This Form 144 records a proposed sale of 20,000 common shares to be executed through UBS Financial Services on 09/04/2025, with an aggregate market value of $1,404,579.53. The filing reports 856,618,711 shares outstanding. It lists the seller's recent dispositions: sales of 18,850 shares on 08/12/2025 for $1,231,158, 20,000 shares on 08/07/2025 for $1,317,550, and 20,000 shares on 05/27/2025 for $1,022,259, each attributed to Eric Musser at an address in Corning, NY. The document also details the acquisition history for the securities sold, showing multiple restricted and performance stock releases between 04/15/2021 and 08/08/2024. By signing, the seller represents no knowledge of undisclosed material adverse information.
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.
Corning Executive Vice President and CFO Edward A. Schlesinger exercised 1,415 performance share units into common stock on August 8, 2025 at an exercise price of $0.0000 per share. On the same date, 723 shares of common stock were withheld to satisfy tax liabilities at $65.7700 per share. Following these transactions, he holds 79,008 shares of Corning common stock and 43,756 performance share units, which represent contingent rights to receive stock subject to service-based vesting.
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.