144 0001574044 XXXXXXXX LIVE 0000077360 PENTAIR plc 001-11625 REGAL HOUSE, 70 LONDON ROAD TWICKENHAM LONDON X0 TW13QS 763-545-1730 Robertson Karla C Former Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

158315 16258492.64 163931255 07/24/2025 NYSE Common 07/24/2025 Options Granted 01/03/2022 Issuer N 11964 07/24/2025 Cash Common 07/24/2025 Options Granted 01/03/2023 Issuer N 12444 07/24/2025 Cash Common 07/24/2025 Options Granted 05/02/2018 Issuer N 15457 07/24/2025 Cash Common 07/24/2025 Options Granted 01/02/2019 Issuer N 21154 07/24/2025 Cash Common 07/24/2025 Options Granted 01/02/2020 Issuer N 18217 07/24/2025 Cash Common 07/24/2025 Options Granted 01/04/2021 Issuer N 18053 07/24/2025 Cash Common 07/24/2025 Options Granted 01/02/2024 Issuer N 3616 07/24/2025 Cash Common 01/02/2021 Restricted Stock Vesting Issuer N 1763 01/02/2021 Compensation Common 02/15/2021 Restricted Stock Vesting Issuer N 5902 02/15/2021 Compensation Common 05/02/2021 Restricted Stock Vesting Issuer N 629 05/02/2021 Compensation Common 12/04/2021 Restricted Stock Vesting Issuer N 11025 12/04/2021 Compensation Common 01/02/2022 Restricted Stock Vesting Issuer N 1806 01/02/2022 Compensation Common 01/04/2022 Restricted Stock Vesting Issuer N 968 01/04/2022 Compensation Common 02/21/2022 Restricted Stock Vesting Issuer N 7921 02/21/2022 Compensation Common 02/20/2023 Restricted Stock Vesting Issuer N 9587 02/20/2023 Compensation Common 01/03/2024 Restricted Stock Vesting Issuer N 1640 01/03/2024 Compensation Common 01/04/2024 Restricted Stock Vesting Issuer N 1001 01/04/2024 Compensation Common 02/19/2024 Restricted Stock Vesting Issuer N 8619 02/19/2024 Compensation Common 01/02/2025 Restricted Stock Vesting Issuer N 678 01/02/2025 Compensation Common 01/03/2025 Restricted Stock Vesting Issuer N 1766 01/03/2025 Compensation Common 02/24/2025 Restricted Stock Vesting Issuer N 4105 02/24/2025 Compensation Y 07/24/2025 /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Karla Robertson