MTRN files Rule 144 notice to sell 10,000 shares

MTRN submitted a Rule 144 notice reporting an intended sale of 10,000 shares of Common Stock associated with a deferred compensation arrangement, dated 06/01/2026.

Rhea-AI Filing Summary

MTRN submitted a Rule 144 notice reporting an intended sale of 10,000 shares of Common Stock associated with a deferred compensation arrangement, dated 06/01/2026. The filing also lists a prior sale by Mohan N. Reddy of 2,006 shares on 05/08/2026 for $400,253.47.

Insights

Securities Attorney

Rule 144 notice lists a planned resale of 10,000 shares and a recent disposition of 2,006 shares.

The notice records an intended sale of 10,000 shares tied to a deferred compensation entry dated 06/01/2026. Rule 144 filings are procedural disclosures under federal resale rules and commonly accompany restricted or control securities when the holder seeks resale.

Prior activity shows Mohan N. Reddy sold 2,006 shares on 05/08/2026 for $400,253.47. Cash‑flow treatment and whether sales are subject to volume/holding‑period conditions are not detailed in the excerpt.

Corporate Governance Analyst

Filing records an issuer‑linked deferred compensation sale and a recent insider disposition; details on limits are not included.

The entry names Fidelity Brokerage Services LLC as broker and identifies the securities as Common Stock tied to a deferred compensation plan dated 06/01/2026. The filing functions as notification of potential resale, not a guarantee of transaction timing.

Investors can watch subsequent Form 144 amendments or transfer agent records for execution details and any filing that quantifies proceeds or trading method.

Key Figures

Planned resale: 10,000 shares Recent sale by reporting person: 2,006 shares Proceeds reported for prior sale: $400,253.47

3 metrics

Planned resale 10,000 shares deferred compensation entry dated <date>06/01/2026</date>

Recent sale by reporting person 2,006 shares sold on <date>05/08/2026</date>

Proceeds reported for prior sale <money>$400,253.47</money> amount tied to the <date>05/08/2026</date> sale

Key Terms

Rule 144, Deferred Compensation, Securities Sold During The Past 3 Months

3 terms

Rule 144 regulatory

"Securities To Be Sold; Common | 06/01/2026 | Deferred Compensation"

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Deferred Compensation financial

"Common | 06/01/2026 | Deferred Compensation | Issuer"

Deferred compensation is pay that employees or executives have earned now but will receive at a later date, such as delayed bonuses, retirement benefits, or stock grants. It matters to investors because it creates future obligations and shapes incentives—like a promise to pay later that can affect a company’s reported profits, cash needs and potential stock dilution—so it helps signal how a business manages costs and retains key people.

Securities Sold During The Past 3 Months regulatory

"Mohan N. Reddy | Common | 05/08/2026 | 2006 | 400253.47"

FAQ

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

What does MTRN's Form 144 filing report?

It reports an intended resale of 10,000 shares tied to deferred compensation dated 06/01/2026. The filing also discloses a recent sale of 2,006 shares on 05/08/2026 for $400,253.47, providing a record of resale activity.

Who is listed as the broker in the MTRN notice?

The filing lists Fidelity Brokerage Services LLC at 900 Salem Street, Smithfield, RI. That broker entry appears next to the Common Stock line associated with the planned 10,000‑share resale.

How many shares did Mohan N. Reddy sell recently for MTRN?

Mohan N. Reddy sold 2,006 shares on 05/08/2026 for $400,253.47. This sale is recorded under the "Securities Sold During The Past 3 Months" section of the notice.

Does the filing state who receives the proceeds from the planned sale?

The excerpt does not state proceeds recipients. It links the 10,000‑share entry to a deferred compensation label dated 06/01/2026, but cash‑flow treatment is not detailed in the provided text.

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

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Accepted by SEC EDGAR 06/02/2026 - 03:14 PM EDT Learn about SEC filing dates

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	0001209386
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	REDDY N MOHAN
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	Former Director

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	10000	2303091.09	20801485	06/02/2026	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	06/01/2026	Deferred Compensation	Issuer			10000	06/01/2026	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Mohan N. Reddy 6070 Parkland Blvd. Mayfield Heights OH 44124	Common	05/08/2026	2006	400253.47

144: Remarks and Signature

Remarks
Date of Notice	06/02/2026
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 Mohan N. Reddy
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)