InsiderTrades

Form 4 for MTRN MATERION Corp

Accepted 2025-08-05 00:00:00 ET · period of report 2025-08-01 · accession 0001104657-25-000146 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2025-08-05 2025-08-01 MTRN Fashinpaur Melissa A CAO F - Tax $105.07 -350 1,140 -23% -$36.8K
D 2025-08-05 2025-08-01 MTRN Fashinpaur Melissa A CAO M - OptEx $0.00 +1,214 1,490 +440% $0
D 2025-08-05 2025-08-01 MTRN Fashinpaur Melissa A CAO M - OptEx $0.00 -1,214 2,209 -35% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-08-01 F D 350 $105.07 1,140 D — —
2 Common Common Stock 2025-08-01 M A 1,214 $0.00 1,490 D — —
3 Derivative Restricted Stock Units 2025-08-01 M D 1,214 $0.00 2,209 D — · — to — 1,214 Common Stock (F1) Each restricted stock unit represents a right to receive one share of MTRN common stock. (F2) Consists of restricted stock units granted on 03/01/2023, 03/01/2024, and 03/01/2025 that will vest in three substantially equal annual installments on the first three anniversaries of the grant date, and restricted stock units granted on 03/01/2025 that will vest in a single installment on 03/01/2028. (F3) Expiration Date is the same as the Date Exercisable.