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MTRN · Materion

4 Insider transaction report

Filed Tuesday, March 3, 2026, accepted by the SEC at 7:16 PM Eastern. Insider forms.

Open the filing at sec.gov Main document

Accession number
0001688289-26-000010
Form
4
Period or event date
Mar 1, 2026
Main document
wk-form4_1772583403.xml
Size at EDGAR
15 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
Chadwick Shelly MarieVice President, Finance & CFO
M Option or right exercised or converted 10b5-1 plan
5,552 in
none
—
Chadwick Shelly MarieVice President, Finance & CFO
F Shares withheld for tax or exercise price 10b5-1 plan
3,909 out
$166.59
$651,200
Chadwick Shelly MarieVice President, Finance & CFO
S Open-market or private sale 10b5-1 plan
1,039 out
$157.26
$163,393
Chadwick Shelly MarieVice President, Finance & CFO
S Open-market or private sale 10b5-1 plan
1,500 out
$162.00
$243,000
Chadwick Shelly MarieVice President, Finance & CFO
M Option or right exercised or converted (derivative: Restricted Stock Units) 10b5-1 plan
5,552 out
none
—
Chadwick Shelly MarieVice President, Finance & CFO
A Grant or award from the company (derivative: Restricted Stock Units) 10b5-1 plan
3,590 in
none
—
Chadwick Shelly MarieVice President, Finance & CFO
A Grant or award from the company (derivative: Stock Appreciation Rights) 10b5-1 plan
5,498 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.