MATERION Corp — Director's Dealing 2026

Feb 25, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MATERION Corp (MTRN)
CIK: 0001104657
Period of Report: 2026-02-23

Reporting Person: Chadwick Shelly Marie (Vice President, Finance & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-23	Common Stock	S	3975	$145.029	Disposed	21140	Direct
2026-02-23	Common Stock	S	5001	$147	Disposed	16139	Direct

Footnotes

F1: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $144.960 to 145.500, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the Staff of the Security and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.