Pentair plc 2020 Share and Incentive Plan.

Exhibit 99.2 Non-Employee Director Form PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN RESTRICTED STOCK UNIT GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share and Incentive Plan (the “Plan”), hereby grants you Restricted Stock Units (“RSUs”) over the number of ordinary shares of the Company (“Shares”) set forth below. The RSUs are subject to all of the terms and condition

May 21, 2020 EX-99.5

Form of Performance Share Unit Award Agreement under the Pentair plc 2020 Share and Incentive Plan.

Exhibit 99.5 PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN PERFORMANCE STOCK UNIT GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share and Incentive Plan (the “Plan”), hereby grants you Performance Stock Units (“PSUs”) over the number of ordinary shares of the Company (“Shares”) set forth below. The PSUs are subject to all of the terms and conditions as set forth herein and

May 21, 2020 EX-99.1

Form of Employee Restricted Stock Unit Award Agreement under the Pentair plc 2020 Share and Incentive Plan.

Exhibit 99.1 PENTAIR PLC 2020 SHARE AND INCENTIVE PLAN RESTRICTED STOCK UNIT GRANT NOTICE Pentair plc (the “Company”), pursuant to the Pentair plc 2020 Share and Incentive Plan (the “Plan”), hereby grants you Restricted Stock Units (“RSUs”) over the number of ordinary shares of the Company (“Shares”) set forth below. The RSUs are subject to all of the terms and conditions as set forth herein and i

May 21, 2020 EX-24

Powers of Attorney

Exhibit 24 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L.

May 5, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2020 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission

April 30, 2020 EX-22

List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of March 31, 2020

Exhibit 22 List of Guarantors and Subsidiary Issuers of Guaranteed Securities as of March 31, 2020 The following is a list of guarantors of the 3.

April 30, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registran

April 30, 2020 EX-99.1

Pentair Reports First Quarter 2020 Results

1 Exhibit 99.1 News Release Pentair Reports First Quarter 2020 Results • First quarter sales of $710 million; reported sales and core sales both grew 3 percent. • First quarter GAAP EPS were $0.43 compared to $0.30 in the first quarter of 2019; adjusted EPS of $0.52 compared to $0.43 in the first quarter of 2019. • The company remains confident in its liquidity position having ended the quarter wi

April 30, 2020 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 30, 2020 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissi

April 15, 2020 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 15, 2020 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 98-1141328 (State or other jurisdiction of incorporation or

April 15, 2020 EX-99.1

Pentair Announces Appointments to Executive Leadership Team Bob Fishman named EVP, CFO and CAO; Mario D’Ovidio named EVP and President, Consumer Solutions; Jerome Pedretti promoted to EVP and President, Industrial & Flow Technologies

Exhibit 99.1 Pentair Announces Appointments to Executive Leadership Team Bob Fishman named EVP, CFO and CAO; Mario D’Ovidio named EVP and President, Consumer Solutions; Jerome Pedretti promoted to EVP and President, Industrial & Flow Technologies LONDON, United Kingdom – April 15, 2020 – Pentair plc (NYSE: PNR), a leading global water company, announced today three appointments to its executive le

April 10, 2020 DEFA14A

PNR / Pentair plc. DEFA14A - - DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a‑6(e)(2)) o Defin

March 25, 2020 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 25, 2020 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 98-1141328 (State or other jurisdiction of incorporation or

March 25, 2020 EX-99.1

Pentair Provides Business Updates Related to COVID-19 Impact

1 Exhibit 99.1 News Release Pentair Provides Business Updates Related to COVID-19 Impact • Withdraws First Quarter and Full Year 2020 Guidance Due to Recent Impacts Caused by the COVID-19 Pandemic • Maintains Strong Balance Sheet and Liquidity Profile LONDON, United Kingdom — March 25, 2020 — Pentair plc (NYSE: PNR) today provided a business update in light of recent suspensions of operations caus

March 20, 2020 DEFA14A

PNR / Pentair plc. DEFA14A - - DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

March 20, 2020 DEF 14A

DEF 14A

➁❹ 3MAR202018455666 3MAR202018461699 8MAR202001192600 9MAR201902043517 03 You are cordially invited to attend the Annual General Meeting of Shareholders of Pentair plc on Tuesday, May 5, 2020, at 8:00 a.

