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 executive reports RSU exercise and tax withholding. A senior vice president at Corning converted 575 restricted stock units into common shares on 01/02/2026 at an exercise price of $0. On the same day, 575 common shares were disposed of at $90.67, consistent with shares being withheld to cover taxes.
After these transactions, the executive directly owns 32,500 shares of Corning common stock. The filing also shows ongoing equity incentives, including restricted stock units tied to Corning common stock in amounts of 2,476, 15,333, 14,332, and 11,612 units, which vest on various schedules through 2028.
Corning Incorporated’s Executive Vice President & COO reported equity transactions dated 01/02/2026. The filing shows the exercise of 1,005 shares of common stock from restricted stock units at an exercise price of $0 (coded "M"), followed by the disposal of 1,005 shares at $90.67 (coded "F"), typically reflecting shares withheld to cover taxes. After these transactions, the executive directly beneficially owned 66,050 shares of Corning common stock and indirectly held 3,839.6749 units as trustee under the company’s 401(k) retirement plan as of December 31, 2025. The report also lists several blocks of restricted stock units that vest on scheduled dates through 2028, each representing a right to receive one share of Corning common stock upon vesting.
Corning Incorporated director reported updated equity holdings. A Form 4 filing shows that on 12/31/2025 the director acquired 385 restricted stock units (RSUs), each representing a contingent right to receive one share of Corning common stock, at a derivative price of $87.56.
After this transaction, the director beneficially owned 19,840 derivative securities in the form of RSUs and 31,506 shares of Corning common stock directly. The RSUs convert into common stock and are distributed on a deferred basis, either on a date elected by the director or upon termination of service as a Corning director, including units granted under the Non-Employee Directors' Deferred Compensation Plan.
Corning Inc. director reported equity holdings and awards in this insider ownership update. The earliest reported transaction date is 12/31/2025, and the filing shows both common stock and restricted stock units (RSUs).
The director holds 6,938 shares of Corning common stock directly. In addition, the filing lists multiple RSU positions that each represent a contingent right to receive one share of Corning common stock, including awards granted as an annual equity retainer and under the Non-Employee Directors' Deferred Compensation Plan.
The RSUs generally convert into common stock and are distributed only on a specific deferred date chosen by the director or upon termination of service as a Corning director, so these units function as deferred equity compensation rather than immediate stock ownership.
Corning Incorporated director reports updated equity holdings. A Form 4 filing shows that on 12/31/2025, a non-employee director received 457 restricted stock units (RSUs) of Corning common stock under the Non-Employee Directors' Deferred Compensation Plan at a reference price of $87.56 per unit. Each RSU represents a contingent right to receive one share of common stock, with conversion and distribution deferred until a date elected by the director or upon termination of service.
Following this transaction, the director directly owns 151,199 shares of Corning common stock and holds 130,298 derivative securities in the form of RSUs, including prior RSU awards of 1,059, 1,841 and 51,047 units.
Corning Incorporated director equity holdings and awards are reported in this Form 4 for the earliest transaction date of 12/31/2025. The reporting person shows beneficial ownership of 56,888 shares of Corning common stock held directly and 107 shares held indirectly through a trust.
The filing also details several restricted stock unit (RSU) positions. One line reflects RSUs that constitute the annual equity retainer, where each RSU represents a contingent right to receive one share of Corning common stock. Other RSUs are granted under the Non-Employee Directors' Deferred Compensation Plan, likewise tied one-for-one to common shares.
For these RSUs, the conversion into common stock and distribution are deferred until a specific date elected by the director or termination of service as a Corning director, as described in the footnotes. This structure means the director’s economic exposure to Corning equity is larger than the currently issued shares alone.
Corning Inc. reported an insider stock gift by one of its officers. On 12/19/2025, the officer, listed as SVP Emerging Innovations Group, made a charitable gift of 2,000 shares of Corning common stock. The transaction is coded as a gift and is reported at a price of $0, reflecting that no sale proceeds were received.
After this donation, the officer directly beneficially owns 32,500 shares of Corning common stock. The filing notes that the shares were gifted to a charitable donor advised fund, indicating the transaction was for philanthropic purposes rather than a market sale.
Corning Inc. reported an insider stock gift by its SVP and GM, Optical Comm.
On 12/15/2025, the officer made a gift of 1,391 shares of Corning common stock, described as a transfer to a charitable donor advised fund at a price of $0 per share. Following this transaction, the insider beneficially owns 34,966 common shares with direct ownership.
Corning Inc. reported insider selling by a senior executive. On 12/10/2025, the company’s SVP of Emerging Innovations Group sold 21,000 shares of Corning common stock in open-market transactions.
The weighted average sale price was about $94.6943 per share, with individual trades executed between $94.66 and $94.75. After these sales, the reporting person directly beneficially owned 34,500 shares of Corning common stock.
The transactions were disclosed on a Form 4 filed under insider reporting rules, and the filer has agreed to provide detailed breakdowns of the individual sale prices upon request.
Corning Incorporated reported an insider stock sale by a senior executive. On 12/10/2025, an officer serving as Senior Vice President & Chief Digital and Information Officer sold 16,547 shares of Corning common stock in an open-market transaction. The sale is reported as a disposition at a weighted average price of $90.784 per share.
After this transaction, the executive directly beneficially owns 16,756 shares of Corning common stock. The filing notes that the reported price reflects multiple trades executed within a range of $90.35 to $90.97 per share, and that full trade-by-trade details are available upon request.