MATERION Corp — Director's Dealing 2025

Sep 9, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MATERION Corp (MTRN)
CIK: 0001104657
Period of Report: 2025-09-05

Reporting Person: Fashinpaur Melissa A (Chief Accounting Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-09-05	Restricted Stock Units	$	A	3	Acquired		Common Stock (3)	Direct

Footnotes

F1: Each restricted stock unit represents a right to receive one share of MTRN common stock.

F2: These units, which were acquired upon the reinvestment of dividend equivalents, will vest at the same time as the restricted stock units to which they relate.

F3: Expiration Date is the same as the Date Exercisable.