4processed

Form 4 — Insider Transaction

MATERION Corp(MTRN)

Filing Date

June 12, 2026

Accepted

June 12, 2026

Accession No.

0002072270-26-000011

CIK

0001104657

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
Fashinpaur Melissa AChief Accounting OfficerOther1$02.2KRestricted Stock UnitsJun 12, 2026