Materion (MTRN) director receives 2 RSUs from dividend reinvestment

Rhea-AI Filing Summary

Solomon Darlene J. S. reported acquisition or exercise transactions in this Form 4 filing.

Materion Corp director Darlene J. S. Solomon received a small compensation-related equity award. On the reported date, she was granted 2 restricted stock units (RSUs) tied to dividend equivalent reinvestment, each representing one share of Materion common stock, bringing her total RSU holdings to 2,006.

The new RSUs will vest at the same time as the underlying RSUs they relate to, which is scheduled for the earlier of May 8, 2026 or the date of the next annual meeting of Materion’s shareholders. This is a routine, non-cash equity compensation adjustment rather than an open-market stock purchase or sale.

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

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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^*

Solomon Darlene J. S.

(Last) (First) (Middle)

6070 PARKLAND BLVD.

(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)

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

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	2,006	D

Explanation of Responses:

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

2. The restricted stock units, which were acquired upon the reinvestment of the 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).

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 Darlene J. S. Solomon?

Materion reported that director Darlene J. S. Solomon received 2 restricted stock units as a grant tied to dividend equivalent reinvestment. These RSUs are a form of stock-based compensation and do not represent an open-market purchase or sale of common shares.

How many restricted stock units does the Materion (MTRN) director hold after this Form 4?

After this transaction, the director holds 2,006 restricted stock units. Each RSU represents the right to receive one share of Materion common stock, providing equity-based compensation aligned with shareholder interests as the units vest over time under the company’s plans.

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

Each restricted stock unit represents a right to receive one share of Materion common stock. RSUs are not shares until they vest and settle, but they give the holder a contractual claim to future shares under specified vesting conditions and timelines.

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

The newly granted restricted stock units will vest at the same time as the related RSUs, on the earlier of May 8, 2026 or the date of Materion’s next annual shareholder meeting. Vesting must occur before the director receives underlying common shares.

Was this Materion (MTRN) Form 4 an open-market stock trade?

No, this Form 4 reflects a grant of 2 restricted stock units through dividend equivalent reinvestment, not an open-market trade. The transaction is compensation-related and involves no reported cash purchase or sale of Materion common stock in the market.