Communications
Price
$321.00
+1.12%Market Cap
$44.94B
Day High
$328.85
Day Low
$315.73
Ciena delivered strong Q3 FY2026 growth driven by AI/cloud demand, with revenue up 37% year over year, gross margin up over 4 points, and operating income up over 300%, while supply constraints and working capital investment remain key watch items.
Key risk: Cloud Provider Concentration
A small number of cloud provider customers are becoming a larger portion of business across multiple revenue segments, with Americas revenue up 42.6% and driven by U.S. cloud providers; this concentration can amplify revenue volatility if those customers reduce spending.
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