Holder plans Rule 144 sale of 4,000 shares

A shareholder of MTRN filed a notice of proposed sale under Rule 144 to sell 4,000 shares of common stock through Fidelity Brokerage Services on the NYSE, with an aggregate market value of $628,360.

Accepted by SEC EDGAR 02/17/2026 - 12:45 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

A shareholder of MTRN filed a notice of proposed sale under Rule 144 to sell 4,000 shares of common stock through Fidelity Brokerage Services on the NYSE, with an aggregate market value of $628,360. The approximate sale date is February 17, 2026.

The securities were originally acquired as compensation, including restricted stock vesting on March 1, 2025 and stock appreciation right (SAR) awards dated March 8, 2019 and February 24, 2020. Shares outstanding were 20,736,213 at the time referenced in the notice.

FAQ

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What does MTRN's Form 144 filing disclose?

The filing shows a shareholder intends to sell 4,000 MTRN common shares under Rule 144. The planned sale, via Fidelity Brokerage on the NYSE, has an aggregate market value of $628,360, based on the figures in the notice.

How many MTRN shares are planned for sale under this Form 144?

The notice covers a proposed sale of 4,000 shares of MTRN common stock. These shares were acquired through compensation awards and will be sold through Fidelity Brokerage Services LLC on the NYSE on or around February 17, 2026.

What is the aggregate market value of the MTRN shares in this Rule 144 sale?

The Form 144 lists an aggregate market value of $628,360 for the 4,000 MTRN common shares to be sold. This value reflects the market pricing used in the notice at the time it was prepared.

How were the MTRN shares in the Form 144 acquired?

The shares were acquired as compensation, including restricted stock vesting dated March 1, 2025 and stock appreciation right (SAR) grants dated March 8, 2019 and February 24, 2020. Each grant resulted in common shares later eligible for resale.

What does the Form 144 say about MTRN shares outstanding?

The notice reports that 20,736,213 shares of MTRN common stock were outstanding at the referenced time. This figure provides context for the size of the proposed 4,000‑share sale relative to the total share base.

On which exchange will the MTRN shares in this Form 144 be sold?

The Form 144 states the NYSE as the securities exchange for the planned sale of 4,000 MTRN common shares. The broker listed for executing the transaction is Fidelity Brokerage Services LLC in Smithfield, Rhode Island.

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Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001519910
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	MATERION Corp
SEC File Number	001-15885
Address of Issuer	6070 PARKLAND BLVD. MAYFIELD HTS. OHIO 44124
Phone	2163834931
Name of Person for Whose Account the Securities are To Be Sold	Chemnitz Gregory R.
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	4000	628360.00	20736213	02/17/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	03/01/2025	Restricted Stock Vesting	Issuer			433	03/01/2025	Compensation
Common	03/08/2019	SAR	Issuer			1425	03/08/2019	Compensation
Common	02/24/2020	SAR	Issuer			2142	02/24/2020	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	02/17/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Gerardo Ibarra-Munoz, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Gregory R. Chemnitz
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)