144 0001753234 XXXXXXXX LIVE 0000055242 KENNAMETAL INC 001-05318 525 WILLIAM PENN PLACE SUITE 3300 PITTSBURGH PA 15219 4122488000 Reilly Carlonda R. Officer Capital Stock Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

12013 397905.76 76210103 06/02/2026 NYSE Capital Stock 10/01/2019 Restricted Stock Vesting Issuer N 2607 10/01/2019 Compensation Capital Stock 08/15/2020 Restricted Stock Vesting Issuer N 1366 08/15/2020 Compensation Capital Stock 10/01/2020 Restricted Stock Vesting Issuer N 2608 10/01/2020 Compensation Capital Stock 08/15/2022 Restricted Stock Vesting Issuer N 3955 08/15/2022 Compensation Capital Stock 08/15/2023 Restricted Stock Vesting Issuer N 1477 08/15/2023 Compensation N Carlonda Reilly

525 William Penn Place Suite 3300 Pittsburgh PA 15219

Capital Stock 03/09/2026 13410 486975.36 06/02/2026 /s/ Jennifer Ruchti, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Carlonda Reilly