Materion director plans $532K stock sale

MATERION Corp (MTRN) received a Rule 144 notice from director Vinod Khilnani regarding a proposed sale of common stock.

Rhea-AI Filing Summary

MATERION Corp (MTRN) received a Rule 144 notice from director Vinod Khilnani regarding a proposed sale of common stock. The filing lists a planned sale of 2,000 common shares through Charles Schwab Corp, with an indicated aggregate value of $531,720.00 and 20,833,725 common shares shown as outstanding. The shares trace back to equity compensation awards granted in 2017 and 2018 for board service.

Key Figures

Shares proposed to be sold: 2,000 shares Aggregate market value: $531,720.00 Shares outstanding: 20,833,725 shares +3 more

6 metrics

Shares proposed to be sold 2,000 shares Planned sale of MATERION Corp common stock under Rule 144

Aggregate market value $531,720.00 Value associated with the 2,000-share proposed sale

Shares outstanding 20,833,725 shares Common shares of MATERION Corp referenced in the notice

2017 board compensation grant 2,941 shares Common stock awarded on 05/16/2017 as Equity Compensation

2018 board compensation grant 2,332 shares Common stock awarded on 05/16/2018 as Equity Compensation

Proposed sale date 08/18/2026 Date associated with the planned Rule 144 sale

Key Terms

Rule 144, Equity Compensation, Form 144, aggregate market value

4 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

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.

Equity Compensation financial

"2941 | 05/16/2017 | Equity Compensation"

Equity compensation is pay given to employees, executives or contractors in the form of company ownership—such as stock, stock options or restricted shares—rather than just cash. It matters to investors because it can align workers' incentives with shareholders (like paying someone in slices of the same pie they help grow), but it also increases the number of shares outstanding and company expenses, affecting ownership percentages and earnings per share.

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

aggregate market value financial

"| 2000 | 531720.00 | 20833725 | 08/18/2026"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

FAQ

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

What does the Form 144 filing mean for MTRN shareholders?

The filing discloses that a director of MATERION Corp (MTRN) plans to sell 2,000 common shares under Rule 144. It is a regulatory notice of potential sales and does not, by itself, change the company’s operations or capital structure.

How many MTRN shares does director Vinod Khilnani plan to sell?

Director Vinod Khilnani plans to sell 2,000 shares of MATERION Corp common stock. The filing also references an aggregate market value of $531,720.00 for the proposed transaction through Charles Schwab Corp.

What is the share count context provided for MTRN in this Form 144?

The notice references 20,833,725 common shares of MATERION Corp as outstanding. This figure provides context for the planned 2,000-share sale, showing it is small relative to the overall common share count.

What is the origin of the MTRN shares being sold under this Form 144?

The shares come from equity awards granted as compensation for being a board member. The filing lists common stock awards dated 05/16/2017 for 2,941 shares and 05/16/2018 for 2,332 shares, both categorized as Equity Compensation.

Which broker is handling the proposed MTRN share sale in this Form 144?

The proposed sale of 2,000 MATERION Corp common shares is listed through Charles Schwab Corp, located at 3000 Schwab Way, Westlake, Texas. The filing identifies the class as common stock traded on the NYSE.

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

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Available on EDGAR 08/18/2026 - 12:41 PM Accepted by SEC EDGAR 08/18/2026 - 12:41 PM 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	0001204034
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	2164864200
Name of Person for Whose Account the Securities are To Be Sold	KHILNANI VINOD M
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	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	Charles Schwab Corp 3000 Schwab Way Westlake TX 76262	2000	531720.00	20833725	08/18/2026	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	05/16/2017	Compensation for being a board member	Issuer			2941	05/16/2017	Equity Compensation
Common	05/16/2018	Compensation for being a board member	Issuer			2332	05/16/2018	Equity 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	08/18/2026
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	Vinod Khilnani
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)