Melissa A. Fashinpaur - Aug 4, 2025 Form 4 Insider Report for MATERION Corp (MTRN)

Role: Chief Accounting Officer
Signature: /s/Michelle R. Mekinda, as Attorney-In-Fact
Stock symbol: MTRN
Transactions as of: Aug 4, 2025
Transactions value $: -$120,091
Form type: 4
Date filed: 8/6/2025, 10:08 AM
Previous filing: Aug 5, 2025
Next filing: Sep 9, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Fashinpaur Melissa A	Chief Accounting Officer	6070 PARKLAND BOULEVARD, MAYFIELD HEIGHTS	/s/Michelle R. Mekinda, as Attorney-In-Fact	2025-08-06	0002072270

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MTRN	Common Stock	Sale	-$120K	-1.14K	-100%	$105.34	0	Aug 4, 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.2800 to $105.3700, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) of this Form 4.

Content

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $105.2800 to $105.3700, inclusive. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) of this Form 4.