Materion (MTRN) CAO granted dividend-equivalent restricted stock units

Rhea-AI Filing Summary

Fashinpaur Melissa A reported acquisition or exercise transactions in this Form 4 filing.

Materion Corp’s Chief Accounting Officer, Melissa A. Fashinpaur, reported a routine compensation-related transaction. She received 2 restricted stock units through the reinvestment of dividend equivalents, each representing one share of Materion common stock. Following this award, she directly holds 2,237 restricted stock units, which will vest in line with the related awards.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Fashinpaur Melissa A

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	2	$0.00	--

Holdings After Transaction: Restricted Stock Units — 2,237 shares (Direct)

Footnotes (1)

1. Each restricted stock unit represents a right to receive one share of MTRN common stock. 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. Expiration Date is the same as the Date Exercisable.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Fashinpaur Melissa A

(Last) (First) (Middle)

6070 PARKLAND BOULEVARD

(Street)

MAYFIELD HEIGHTS OH 44124

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MATERION Corp [ MTRN ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/06/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	03/06/2026		A		2		(2)	(3)	Common Stock	2	$0	2,237	D

Explanation of Responses:

1. Each restricted stock unit represents a right to receive one share of MTRN common stock.

2. 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.

3. Expiration Date is the same as the Date Exercisable.

Remarks:

	/s/Michelle R. Mekinda, as Attorney-In-Fact	03/10/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did Materion (MTRN) report for Melissa A. Fashinpaur?

Materion reported that Chief Accounting Officer Melissa A. Fashinpaur received 2 restricted stock units. These units were acquired through the reinvestment of dividend equivalents and are part of her equity-based compensation tied to existing restricted stock unit awards.

How many Materion (MTRN) restricted stock units does Melissa A. Fashinpaur hold after this Form 4?

After this transaction, Melissa A. Fashinpaur holds 2,237 restricted stock units. This total reflects the addition of 2 units acquired through dividend equivalent reinvestment, each representing the right to receive one share of Materion common stock upon vesting.

What do the restricted stock units in this Materion (MTRN) Form 4 represent?

Each restricted stock unit represents a right to receive one share of Materion common stock. These units are a form of equity compensation that generally convert into common shares if and when the vesting conditions associated with the awards are satisfied.

How were the new restricted stock units for Materion (MTRN) insider Melissa A. Fashinpaur acquired?

The new restricted stock units were acquired upon the reinvestment of dividend equivalents. Instead of paying cash dividends, the value of the dividends on existing awards was used to credit additional restricted stock units tied to the same vesting schedule as the related units.

When will the new restricted stock units reported for Materion (MTRN) vest?

The new restricted stock units will vest at the same time as the restricted stock units to which they relate. This means they follow the existing vesting schedule of the underlying awards rather than having a separate or accelerated vesting timetable.

Is the Materion (MTRN) Form 4 transaction by Melissa A. Fashinpaur a market purchase or sale?

No, this transaction is not a market purchase or sale. It is a grant or award acquisition of 2 restricted stock units resulting from dividend equivalent reinvestment, categorized as compensation rather than an open-market trade in Materion common stock.