Pentair (PNR)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-03-01 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: PENTAIR plc (PNR) CIK: 0000077360 --- Reporting Owner --- Name: Hausmann Heather M. CIK: 0002113112 Role: Officer (EVP, CIO and CISO) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Shares Date: 2026-03-01 | Code: F (Payment of exercise/tax) Shares: -144 | Price: $98.12 Total Value: $14,129.28 Shares Owned After: 1,016 | Ownership: D (Direct) Footnotes: [F1] Shares surrendered to pay taxes applicable to vesting of restricted stock units. [F2] End-of-period holdings reflect the vesting of restricted stock units that were previously reported. [Transaction #2] Security: Common Shares Date: 2026-03-01 | Code: F (Payment of exercise/tax) Shares: -114 | Price: $98.12 Total Value: $11,185.68 Shares Owned After: 1,272 | Ownership: D (Direct) Footnotes: [F1] Shares surrendered to pay taxes applicable to vesting of restricted stock units. [F2] End-of-period holdings reflect the vesting of restricted stock units that were previously reported. [Transaction #3] Security: Common Shares - Restricted Stock Units Date: 2026-03-02 | Code: A (Grant or award) Shares: +1,529 | Price: $0.00 Shares Owned After: 11,305.674 | Ownership: D (Direct) Footnotes: [F3] Restricted stock units granted pursuant to and subject to a vesting condition of the Pentair plc 2020 Share and Incentive Plan. Each restricted stock unit represents a right to receive one Pentair plc share upon vesting. [F2] End-of-period holdings reflect the vesting of restricted stock units that were previously reported. --- Derivative Transactions --- [Transaction #1] Security: Employee Stock Option (right to buy) Date: 2026-03-02 | Code: A (Grant or award) Shares: +4,285 | Price: $0.00 Exercisable: N/A | Expires: 2036-03-02 Shares Owned After: 4,285 | Ownership: D (Direct) Footnotes: [F4] Employee stock option granted under the Pentair plc 2020 Share and Incentive Plan. [F5] One-third of the stock options become exercisable on the first, second and third anniversary of the grant. --- Footnotes (Complete Index) --- F1: Shares surrendered to pay taxes applicable to vesting of restricted stock units. F2: End-of-period holdings reflect the vesting of restricted stock units that were previously reported. F3: Restricted stock units granted pursuant to and subject to a vesting condition of the Pentair plc 2020 Share and Incentive Plan. Each restricted stock unit represents a right to receive one Pentair plc share upon vesting. F4: Employee stock option granted under the Pentair plc 2020 Share and Incentive Plan. F5: One-third of the stock options become exercisable on the first, second and third anniversary of the grant. --- Signature --- /s/ /s/ John K. Wilson, Attorney-in-Fact for Heather M. Hausmann (2026-03-03)