Materion director Craig S. Shular awarded 89 shares

The reported post-award positions were 55,040 indirect shares and 5,909 directly held shares.

Rhea-AI Filing Summary

MATERION Corp (MTRN) director Craig S. Shular received an award of 89 common shares on October 14, 2026, held in the Directors Deferred Comp. Plan. The transaction reports a per-share price of $271.84. After the award, his indirect common-stock holdings through the plan were 55,040 shares; he also reported 5,909 directly held shares.

Insider Trade Summary

Grant/Award: 89 shares

Grant/Award 2 txns

Insider SHULAR CRAIG S

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	89	$271.84	$24K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 55,039.937 shares (Indirect, Held In Directors Deferred Comp. Plan); Common Stock — 5,908.972 shares (Direct)

Key Figures

Awarded Common Stock: 89 shares Reported per-share price: $271.84 per share Indirect Common Stock holdings after award: 55,040 shares +1 more

4 metrics

Awarded Common Stock 89 shares Awarded October 14, 2026

Reported per-share price $271.84 per share October 14, 2026 award

Indirect Common Stock holdings after award 55,040 shares Held in the Directors Deferred Comp. Plan

Direct Common Stock holdings 5,909 shares Reported October 14, 2026

Key Terms

Directors Deferred Comp. Plan

1 terms

Directors Deferred Comp. Plan financial

"Held In Directors Deferred Comp. Plan"

FAQ

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How many shares did MTRN director Craig S. Shular receive?

MTRN director Craig S. Shular received an award of 89 common shares on October 14, 2026, held in the Directors Deferred Comp. Plan. The reported per-share price was $271.84; his indirect position after the award was 55,040 shares.

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

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Available on EDGAR 10/16/2026 - 08:22 AM EDT Accepted by SEC EDGAR 10/16/2026 - 08:22 AM EDT 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^*

SHULAR CRAIG S

(Last) (First) (Middle)

6070 PARKLAND BLVD.

(Street)

MAYFIELD HTS., 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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/14/2026

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
Common Stock	10/14/2026		A		89	A	$271.84	55,039.937	I	Held In Directors Deferred Comp. Plan
Common Stock								5,908.972	D

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

Explanation of Responses:

Remarks:

	/s/Michelle R. Mekinda, as Attorney-In-Fact	10/16/2026
	** 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)