Welcome to our dedicated page for Corning SEC filings (Ticker: GLW), 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.
Corning Incorporated (NYSE: GLW) files a range of documents with the U.S. Securities and Exchange Commission that provide detailed insight into its operations as a materials science company active in glass, ceramics, and optical technologies. On this page, you can review GLW’s SEC filings alongside AI-powered summaries that explain key points in accessible language.
Corning’s current reports on Form 8-K frequently cover quarterly financial results, including the attachment of earnings press releases that discuss GAAP and core (non-GAAP) performance measures such as core sales, core operating margin, core EPS, and adjusted free cash flow. These filings also summarize segment performance for Optical Communications, Display, Specialty Materials, Automotive, Life Sciences, and Hemlock and Emerging Growth Businesses, and may include management’s commentary on trends affecting these markets.
Other 8-K filings document governance and capital structure events, such as the election of new directors, committee assignments, and the execution of material definitive agreements. For example, Corning has reported entering into a multi-currency credit agreement that replaces a prior facility, outlining the commitment amount, interest rate options, covenants, and events of default. Such filings help investors understand the company’s liquidity resources and financial obligations.
Corning’s filings also record dividend declarations by the Board of Directors, specifying per-share dividend amounts, record dates, and payment dates, as well as other matters that may affect shareholders. Over time, investors can use these documents to track Corning’s approach to capital returns, financing arrangements, and governance practices.
This SEC filings page combines real-time updates from EDGAR with AI-generated highlights to make it easier to navigate lengthy disclosures. Users can quickly identify items related to quarterly and annual reports, material agreements, director and officer changes, and other reportable events, and then drill into the full text for deeper analysis of Corning’s business and financial position.
Corning Incorporated filed a report describing a change in its board of directors. On October 7, 2025, the Board elected Ami Badani as a director, effective immediately, and appointed her to the Information Technology Committee and the Finance Committee.
Her compensation will follow the standard package for non-employee directors described in Corning’s March 21, 2025 proxy statement. The Nominating and Corporate Governance Committee recommended her, and the Board determined she is independent under New York Stock Exchange standards. Corning issued a press release on October 8, 2025 announcing her appointment.
Kevin J. Martin, a director of Corning Incorporated (GLW), reported changes in beneficial ownership on a Form 4 covering transactions dated 09/30/2025. The filing shows a disposition of 31,506 shares of Corning common stock. The report also details existing and resulting holdings of restricted stock units (RSUs): 888, 1,544, and 51,047 underlying shares, and a grant of 411 RSUs on 09/30/2025 priced at $82.03 per share, with 19,455 shares reported as beneficially owned following the RSU acquisition line. RSUs are described as contingent rights to receive one share each, with conversion and distribution deferred until an elected date or termination of service.
Roger W. Ferguson Jr., a director of Corning Incorporated (GLW), reported changes in his holdings on a Form 4 covering transactions dated 09/30/2025. The filing shows a disposition of 6,938 shares of common stock and a grant/exercise movement of 488 restricted stock units (RSUs) with an indicated price of $82.03. After the reported transactions, the director beneficially owns 15,801 shares attributable to RSUs that are direct holdings.
The filing also lists previously held RSUs: 923 and 25,838 units described as director retainer awards and deferred compensation plan awards. The RSUs convert to common stock when distributed per the participant's election or upon termination of director service. The Form 4 was signed by power of attorney Melissa J. Gambol on 10/02/2025.
Robert F. Cummings Jr., a director of Corning Incorporated (GLW), reported changes in beneficial ownership on 09/30/2025. The filing shows a disposition of 151,199 shares of Corning common stock and the conversion/holding of restricted stock units (RSUs): 1,059, 1,841, and 51,047 RSUs previously outstanding, plus a grant of 488 RSUs under the Non-Employee Directors' Deferred Compensation Plan. After the reported transactions, the total shares shown as beneficially owned following the RSU conversion line is 129,841. The RSUs represent contingent rights to receive one share each, with distribution deferred until the participant's elected date or termination of director service.
Stephanie Burns, a Corning Inc. (GLW) director, reported changes in her beneficial ownership on 09/30/2025. The filing shows a disposition of 56,888 shares of Corning common stock, leaving a reported direct beneficial ownership of 107 shares. The filing also details restricted stock units (RSUs) held and converted: 51,047 RSUs from annual retainer, 1,817 and 1,045 RSUs from other grants, and a grant conversion of 469 RSUs acquired on 09/30/2025 at a reported price of $82.03 per share.
The RSUs are deferred under Corning’s director plans and convert to common stock on elected distribution dates or upon termination of service. The Form 4 was signed via power of attorney on 10/02/2025.
Corning Inc. (GLW) Director/officer Eric S. Musser reported multiple equity transactions dated 09/30/2025. He received 525 performance-share units and 1,132 restricted-stock units that vested (recorded as acquisitions at $0), and reported sales of 269 and 1,132 shares at $82.03 per share. Following the transactions his direct common-stock holdings were reported at 146,058 shares. The Form 4 discloses forfeitures at retirement of 2,622 PSUs and 8,234 RSUs and shows remaining outstanding PSUs and RSUs by vesting schedule through 2028.
Corning Inc. (GLW) insider Jaymin Amin executed option exercises and a stock sale on 09/17/2025. The reporting person exercised stock options at strike prices of $20.89 and $18.67 to acquire a total of 7,931 shares and simultaneously sold 17,721 shares at a weighted-average price of $77.1795. After these transactions the reporting person directly beneficially owned 88,722 shares. In addition, ownership includes 2,579.5507 units held indirectly in the issuer's 401(k) unitized stock fund as of August 31, 2025. The form was signed under power of attorney on 09/18/2025.
Corning Inc. (GLW) Form 144 notifies a proposed sale of 17,721 common shares through UBS Financial Services on the NYSE, with an aggregate market value of $1,367,672.30. The filing shows the securities were acquired in two events: 9,790 shares from a restricted stock release on 07/15/2024 and 7,931 shares from a stock option release on 09/17/2025. The filer reports no securities sold in the past three months and affirms no undisclosed material adverse information. The notice includes standard Rule 144 representations and a signature attesting to its accuracy.
Wendell P. Weeks, Chairman and CEO of Corning Inc. (GLW), reported a change in beneficial ownership on Form 4. The filing shows a disposition on 09/15/2025 coded G for 40,000 shares of Corning common stock, with 772,101 shares reported as beneficially owned directly after the transaction. The filing also reports indirect holdings: 9,200 shares held by spouse and additional indirect interests represented by 7,073.9212 units in a unitized 401(k) stock fund and 11,660.6822 units held as trustee under an employee benefit plan. The reporting person disclaims beneficial ownership of spouse-held securities. The form is signed by power of attorney on 09/16/2025.
Samsung Display Co., Ltd. reported ownership of 68,000,000 shares of Corning Incorporated common stock, representing 7.94% of the outstanding shares. The filing is a Schedule 13G/A dated for the event on 08/20/2025 and signed on 09/10/2025. The percentage is calculated using 856,618,711 shares outstanding as of July 25, 2025, per the issuer's disclosure filed August 1, 2025. The Reporting Person states the shares were not acquired for the purpose of changing or influencing control of the issuer and that ownership includes 68,000,000 shares with sole voting and dispositive power and 0 shares of shared power.