Multiple law firms are investigating Corning Incorporated for potential securities law violations. These probes follow the company's September 11, 2026, announcement. Corning plans to sell up to $2 billion of its common stock through an at-the-market equity offering.

Corning's stock price fell sharply following the news. On September 14, 2026, shares closed at $143.60 per share. This represented a $22.80 drop. The stock declined 13.7%.

Law firms, including Pomerantz LLP, are investigating whether Corning and its officers made misleading statements or failed to disclose pertinent information to investors. These firms seek to gather investors who incurred losses for a potential class-action lawsuit.