Materion CAO receives dividend RSU grant

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

Rhea-AI Filing Summary

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

MATERION Corp reported a small equity compensation update for Chief Accounting Officer Melissa A. Fashinpaur. She received a grant of 1 restricted stock unit through the reinvestment of dividend equivalents, each unit representing the right to receive 1 share of common stock.

These new restricted stock units will vest at the same time as the related underlying restricted stock units. Following this grant, Fashinpaur holds a total of 2,238 restricted stock units directly, aligning her compensation further with shareholder interests through stock-based awards.

Insider Trade Summary

Grant/Award: 1 shares

Grant/Award 1 txn

Insider Fashinpaur Melissa A

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	1	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 2,238 contracts (Direct)

Footnotes (3)

1. F1. Each restricted stock unit represents a right to receive one share of MTRN common stock.
2. 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.
3. F3. Expiration Date is the same as the Date Exercisable.

Key Figures

New RSU grant: 1 restricted stock unit Underlying shares per RSU: 1 share of common stock Total RSUs after grant: 2,238 restricted stock units +1 more

4 metrics

New RSU grant 1 restricted stock unit Dividend-equivalent reinvestment on restricted stock units

Underlying shares per RSU 1 share of common stock Each restricted stock unit represents one MTRN share

Total RSUs after grant 2,238 restricted stock units Holdings of Chief Accounting Officer after the transaction

Transaction price per unit $0.00 per unit Equity award granted without cash payment by the insider

Key Terms

Restricted Stock Units, dividend equivalents, Expiration Date

3 terms

Restricted Stock Units financial

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

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

dividend equivalents financial

"These restricted stock units, which were acquired upon the reinvestment of dividend equivalents, will vest at the same time..."

Payments tied to employee or contractor equity awards that mirror the cash dividends paid on the company’s stock; they give the holder the same economic benefit as owning the shares without transferring actual shares—often paid in cash or additional award units when the award becomes payable. Investors care because these payments affect a company’s compensation costs, cash flow and potential share dilution, and they signal how management is being rewarded and aligned with shareholders.

Expiration Date financial

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

The expiration date is the deadline after which a financial contract, such as an option or a futures agreement, is no longer valid or can be exercised. It matters to investors because it determines the timeframe during which they can take action or benefit from the contract, similar to how a coupon or a food item has a limited period of usefulness. Once the expiration date passes, the contract loses its value or ability to be used.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did MATERION Corp (MTRN) disclose about Melissa Fashinpaur’s latest equity award?

MATERION Corp reported that Chief Accounting Officer Melissa A. Fashinpaur received 1 additional restricted stock unit. This unit came from dividend-equivalent reinvestment and represents the right to receive 1 share of MTRN common stock when it vests.

How many restricted stock units does the MTRN Chief Accounting Officer hold after this transaction?

After this transaction, Chief Accounting Officer Melissa A. Fashinpaur holds 2,238 restricted stock units. This total reflects her accumulated equity-based compensation, including the 1 new unit received through dividend-equivalent reinvestment tied to existing restricted stock units.

How was the new MTRN restricted stock unit for Melissa Fashinpaur granted?

The new restricted stock unit for Melissa A. Fashinpaur was acquired through reinvestment of dividend equivalents. Instead of receiving cash dividends, those amounts were converted into 1 additional restricted stock unit linked to her existing stock-based awards in MATERION Corp.

When will Melissa Fashinpaur’s new MTRN restricted stock unit vest?

The new restricted stock unit will vest at the same time as the restricted stock units to which it relates. This means the dividend-equivalent unit follows the original award’s vesting schedule, maintaining consistent timing for her MATERION Corp equity compensation.

What does each restricted stock unit represent for MATERION Corp (MTRN)?

Each restricted stock unit represents a right to receive one share of MATERION Corp common stock. Once the units vest under the applicable schedule, they can be settled in shares, linking executive compensation more directly to the company’s stock performance.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/16/2026 - 01:29 PM Learn about SEC filing dates

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 OHIO 44124

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/12/2026

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

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

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

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)	06/12/2026		A		1		(2)	(3)	Common Stock	1	$0	2,238	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	06/16/2026
	** 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.
* Form 4: SEC 1474 (03-26)