Ciena Q3 revenue rises 37% to $1.67 billion; raises fiscal 2026 revenue outlook
Ciena reported fiscal third quarter 2026 revenue of $1.67 billion, up 37% from a year earlier, with GAAP diluted EPS of $1.83 versus $0.35 and adjusted EPS of $2.11 versus $0.67. The company raised its fiscal 2026 revenue guidance to $6.42 billion plus or minus $50 million, which points to continued sales growth for shareholders.
Key points
- Q3 fiscal 2026 revenue was $1.67 billion, compared with $1.22 billion in Q3 fiscal 2025
- GAAP diluted EPS was $1.83 and adjusted EPS was $2.11, compared with $0.35 and $0.67 a year earlier
- Fiscal Q4 2026 revenue guidance is $1.75 billion plus or minus $50 million
- Fiscal 2026 revenue guidance was raised to $6.42 billion plus or minus $50 million, a 35% increase at the midpoint
The filing
Written by AI (Anthropic Claude, claude-haiku-5-5) on Nov 8, 2026, 1:30 AM ET, from the text of the filing and its press-release exhibits only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on September 03, 2026.
Briefs are written by AI from the filing text (each brief's own page names the model) and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the model's reading of the filing for shareholders, not a price forecast. Not investment advice.