Exhibit 99 News Release FOR RELEASE – July 29, 2025 Corning Announces Outstanding Second-Quarter 2025 Financial Results Highlighted by Record Core Sales and Core EPS (1) CORNING, N.Y. — Corning Incorporated (NYSE: GLW) today announced its second-quarter 2025 results and provided its outlook for third-quarter 2025. Wendell P. Weeks, chairman and chief executive officer, said, "We delivered an outstanding second quarter, with core sales up 12% year over year to $4.05 billion and core EPS growing more than dou ...