144 0001541300 XXXXXXXX LIVE 0001104657 Materion Corp 001-15885 6070 Parkland Blvd Mayfield Heights OH 44124 2163836888 Jugal Vijayvargiya Officer Common Stock UBS Financial Services Inc

1000 Harbor Blvd 3rd Floor Weehawken NJ 07086

12245 1920188.72 20736213 02/18/2026 NYSE Common Stock 02/17/2024 RSU/PSU Materion Corp N 12245 02/17/2024 RSU/PSU Y 02/18/2026 /s/Mijo Suric, for UBS Financial Services Inc, as attorney-in-fact for Jugal Vijayvargiya