Ciena Reports 37% Revenue Growth in Q3 2026 Financial Results

AE-- Ciena® Corporation (NYSE: CIEN) today announced financial results for its fiscal third quarter ended August 1 , 2026.

"Today’s outstanding financial performance demonstrates Ciena’s leadership in providing industry-leading, high-speed connectivity solutions as AI continues to drive compounding waves of network investment,” said Gary Smith, president and CEO, Ciena. “As the only pure-play optical systems and interconnects provider, Ciena’s unmatched combination of incumbency, technology innovation, and deep expertise gives us a powerful competitive edge."

"Our record fiscal third quarter results reflect Ciena’s ability to deliver increasingly profitable growth while positioning for future opportunities,” said Marc Graff, Ciena’s Chief Financial Offcer. “Our expanding supply capacity, strengthening business fundamentals, and increasing operating leverage set the stage to continue to accelerate earnings and deliver long-term value for customers and shareholders.”

Revenue:

$1 .67 billion in the fiscal third quarter 2026, compared to $1 .22 billion in the fiscal third quarter 2025

Net Income per diluted share:

$1 .83 GAAP and $2.11 adjusted (non-GAAP) for the fiscal third quarter 2026, compared to $0.35 and $0.67 for fiscal third quarter 2025, respectively.

Ciena expects fiscal fourth quarter 2026 to include:

Revenue of $1 .75B billion plus or minus $50 million

Adjusted (non-GAAP) gross margin in the range of 45% plus or minus 50 bps

Adjusted (non-GAAP) operating expense in the range of $41 5 million plus or minus $1 0 million

Adjusted (non-GAAP) operating margin in the range of 20% plus or minus 50 bps

Statements relating to business outlook are forward-looking in nature and actual results may differ materially.