Ciena Corporation (CIEN) reported fiscal third-quarter 2026 results with adjusted earnings per share of $2.11, a 215% increase year over year, exceeding the Zacks Consensus Estimate of $1.74. Revenues rose 37% to $1.67 billion, surpassing expectations of $1.65 billion. The company raised its fiscal 2026 revenue guidance to $6.42 billion, implying 35% growth.
Despite the strong financial performance, CIEN shares have dropped 15.2% over the past week due to concerns about execution risks linked to supply constraints and customer concentration. The backlog increased to $8.5 billion, with expectations to exceed $10 billion by fiscal year-end. Direct cloud-provider revenues surged 82% year over year, constituting 53% of total quarterly sales.
Ciena currently trades at a forward P/E ratio of 35.7X, higher than the sector average of 20.4X and its own five-year median of 25.5X. Ongoing supply-demand constraints are expected to persist through 2027, affecting cash flow and operational stability.
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