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Chemnitz Gregory R.'s Form 4 filing

MATERION Corp (MTRN) · filed Nov 6, 2025

Accession no.
0001519910-25-000008
Filed
Nov 6, 2025
Trade date
Nov 4, 2025
Filing delay
2 days
Rule 10b5-1 plan
Not checked

This filing lists 5 non-derivative transactions and 2 derivative transactions. Open-market sales total $97.8K. It was filed 2 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Chemnitz Gregory R.CIK 0001519910Officer (VP General Counsel & Secretary)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Nov 4, 2025Common StockMOption exerciseAcquired+1,459$68.82+$100,408.3811,835Direct
Nov 4, 2025Common StockFTax withholdingDisposed−1,053$112.96−$118,946.8810,782Direct
Nov 4, 2025Common StockMOption exerciseAcquired+2,254$80.85+$182,235.913,036Direct
Nov 4, 2025Common StockFTax withholdingDisposed−1,796$113.13−$203,181.4811,240Direct
Nov 4, 2025Common StockSSaleDisposed−864$113.23−$97,830.7210,376Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Nov 4, 2025Common StockMOption exerciseDisposed−1,459$0.00$00Direct
Nov 4, 2025Common StockMOption exerciseDisposed−2,254$0.00$00Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

No transaction price on this filing refers to a footnote.

Read the full filing on SEC EDGAR (opens in a new tab)