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 filings document the reporting framework for a New York materials-science company with NYSE-listed common stock and exchange-listed notes. Recent Form 8-K reports cover operating results, Regulation FD investor communications, segment-reporting changes, capital-market matters, and unregistered equity securities issued in connection with a commercial technology partnership.
Proxy and annual-meeting disclosures cover board elections, shareholder voting results, executive compensation, governance practices, and audit matters. Corning’s filings also describe how the company organizes businesses such as Glass Innovations, Solar, optical communications, life sciences, and other operations for financial reporting and resource allocation.
Corning Inc reported an insider equity transaction by its Chairman, CEO and President, who is also a director. On 01/02/2026, the insider settled 3,287 restricted stock units into common stock at an exercise price of $0, bringing directly held common stock to 751,066 shares. On the same date, 3,287 shares were disposed of at $90.67 per share, leaving 747,779 shares held directly.
Indirect holdings include 9,200 shares held by a spouse, 7,120.5596 units in a unitized stock fund in the issuer's 401(k) retirement plan held by the spouse as of December 31, 2025, and 11,737.5981 units held as trustee under an employee benefit plan. The insider also reports 111,863 RSUs vesting on April 15, 2027, 104,474 RSUs vesting on April 15, 2026, and 86,634 RSUs vesting on April 14, 2028, each RSU representing a contingent right to receive one share of Corning common stock, with certain events potentially causing earlier vesting.
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.