March 20, 2020 DEF 14A

Pentair plc 2020 Share and Incentive Plan (Incorporated by reference to Appendix B to the Company’s Definitive Proxy Statement on Schedule 14A filed on March 20, 2020 (File No. 001-11625)).

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 25, 2020 EX-24

Power of Attorney

Exhibit 24 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L.

February 25, 2020 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its ch

February 25, 2020 EX-21

Pentair plc and subsidiaries as of December 31, 2019 Name of Company Jurisdiction of Incorporation Aplex Industries, Inc. United States Aqua Membranes, Inc. (1) United States Aquion (Xi'an) Water Treatment Equipment Co., Ltd. China Aquion Hong Kong L

Exhibit 21 Pentair plc and subsidiaries as of December 31, 2019 Name of Company Jurisdiction of Incorporation Aplex Industries, Inc.

February 25, 2020 EX-4.21

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 4.21 DESCRIPTION OF ORDINARY SHARES The following description of the material terms of ordinary shares of Pentair plc (“Pentair”) is based on the provisions of the Pentair articles of association (the “Pentair Articles”). This description is not complete and is subject to the applicable provisions of Irish law and the Pentair Articles, which are filed as an exhibit to this Annual Report on

February 18, 2020 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 18, 2020 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 98-1141328 (State or other jurisdiction of incorporation

February 12, 2020 SC 13G/A

PNR / Pentair plc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)* Name of issuer: Pentair PLC Title of Class of Securities: Common Stock CUSIP Number: G7S00T104 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13

January 28, 2020 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): January 22, 2020 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 98-1141328 (State or other jurisdiction of incorporation o

January 28, 2020 EX-99.1

Pentair Reports Fourth Quarter and Full Year 2019 Results

1 Exhibit 99.1 News Release Pentair Reports Fourth Quarter and Full Year 2019 Results • Fourth quarter sales of $755 million; full year 2019 sales of $2.96 billion. • Fourth quarter GAAP EPS of $0.61 and adjusted EPS of $0.68; full year 2019 GAAP EPS of $2.12 and adjusted EPS of $2.38. • The company introduces its 2020 GAAP EPS guidance of approximately $2.36 to $2.41 and on an adjusted basis of a

December 6, 2019 EX-4.1

Amendment No. 1, dated as of December 2, 2019, among Pentair Finance, Pentair, PISG, Pentair U.S. and the lenders and agents party thereto

Exhibit 4.1 EXECUTION COPY AMENDMENT NO. 1 Dated as of December 2, 2019 to CREDIT AGREEMENT Dated as of April 25, 2018 THIS AMENDMENT NO. 1 (this “Amendment”) is made as of December 2, 2019 by and among Pentair Finance S.à r.l., a Luxembourg private limited liability company (Société à responsabilité limitée) having its registered office at 26, Boulevard Royal, L-2449 Luxembourg, Grand Duchy of Lu

December 6, 2019 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 2, 2019 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 24, 2019 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 24, 2019 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 23, 2019 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 23, 2019 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commis

October 23, 2019 EX-99.1

Pentair Reports Third Quarter 2019 Results

1 Exhibit 99.1 News Release Pentair Reports Third Quarter 2019 Results • Third quarter sales of $714 million. • Third quarter GAAP EPS of $0.54 and adjusted EPS of $0.58. • The company maintains its 2019 GAAP EPS guidance of approximately $2.09 and on an adjusted basis of approximately $2.35. Reconciliations of GAAP to Non-GAAP measures are in the attached financial tables. LONDON, United Kingdom

October 23, 2019 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended September 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Regis

September 23, 2019 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 23, 2019 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Comm

September 18, 2019 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the guarantor of the entire class of the stated securities from listing and registration on the Exchange at the opening of business on September 30, 2019, pursuant to the provisions of Rule 12d2-2 (a).

August 8, 2019 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 5, 2019 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissi

July 23, 2019 EX-99.1

Pentair Reports Second Quarter 2019 Results

1 Exhibit 99.1 News Release Pentair Reports Second Quarter 2019 Results • Second quarter sales of $800 million. • Second quarter GAAP EPS of $0.68 and adjusted EPS of $0.69. • The company updates its 2019 GAAP EPS guidance to approximately $2.13 and on an adjusted basis to approximately $2.35. Reconciliations of GAAP to Non-GAAP measures are in the attached financial tables. LONDON, United Kingdom

July 23, 2019 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 23, 2019 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commissio

July 23, 2019 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended June 30, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 001-11625 Pentair plc (Exact name of Registrant

June 27, 2019 11-K

PNR / Pentair plc. 11-K - - 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2018 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-11625 A. Full title of the plan and the addr

June 21, 2019 EX-4.2

Sixth Supplemental Indenture, dated as of June 21, 2019, among Pentair Finance S.à r.l. (as Issuer), Pentair plc (as Parent and Guarantor), Pentair Investments Switzerland GmbH (as Guarantor) and U.S. Bank National Association (as Trustee).

