Materion Corp (MTRN) CEO acquires 20 RSUs, total holdings reach 17,906 units

Q: What insider transaction did MATERION Corp (MTRN) report in this Form 4?

The filing shows that the President and CEO of MATERION Corp acquired 20 restricted stock units (RSUs) of MTRN common stock on December 5, 2025 through dividend equivalent reinvestment.

Q: What does each RSU represent for MATERION Corp (MTRN)?

Each restricted stock unit represents a right to receive one share of MATERION (MTRN) common stock when it vests and becomes exercisable.

Q: Why were the 20 RSUs granted to the MATERION (MTRN) executive?

The 20 RSUs were acquired upon the reinvestment of dividend equivalents , meaning dividends on existing awards were converted into additional RSUs rather than being paid in cash.

Q: When will the new MTRN RSUs vest?

The newly acquired RSUs will vest at the same time as the Restricted Stock Units to which they relate , matching the vesting schedule of the original award.

Q: Does the MATERION (MTRN) executive have to pay to exercise these RSUs?

No. The RSUs carry an exercise price of $0 , so no cash payment is required when they convert into shares of MTRN common stock.

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

MATERION CorpDecember 5, 2025, the executive acquired 20 restricted stock units (RSUs) of MATERION common stock through the reinvestment of dividend equivalents. Each RSU represents the right to receive one share of common stock, and these units will vest at the same time as the related RSUs they are tied to.

Following this transaction, the reporting person beneficially owned 17,906 derivative securities in the form of RSUs, held directly. The RSUs carry an exercise price of $0, meaning no cash payment is required when they convert into shares, and their expiration date is the same as the date they first become exercisable.

Positive

None.

Negative

None.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Vijayvargiya Jugal K.

Role President and CEO

Type Security Shares Price Value

Grant/Award Restricted Stock Units 20 $0.00 --

Holdings After Transaction: Restricted Stock Units — 17,906 shares (Direct)

Footnotes (1)

Each restricted stock unit (RSU) represents a right to receive one share of MTRN common stock. These 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.

Form 4 Insider Transactions: What Each Field Means →

12/09/2025 - 11:47 AM

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^*
Vijayvargiya Jugal K.

(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

X Officer (give title below) Other (specify below)

President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
12/05/2025

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⁾ 12/05/2025 A 20 ⁽²⁾ ⁽³⁾ Common Stock 20 $0 17,906 D

Explanation of Responses:

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

2. These 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:

Exhibit 24 Power of Attorney

/s/Michelle R. Mekinda, as Attorney-In-Fact 12/09/2025

** 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.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did MATERION Corp (MTRN) report in this Form 4?

The filing shows that the President and CEO of MATERION Corp acquired 20 restricted stock units (RSUs) of MTRN common stock on December 5, 2025 through dividend equivalent reinvestment.

How many MATERION (MTRN) RSUs does the insider own after this transaction?

After the reported transaction, the insider beneficially owned 17,906 derivative securities in the form of MTRN restricted stock units, held directly.

What does each RSU represent for MATERION Corp (MTRN)?

Each restricted stock unit represents a right to receive one share of MATERION (MTRN) common stock when it vests and becomes exercisable.

Why were the 20 RSUs granted to the MATERION (MTRN) executive?

The 20 RSUs were acquired upon the reinvestment of dividend equivalents, meaning dividends on existing awards were converted into additional RSUs rather than being paid in cash.

When will the new MTRN RSUs vest?

The newly acquired RSUs will vest at the same time as the Restricted Stock Units to which they relate, matching the vesting schedule of the original award.

Does the MATERION (MTRN) executive have to pay to exercise these RSUs?

No. The RSUs carry an exercise price of $0, so no cash payment is required when they convert into shares of MTRN common stock.

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Restricted Stock Units	⁽¹⁾	12/05/2025		A		20		⁽²⁾	⁽³⁾	Common Stock	20	$0	17,906	D

	/s/Michelle R. Mekinda, as Attorney-In-Fact	12/09/2025
	** 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.