Welcome to our dedicated page for MATERION SEC filings (Ticker: MTRN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Materion Corporation filings document the regulatory disclosures of an Ohio-incorporated advanced materials company with common stock listed on the New York Stock Exchange under MTRN. Its 8-K reports include quarterly and annual operating results, earnings releases, guidance-related business updates, dividend-related corporate actions, and material operational matters tied to product quality, capacity, and customer programs.
Materion proxy and governance filings cover annual meeting votes, director elections, auditor ratification, executive compensation, board committee matters, equity incentive awards, and shareholder voting results. The filings also identify the company's capital structure, registered common stock, governance practices, and disclosure controls around its advanced materials operations.
Materion Corporation (MTRN) filed a Form 144 reporting a proposed sale of 1,155 common shares with an aggregate market value of $121,798.35. The sale is to be handled through Fidelity Brokerage Services LLC (900 Salem Street, Smithfield, RI 02917) and lists the NYSE as the securities exchange and an approximate sale date of 08/11/2025. The filing states total shares outstanding of 20,726,917.
The securities were acquired on 05/07/2025 by restricted stock vesting and the payment is described as compensation. The filer reports Nothing to Report for securities sold during the past three months and includes the standard representation that the seller is not aware of undisclosed material adverse information about the issuer.
State Street Corporation reported beneficial ownership of 1,298,956 shares of Materion Corp, representing 6.2% of the company’s common stock. The Schedule 13G shows no sole voting or dispositive power and shared voting power of 1,224,482 shares with shared dispositive power over 1,298,956 shares, and states the holdings are held in the ordinary course of business and not for the purpose of changing control.
The filing names several State Street Global Advisors entities as the subsidiaries through which the securities were acquired and is signed by Elizabeth Schaefer, Senior Vice President and Chief Accounting Officer.
Form 4 filed for MTRN (Materion Corp): Reporting person Chemnitz Gregory R., VP General Counsel & Secretary, reported sales on 08/04/2025. The Form shows two non-derivative common stock dispositions: 918 shares sold at a weighted-average price of $104.6484 and 2,082 shares sold at a weighted-average price of $105.4008. Following those transactions, reported direct beneficial ownership is shown as 12,458 shares and 10,376 shares on the respective lines. The filing also discloses 5,330.705 shares held indirectly in a 401(k) plan. Footnotes state the sales occurred across multiple prices within specified ranges and the filer offers to provide per-price sale breakdowns on request. The form is signed by an attorney-in-fact on 08/06/2025.
Materion Corporation (MTRN) – Form 144 filing. An unidentified insider has notified intent to sell 1,140 common shares through Fidelity Brokerage Services at an aggregate market value of $120,091.30. The planned trade date is 08 Aug 2025. The shares represent roughly 0.0055% of the company’s 20,726,917 shares outstanding and were acquired via two restricted-stock vesting events on 01 Mar 2025 (276 sh) and 01 Aug 2025 (864 sh). No prior sales were reported in the past three months. The filer certifies no undisclosed material adverse information. Because of the small size relative to float and absence of additional context, the transaction appears routine and is unlikely to affect trading dynamics.
Materion Corporation (MTRN) filed a Form 144 disclosing that insider Gregory R. Chemnitz intends to sell up to 3,000 common shares on or about 08/04/2025 through Fidelity Brokerage Services on the NYSE. The proposed sale has an aggregate market value of $315,511.65, implying a reference price near $105.17 per share. With 20,726,917 shares outstanding, the transaction represents only ≈0.014 % of the float, signalling a limited dilution or price impact.
The shares derive from stock-based compensation: 2,486 units from stock-appreciation-right (SAR) exercises in 2019-2020 and 514 restricted shares that vested 03/01/2025. Chemnitz previously sold 2,000 shares on 05/05/2025 for $160,892.18. The filing affirms that the seller is unaware of undisclosed material adverse information.
No earnings, guidance, or operational data accompany the notice; its sole purpose is to comply with Rule 144 disclosure requirements for a non-material insider sale.