InsiderTrades

Form 4 for MTRN MATERION Corp

Accepted 2026-05-11 14:00:57 ET · period of report 2026-05-07 · accession 0001209386-26-000005 · 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 2026-05-11 14:00 2026-05-07 MTRN REDDY N MOHAN Dir M - OptEx — +2,006 2,006 New —
D 2026-05-11 14:00 2026-05-07 MTRN REDDY N MOHAN Dir M - OptEx $0.00 -2,006 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-07 M A 2,006 — 2,006 D — — (F1) Each restricted stock unit represents a right to receive one share of MTRN common stock.
2 Derivative Restricted Stock Units 2026-05-07 M D 2,006 $0.00 0 D — · — to — 2,006 Common Stock (F1) Each restricted stock unit represents a right to receive one share of MTRN common stock. (F2) These shares were issued pursuant to the vesting of a restricted stock unit award made May 8, 2025 that vested on May 7, 2026. (F3) Expiration Date is the same as the Date Exercisable.