Gregory R. Chemnitz - Mar 1, 2025 Form 4 Insider Report for MATERION Corp (MTRN)

Role
VP General Counsel & Secretary
Signature
/s/Michelle R. Mekinda, as Attorney-In-Fact
Stock symbol
MTRN
Transactions as of
Mar 1, 2025
Transactions value $
-$118,460
Form type
4
Date filed
3/4/2025, 05:52 PM
Previous filing
Feb 18, 2025
Next filing
Mar 11, 2025
SEC
View on sec.gov

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MTRN Common Stock Options Exercise $0 +2.68K +19.07% $0.00 16.7K Mar 1, 2025 Direct
transaction MTRN Common Stock Tax liability -$118K -1.36K -8.11% $87.36 15.4K Mar 3, 2025 Direct
holding MTRN Common Stock 5.31K Mar 1, 2025 Held in 401(k) 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 Options Exercise $0 -2.68K -58.84% $0.00 1.87K Mar 1, 2025 Common Stock 2.68K Direct F1, F2, F3
transaction MTRN Restricted Stock Units Award $0 +2.07K +110.35% $0.00 3.94K Mar 1, 2025 Common Stock 2.07K Direct F1, F3, F4
transaction MTRN Stock Appreciation Rights Award $0 +3.05K $0.00 3.05K Mar 1, 2025 Common Stock 3.05K $87.36 Direct F5
* 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 units granted on 03/01/2022, 03/01/2023, and 03/01/2024, and any related dividend equivalents, vest in three equal annual installments, except for 618 restricted stock units granted on 03/01/2022 (and any related dividend equivalents) that cliff vested on 03/01/2025.
F3 Expiration Date is the same as the Date Exercisable.
F4 These restricted stock units vest in three equal annual installments beginning March 1, 2026.
F5 These Stock Appreciate Rights vest in three equal annual installments beginning March 1, 2026.