Ciena Shares Surge on Stellar Q3 Results and Upgraded Revenue Guidance

Ciena's shares surged 7% in premarket trading after the networking equipment manufacturer reported stellar Q3 results and upgraded its fiscal 2026 revenue guidance.

The company's adjusted earnings per share reached $2.11, a 215% year-over-year increase that exceeded analyst forecasts of $1.73.

Ciena's quarterly revenue climbed 37% to $1.67 billion, surpassing estimates of $1.64 billion and marking a significant contributor to the company's growth.

CEO Gary Smith attributed the robust performance to artificial intelligence demand, stating that 'AI continues to drive compounding waves of network investment.'