0001959173-24-003492.txt : 20240513 0001959173-24-003492.hdr.sgml : 20240513 20240513161527 ACCESSION NUMBER: 0001959173-24-003492 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20240513 DATE AS OF CHANGE: 20240513 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: MATERION Corp CENTRAL INDEX KEY: 0001104657 STANDARD INDUSTRIAL CLASSIFICATION: METAL FORGING & STAMPINGS [3460] ORGANIZATION NAME: 04 Manufacturing IRS NUMBER: 341919973 STATE OF INCORPORATION: OH FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-15885 FILM NUMBER: 24939249 BUSINESS ADDRESS: STREET 1: 6070 PARKLAND BLVD. CITY: MAYFIELD HTS. STATE: OH ZIP: 44124 BUSINESS PHONE: 2163834931 MAIL ADDRESS: STREET 1: 6070 PARKLAND BLVD. CITY: MAYFIELD HTS. STATE: OH ZIP: 44124 FORMER COMPANY: FORMER CONFORMED NAME: BRUSH ENGINEERED MATERIALS INC DATE OF NAME CHANGE: 20000131 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: Chemnitz Gregory R. CENTRAL INDEX KEY: 0001519910 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 6070 PARKLAND BLVD. CITY: MAYFIELD HTS. STATE: OH ZIP: 44124 144 1 primary_doc.xml 144 0001519910 XXXXXXXX LIVE 0001104657 MATERION Corp 001-15885 6070 PARKLAND BLVD. MAYFIELD HTS. OH 44124 2163834931 Chemnitz Gregory R. Officer Common Fidelity Brokerage Services LLC

900 Salem Street Smithfield RI 02917

2000 226620.63 20730895 05/13/2024 NYSE Common 03/01/2023 Restricted Stock Vesting Issuer N 525 03/01/2023 Compensation Common 03/10/2023 Restricted Stock Vesting Issuer N 2 03/10/2023 Compensation Common 02/17/2024 Restricted Stock Vesting Issuer N 1473 02/17/2024 Compensation N Gregory R. Chemnitz

6070 Parkland Blvd. Mayfield Heights OH 44124

Common 02/20/2024 3000 401220.14 05/13/2024 /s/ Courtney Broxterman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Gregory R. Chemnitz.