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MTRN · Materion

4 Insider transaction report

Filed Monday, May 11, 2026, accepted by the SEC at 2:01 PM Eastern. Insider forms.

Open the filing at sec.gov Main document

Accession number
0001392923-26-000005
Form
4
Period or event date
May 7, 2026
Main document
wk-form4_1778522496.xml
Size at EDGAR
9 KB

Transactions in this filing

Read from the filing’s own XML. Codes are the SEC’s Form 4 transaction codes; value is shares times price where a price above zero is given.

FiledInsider (as named in the filing)TransactionSharesPriceValue
May 11
Toth Robert BDirector
M Option or right exercised or converted
2,006 in
none
—
May 11
Toth Robert BDirector
M Option or right exercised or converted (derivative: Restricted Stock Units)
2,006 out
none
—
May 11
Toth Robert BDirector
A Grant or award from the company (derivative: Restricted Stock Units)
758 in
none
—

Cuyahoga Courier copies the filing’s index facts from EDGAR and links to the original; it does not store or summarise the document. Nothing here is investment advice.