MTRN Form 144: Proposed sale of 8,976 common shares

MTRN submits a Form 144 notifying planned sales of Common Stock under Rule 144.

Accepted by SEC EDGAR 02/23/2026 - 04:30 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

MTRN submits a Form 144 notifying planned sales of Common Stock under Rule 144. The notice lists proposed sales of 3,975 shares tied to restricted stock vesting on 02/17/2024, 1,025 shares tied to restricted stock vesting on 03/01/2024, and 3,976 shares tied to a SAR on 02/18/2026. Fidelity Brokerage Services LLC is named as the broker.

Insights

Securities Compliance

Form 144 lists proposed resale quantities and transaction dates under Rule 144.

The filing enumerates three specific proposed sales: 3,975 shares (restricted stock vesting) on 02/17/2024, 1,025 shares (restricted stock vesting) on 03/01/2024, and 3,976 shares (SAR) on 02/18/2026

These entries show planned dispositions through Fidelity Brokerage Services LLC as broker; timing and execution remain subject to Rule 144 conditions and the reporting person’s decisions.

FAQ

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

What does MTRN's Form 144 disclose about share sales?

The Form 144 discloses planned sales of Common Stock under Rule 144. It lists sales of 3,975, 1,025, and 3,976 shares tied to vesting and a SAR on specific dates.

Who is the broker named in the MTRN Form 144 filing?

The filing names Fidelity Brokerage Services LLC as the broker. The broker is listed alongside the proposed sale entries and associated dates in the notice.

What dates are associated with the proposed MTRN share sales?

The proposed sales are linked to 02/17/2024 (3,975 shares), 03/01/2024 (1,025 shares), and 02/18/2026 (3,976 shares) as indicated in the filing.

Are the MTRN share sales tied to compensation events?

Yes. The filing ties two proposed sales to restricted stock vesting on 02/17/2024 and 03/01/2024, and one proposed sale to a stock appreciation right on 02/18/2026.

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

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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	0001688289
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	Chadwick Shelly Marie
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	8976	1311638.33	20736213	02/23/2026	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	02/17/2024	Restricted Stock Vesting	Issuer			3975	02/17/2024	Compensation
Common	03/01/2024	Restricted Stock Vesting	Issuer			1025	03/01/2024	Compensation
Common	02/18/2026	SAR	Issuer			3976	02/18/2026	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	02/23/2026
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/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Shelly Chadwick
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)