1. Ciena's Q4 revenue grew 20.3% year-on-year to $1.35 billion. 2. Q4 EPS of 91 cents exceeded expectations of 77 cents. 3. First-quarter revenue guidance is between $1.35 billion and $1.43 billion. 4. Fiscal 2026 revenue expected at $5.70 billion to $6.10 billion, surpassing predictions. 5. Analysts raised price targets, reflecting optimism about Ciena's growth.