How did Ciena (NYSE:CIEN) perform in Q2 FY26?

Ciena reported revenue of $1.57 billion for its fiscal second quarter ended May 2, 2026, a 40% increase year-over-year from $1.13 billion. Adjusted EPS jumped 290% to $1.64, reflecting strong operational performance amid rising global demand for high-speed connectivity solutions.

How profitable is Ciena now?

Ciena is profitable on both adjusted and GAAP measures. Adjusted EPS came in at $1.64, up 290% year-over-year, indicating strong margin expansion and operational leverage in its core high-speed networking business.

What guidance did Ciena provide for Q3 FY26?

For fiscal Q3 2026, Ciena expects revenue around $1.625 billion ± $50 million, showing management’s confidence in converting its current order backlog into revenue.

What is Ciena’s updated full-year FY26 forecast?

Ciena raised its full-year revenue guidance to $6.3 billion ± $100 million, implying a 32% year-over-year growth rate at the midpoint, driven by ongoing demand for AI infrastructure and high-speed connectivity solutions.

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Ciena reports fiscal Q2 2026 results with revenue surging 40%

Q: What drove Ciena’s revenue growth in Q2 FY26?

The surge was fueled by massive infrastructure investments from hyperscalers, cloud providers, and global service providers to support AI training clusters and inference workloads, as well as robust demand for optical transport and data center interconnect solutions.

Written by Heidi Cuthbert Published Jun. 4 2026Last Updated Jun. 4 2026

Ciena (NYSE:CIEN) reported robust financial results for its fiscal second quarter ended May 2, 2026, showcasing the impact of escalating global demand for high-speed connectivity solutions.

The company reported quarterly revenue of $1.57 billion, a 40% increase compared to the $1.13 billion reported in the same period last year.

The company’s bottom line saw substantial expansion, with adjusted earnings per share (EPS) reaching $1.64, representing a 290% increase from the second quarter of 2025.

This performance highlights Ciena’s success in navigating supply chain challenges while capitalizing on the massive infrastructure investments currently being made by hyperscalers, cloud providers, and global service providers to support AI training clusters and inference workloads.

Management’s guidance for the coming months reflects confidence in the company’s ability to convert its significant order backlog into revenue.

For the fiscal third quarter of 2026, Ciena provided a revenue guidance range of $1.625 billion, plus or minus $50 million.

Looking further ahead, the company has raised its revenue forecast for the full fiscal year 2026 to $6.3 billion, plus or minus $100 million.

At the midpoint, this projection represents a 32% year-over-year growth rate, underscoring Ciena’s pivotal role in the optical transport and data center interconnect markets.