N. Mohan Reddy - 05 Dec 2025 Form 4 Insider Report for MATERION Corp (MTRN)

Role
Director
Signature
/s/Michelle R. Mekinda, as Attorney-In-Fact
Issuer symbol
MTRN
Transactions as of
05 Dec 2025
Transactions value $
$0
Form type
4
Date filed
09 Dec 2025, 11:47
Previous filing
09 Sep 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
REDDY N MOHAN Director 6070 PARKLAND BLVD., MAYFIELD HEIGHTS /s/Michelle R. Mekinda, as Attorney-In-Fact 2025-12-09 0001209386

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MTRN Common Stock Award $0 +49.8 +0.11% $0.00 45.2K 05 Dec 2025 Held in Directors Deferred Compensation Plan.

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MTRN Restricted Stock Units Award $0 +2 +0.1% $0.00 2K 05 Dec 2025 Common Stock 2 Direct F1, F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit represents a right to receive one share of MTRN common stock.
F2 These 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 (earlier of May 8, 2026 and the date of the next annual meeting of MTRN's shareholders).
F3 Expiration Date is the same as the Date Exercisable.

Remarks:

Exhibit 24 Power of Attorney