GLW: Company disclosure

Item 7.01 Regulation FD Disclosure. As previously disclosed, on May 19, 2026, Edward A. Schlesinger, Executive Vice President and Chief Financial Officer of Corning Incorporated (the Company) and Avery (Hal) Nelson III, Executive Vice President and Chief Operating Officer of the Company, will be speaking at the J.P. Morgan 2026 Global Technology, Media and Communications Conference, starting at 9:25 AM (ET). Mr. Schlesinger and Mr. Nelson will be providing business updates. A live audio webcast of the presentation will be available on investor.corning.com under Events & Presentations. A replay and transcript of the webcast will be available for 12 months following the presentation. The information furnished pursuant to Item 7.01 of this Current Report on Form 8-K shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to liabilities under that section and shall not be deemed to be incorporated by reference into any document filed under the Securities Act of 1933, as amended, or the Exchange Act, whether made before or after the date hereof, regardless of any general incorporation language in such filing. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. CORNING INCORPORATED By: /s/ Melissa J. Gambol Name: Melissa J. Gambol Title: Vice President and Corporate Secretary Date: May 15, 2026