Chadwick Shelly Marie

Vice President, Finance & CFOMATERION Corp (MTRN) · full profile →Form 4 · filed May 12, 2026
Net Selling
Open-Market Buys
$0
Open-Market Sells
$237K
Net Open-Market Flow
-$237K
Transactions
4
3 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
May 8, 2026Option exercise(M)5K$113.28$556K20K
May 8, 2026Tax withholding(F)4K$199.14$741K16K
May 8, 2026Sell(S)1K$198.88$237K15K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
May 8, 2026Option exercise(M)5K$00

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes
S
Open-market sale

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001688289-26-000014) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

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