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.
Trying to locate the optical fiber backlog or Gorilla Glass margins in a 300-page disclosure can drain hours. Corning’s multi-segment business spawns dozens of complex statements each year—so finding the numbers that drive smartphone demand, 5G rollouts, or catalytic-converter sales isn’t straightforward. Stock Titan’s AI exists to change that, offering Corning SEC filings explained simply without the manual digging.
Every new document—whether a Corning quarterly earnings report 10-Q filing, an 8-K on factory expansions, or a detailed Corning annual report 10-K simplified—is parsed the moment it hits EDGAR. Our engine highlights segment revenue shifts, R&D intensity, and supply-chain risks, then ties them to share-price drivers. Need real-time alerts? We stream Corning Form 4 insider transactions real-time so you can monitor Corning insider trading Form 4 transactions the moment executives act. It’s all part of understanding Corning SEC documents with AI.
Beyond summaries, Stock Titan links each form to the decisions professionals make daily:
- Corning earnings report filing analysis pinpoints glass ASP trends across Display and Specialty Materials.
- Corning 8-K material events explained surfaces new supply contracts and fiber capacity add-ons.
- Corning proxy statement executive compensation breaks down pay metrics, while Corning executive stock transactions Form 4 tracks alignment between incentives and share sales.
From one dashboard you receive AI-powered summaries, expert commentary, and real-time updates across every form type—saving hours and clarifying how each disclosure affects the glass, ceramic, and optical businesses that keep Corning at the forefront of materials science.
John Z. Zhang, Executive Vice President & Chief Commercial and Chief Digital Officer of Corning Incorporated (GLW), reported several equity transactions and outstanding restricted stock units. On 08/08/2025 he acquired 2,476 shares of common stock (code M) at a reported price of $0 and had a separate reported disposition entry of 1,264 shares at $65.77 showing 1,212 shares beneficially owned following that entry. On 08/12/2025 he sold 1,212 shares at a weighted average price of $65.5325, after which the reported direct common stock holding is 0.
Table II lists restricted stock units convertible into common stock: 22,498 (vests 4/15/2027), 24,374 (vests 4/14/2028), 18,884 (vests 4/15/2026), and 2,476 (subject to a multi-step vesting schedule beginning Feb 8, 2023). The total of these RSUs equals 68,232 units, all reported as direct beneficial holdings.
Wendell P. Weeks, Chairman and CEO of Corning Inc. (GLW), reported Form 4 transactions dated 08/08/2025 showing both equity conversions and a small sale.
The filing shows conversion/issuance of 5,733 shares at no cash price (reflecting performance share units converting to common stock), and a disposition of 2,927 shares at $65.77. Following the reported transactions, Mr. Weeks beneficially owned 815,028 shares directly. The Form 4 also reports material derivative holdings of performance share units: 120,655 and 100,840 PSUs, plus the 5,733 PSUs that converted on 08/08/2025.
The filing disclaims beneficial ownership of certain shares held by his spouse and notes unitized holdings in the issuer's 401(k) plan as of July 31, 2025. PSUs have specified vesting schedules, including conversions subject to service-based vesting with vesting dates referenced as April 15, 2026 and April 15, 2027, and a multi-step vesting schedule for PSUs earned February 7, 2024.
Ronald L. Verkleeren, SVP Emerging Innovations Group at Corning Incorporated (GLW), reported transactions dated 08/08/2025. The filing shows 2,476 shares were acquired upon vesting of restricted stock units at a $0 price, increasing reported beneficial ownership to 56,764 shares, and a disposal of 1,264 shares at $65.77 per share, leaving 55,500 shares. The Form 4 also discloses outstanding restricted stock unit awards of 16,070, 12,187, and 15,021 shares with vesting dates of April 15, 2027, April 14, 2028, and April 15, 2026, respectively. The RSUs granted on February 8, 2023 follow a schedule that vests one-third after one year and then additional installments until the third anniversary.
Steverson Lewis A, Vice Chairman, EVP and CLAO of Corning Incorporated (GLW), reported insider transactions dated 08/08/2025. He received 1,958 shares through conversion of performance share units at no cash cost, which the filing shows increased his direct common stock holdings to 41,717 shares. On the same date he sold 1,000 shares at $65.77, recorded as a disposal that left 40,717 shares beneficially owned. The filing also discloses substantial remaining restricted performance share units of 36,243 (vesting and converting April 15, 2026) and 30,292 (vesting and converting April 15, 2027). The report includes standard vesting schedule details for previously earned PSUs.
