Update
Corning's Optical Business Surges 44%
Corning's optical communications segment reported a 44% year-over-year sales increase to $2.38 billion in the third quarter of 2026. The growth is attributed to demand for high-density optical fiber and related products used in AI data centers. The company's market capitalization was around $109 billion to $113 billion at the time of the report, and its shares had been volatile throughout 2026, falling roughly 50% from June highs.