Exhibit 4.2 PENTAIR FINANCE S.À R.L., (formerly known as PENTAIR FINANCE S.A.) as Issuer AND PENTAIR PLC, as Parent and Guarantor AND PENTAIR INVESTMENTS SWITZERLAND GMBH, as Guarantor AND U.S. BANK NATIONAL ASSOCIATION, as Trustee SIXTH SUPPLEMENTAL INDENTURE Dated as of June 21, 2019 $400,000,000 of 4.500% Senior Notes due 2029 THIS SIXTH SUPPLEMENTAL INDENTURE is dated as of June 21, 2019, amon

June 21, 2019 8-K

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 21, 2019 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation) (Commission File Number) (I

June 21, 2019 EX-5.3

Opinion of Arthur Cox with respect to the Guarantees issued by Pentair plc.

Exhibit 5.3 21 June 2019 To: Board of Directors Pentair plc 10 Earlsfort Terrace Dublin 2 D02 T380 Ireland Re: Pentair plc (the “Company”) incorporated in Ireland under registered number 536025 Dear Sirs, 1. Basis of Opinion 1.1 We are acting as Irish counsel to Pentair plc, registered number 536025, a public company limited by shares, incorporated under the laws of Ireland, with its registered of

June 21, 2019 EX-5.4

Opinion of Bär & Karrer with respect to the Guarantees issued by Pentair Investments Switzerland GmbH.

Exhibit 5.4 Registration Statement on Form S-3 Pentair Investments Switzerland GmbH Freier Platz 10 CH-8200 Schaffhausen Switzerland Zurich, 21 June 2019 Dear Sir or Madam We are acting as special Swiss counsel to Pentair Investments Switzerland GmbH (the “Company”). This opinion is being rendered at the request of the Company in connection with the Company’s registration statement on Form S-3 (Re

June 13, 2019 8-K

Current Report

8-K 1 a19-1074678k.htm 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) June 12, 2019 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation)

June 13, 2019 EX-1.1

Underwriting Agreement, dated June 12, 2019, among Pentair plc, Pentair Finance S.à r.l. and Pentair Investments Switzerland GmbH, and J.P. Morgan Securities LLC, BofA Securities, Inc. and Citigroup Global Markets Inc. as representatives of the several underwriters listed therein.

Exhibit 1.1 EXECUTION VERSION $400,000,000 Pentair Finance S.à r.l. 4.500% Senior Notes due 2029 Underwriting Agreement June 12, 2019 J.P. Morgan Securities LLC BofA Securities, Inc. Citigroup Global Markets Inc. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o J.P. Morgan Securities LLC 383 Madison Avenue New York, NY 10179 BofA Securities, Inc. One Bryant Park New Y

June 13, 2019 424B5

CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to Be Registered Amount to be Registered Maximum Aggregate Offering Price Amount of Registration Fee(1) Senior Notes $400,000,000 $400,000,000 $48,480 Guarantees of Senior Notes (2) (2

Use these links to rapidly review the document TABLE OF CONTENTS TABLE OF CONTENTS Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No.

June 12, 2019 FWP

Pentair Finance S.à r.l. Pricing Term Sheet

Filed Pursuant to Rule 433 Registration Statement No. 333-231828, 333-231828-01 and 333-231828-02 June 12, 2019 Pentair Finance S.à r.l. Pricing Term Sheet Issuer: Pentair Finance S.à r.l. Guarantors: Pentair plc and Pentair Investments Switzerland GmbH Offering Format: SEC Registered Security: 4.500% Senior Notes due 2029 Size: $400,000,000 Maturity: July 1, 2029 Coupon: 4.500% Price to Public: 9

June 12, 2019 424B5

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT, DATED JUNE 12, 2019

Use these links to rapidly review the document TABLE OF CONTENTS TABLE OF CONTENTS Table of Contents Filed Pursuant to Rule 424(b)(5) Registration Nos.