Seetharam Soumya, Senior Vice President & CDIO of Corning Incorporated (GLW), reported insider transactions dated 08/08/2025. The filing shows an acquisition (Code M) of 2,260 common shares at $0 and a sale (Code F) of 875 common shares at $65.77. Following these transactions the report lists 27,260 shares beneficially owned after the acquisition and 26,385 after the sale, as shown in the form.
The report also details multiple restricted stock unit (RSU) positions convertible into common stock: 14,692, 12,187, and 13,734 RSUs, plus 2,260 RSUs referenced with the 08/08/2025 transaction. The filing states each RSU represents a contingent right to one share and lists vesting dates of 04/15/2026, 04/15/2027, and 04/14/2028, with an additional vesting schedule for RSUs granted 02/08/2023. The form is signed by Power of Attorney Melissa J. Gambol on 08/12/2025.
Edward A. Schlesinger, Executive Vice President and Chief Financial Officer of Corning Incorporated (GLW), reported insider transactions affecting his direct holdings of common stock and his performance share units (PSUs). On 08/08/2025 he acquired 1,415 shares (transaction code M) at $0 and sold 723 shares (transaction code F) at $65.77, leaving reported beneficial ownership of 79,008 shares following the transactions and a prior reported level of 79,731 after the acquisition line. The filing also lists derivative holdings comprising PSUs representing 22,412 and 19,929 shares, plus an additional 1,415 PSUs converted to common stock; the PSUs have staggered vesting with restrictions remaining until April 15, 2026 and April 15, 2027, and a stated vesting schedule for PSUs earned February 7, 2024 that vests in portions through the third anniversary of the grant date.
Michael Paul O'Day, SVP and GM, Optical Communications at Corning Incorporated (GLW), reported insider activity on 08/08/2025. On that date 1,091 shares were acquired at $0 by conversion of restricted stock units, increasing reported holdings to 36,834 shares. The filing also shows a contemporaneous disposition of 477 shares at $65.77, which reduced reported holdings to 36,357. The report lists outstanding restricted stock units of 6,460, 15,316, and 6,244 with vesting dates of April 15, 2026, April 15, 2027, and April 14, 2028. It also notes RSUs from a February 8, 2023 grant that vest according to a 1/3 then 1/6 schedule until fully vested on the third anniversary.
Nelson Avery H III, Executive Vice President & COO of Corning Incorporated (GLW), reported insider transactions on Form 4. On 08/08/2025 he received 2,476 shares at no cost (conversion of restricted stock units) and on the same date reported a disposition of 1,264 shares at a price of $65.77 per share. After these transactions his reported direct beneficial ownership is shown as 67,314 shares (after the acquisition) and 66,050 shares (after the disposition). He also holds 3,814.5206 units indirectly in a unitized 401(k) stock fund as of July 31, 2025. The filing lists outstanding restricted stock units totaling 21,442, 24,374, 17,838 and the converted 2,476, with vesting dates of April 15, 2026; April 15, 2027; April 14, 2028; and a multi-step vesting schedule for the February 8, 2023 grant.
Eric S. Musser, President of Corning Incorporated (GLW), reported multiple equity transactions on 08/08/2025 and 08/11/2025. On 08/08/2025 he received 3,147 shares at $0 from performance share units and sold 1,607 shares at $65.77, with beneficial ownership reported at 164,670 shares after that trade. On 08/11/2025 he exercised stock options for 18,850 shares at a $19.65 exercise price and subsequently sold the same 18,850 shares at a weighted average price of $65.3148, leaving reported beneficial ownership at 164,670 shares. Table II lists performance share units of 45,305, 37,864 and 3,147 that remain restricted with vesting dates including April 15, 2026 and April 15, 2027. The filing also notes partial earlier accelerated vesting of options granted May 15, 2020.
Fang Li, listed as SVP, Corning International & NBD, Solar, reported transactions in Corning Incorporated (GLW) securities on 08/08/2025. The filing shows a reported disposition of 1,944 shares of common stock at a price of $65.77 per share, leaving 0 shares beneficially owned in that class after the sale. The same filing records 1,944 restricted stock units (RSUs) as cash-settled, each economically equivalent to one share.
The RSUs originate from a grant on February 8, 2023 and vest on a schedule that completes on the third anniversary; the filing notes the RSUs will be settled solely in cash, which means these awards will not result in new shares being issued.
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