PENTAIR plc 10-Q

ITEM 5. OTHER INFORMATION (c) During the first quarter of 2026, none of our directors or Section 16 officers adopted or terminated a “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement” (as each term is defined in Item 408(a) of Regulation S-K). 34 Table of Contents ITEM 6. EXHIBITS The exhibits listed in the following Exhibit Index are filed as part of this Quarterly Report on Form 10-Q. Exhibit Index to Form 10-Q for the Period Ended March 31, 2026 10.1 Form of Key Executive Employment and Severance Agreement for Nicholas J. Brazis and Heather M. Hausmann (Incorporated by reference to Exhibit 10.1 to the Quarterly Report on Form 10-Q of Pentair plc for the quarter ended September 30, 2025 (File No. 001-11625)). 22 List of Guarantors and Subsidiary Issuers of Guaranteed Securities. (Incorporated by reference to Exhibit 22 to the Quarterly Report on Form 10-Q of Pentair plc for the quarter ended September 30, 2025 (File No. 001-11625)). 31.1 Certification of Chief Executive Officer. 31.2 Certification of Chief Financial Officer. 32.1 Certification of Chief Executive Officer, Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. 32.2 Certification of Chief Financial Officer, Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. 101 The following materials from Pentair plc’s Quarterly Report on Form 10-Q for the quarter ended March 31, 2026 are filed herewith, formatted in iXBRL (Inline Extensible Business Reporting Language): (i) the Condensed Consolidated Statements of Operations and Comprehensive Income for the three months ended March 31, 2026 and 2025, (ii) the Condensed Consolidated Balance Sheets as of March 31, 2026 and December 31, 2025, (iii) the Condensed Consolidated Statements of Cash Flows for the three months ended March 31, 2026 and 2025, (iv) the Condensed Consolidated Statements of Changes in Equity for the three months ended March 31, 2026 and 2025, (v) Notes to Condensed Consolidated Financial Statements, and (vi) the information included in Part II, Item 5(c). The instance document does not appear in the interactive data file because its XBRL tags are embedded within the Inline XBRL document. 104 Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101). 35 Table of Contents SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized, on April 28, 2026. Pentair plc Registrant By /s/ Nicholas J. Brazis Nicholas J. Brazis Executive Vice President and Chief Financial Officer By /s/ Jennifer M. Hensley Jennifer M. Hensley Senior Vice President, Chief Accounting Officer and Controller 36