May 31, 2019 SD

PNR / Pentair plc. SD - - SD

SD 1 a2018sd.htm SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Pentair plc (Exact name of Registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation or organization) (Commission File No.) (I.R.S. Employer Identification No.) Regal House, 70 London Road, Twickenham, London, TW1

May 31, 2019 EX-1.01

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 1.01 Pentair plc Conflict Minerals Report For the reporting period from January 1, 2018 to December 31, 2018 This Conflict Minerals Report for the period from January 1, 2018 to December 31, 2018 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934, as amended, and Form SD (the “Rule”). The Rule was adopted to implement reporting and disclosure requirements rela

May 30, 2019 EX-25

Form T-1 Statement of Eligibility of Trustee under the Indenture.

Exhibit 25 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE Check if an Application to Determine Eligibility of a Trustee Pursuant to Section 305(b)(2) o U.S. BANK NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 31-0841368 I.R.S. Employer Identific

May 30, 2019 EX-24.1

Powers of Attorney of Directors of Pentair plc.

Exhibit 24.1 Power of Attorney KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair plc, an entity organized under the laws of Ireland, hereby constitute and appoint John L. Stauch, Mark C. Borin and Karla C. Robertson, and each of them individually, his/her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him/her and in his/he

May 30, 2019 EX-5.4

Consent of Bär & Karrer (included in Exhibit 5.4).

Exhibit 5.4 Pentair Investments Switzerland GmbH Freier Platz 10 CH-8200 Schaffhausen Switzerland Zurich, May 30 2019 Registration Statement on Form S-3 Dear Sir or Madam We are acting as special Swiss counsel to Pentair Investments Switzerland GmbH (the “Company”). This opinion is being rendered at the request of the Company in connection with the Company’s registration statement on Form S-3 (the

May 30, 2019 EX-5.3

Consent of Arthur Cox (included in Exhibit 5.3).

Exhibit 5.3 30 May 2019 To: Board of Directors Pentair plc 10 Earlsfort Terrace Dublin 2 D02 T380 Ireland Re: Pentair plc Form S-3 Registration Statement Dear Sirs, 1. Basis of Opinion We are acting as Irish counsel to Pentair plc, registered number 536025, a public company limited by shares, incorporated under the laws of Ireland, with its registered office at 10 Earlsfort Terrace, Dublin 2 (the

May 30, 2019 S-3ASR

PNR / Pentair plc. S-3ASR - - S-3ASR

Use these links to rapidly review the document TABLE OF CONTENTS Table of Contents As filed with the Securities and Exchange Commission on May 30, 2019 Registration No.

May 7, 2019 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) May 7, 2019 Pentair plc (Exact name of registrant as specified in its charter) Ireland 001-11625 98-1141328 (State or other jurisdiction of incorporation) (Commission File Number) (IRS

April 23, 2019 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q þ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarterly Period Ended March 31, 2019 OR ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-11625 Pentair plc (Exact name of Registrant

April 17, 2019 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 17, 2019 Commission file number 001-11625 Pentair plc (Exact name of Registrant as specified in its charter) Ireland 98-1141328 (State or other jurisdiction of incorporation or

April 17, 2019 EX-99.1

Pentair Reports First Quarter 2019 Results

1 Exhibit 99.1 News Release Pentair Reports First Quarter 2019 Results • First quarter sales of $689 million. • First quarter GAAP EPS of $0.30 and adjusted EPS of $0.43. • The company reiterates its 2019 GAAP EPS from continuing operations guidance of approximately $2.04 - $2.09 and on an adjusted basis of approximately $2.30 - $2.35. Reconciliations of GAAP to Non-GAAP measures are in the attach

April 15, 2019 DEFA14A

PNR / Pentair plc. DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant o Check the appropriate box: o Preliminary Proxy Statement o Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) o Defin

April 9, 2019 EX-99.1

Pentair Provides Preliminary First Quarter Results and Updates Outlook for Full Year 2019

Exhibit 99.1 News Release Pentair Provides Preliminary First Quarter Results and Updates Outlook for Full Year 2019 LONDON, United Kingdom - April 9, 2019 - Pentair plc (NYSE: PNR) today provided preliminary first quarter results and revised its full year 2019 guidance. Preliminary first quarter 2019 earnings per diluted share from continuing operations (“EPS”) were $0.30 per share compared to $0.

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