Ciena delivered strong Q2 results, with EPS of $1.64 and 40% YoY revenue growth, exceeding expectations. Management raised FY26 revenue guidance to $6.3B and operating margin to 19%, supported by a $7.7B backlog and hyperscaler Hyper-Rail wins. CIEN's business quality is evidenced by a 13.9% FCF margin, improved cash conversion cycle, and a robust, nearly net-cash balance sheet.