SEC Form 4 · accession 0002072270-26-000013
MATERION Corp · MTRN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Melissa A Fashinpaur
Officer — Chief Accounting Officer
Period of report
Sep 4, 2026
Accepted (ET)
Sep 9, 2026 · 4:59 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001104657
Table I — non-derivative securities
No Table I lines on this filing.
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1,F2,F3 | — | Sep 4, 2026 | A | 1 | A | — | — | Common Stock | 1 | 2,239 | D |
Explanation of responses
- F1Each restricted stock unit represents a right to receive one share of MTRN common stock.
- F2These restricted stock units, which were acquired upon the reinvestment of dividend equivalents, will vest at the same time as the restricted stock units to which they relate.
- F3Expiration Date is the same as the Date Exercisable.