Corning SEC Filings

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.