Ciena CorporationCIEN
NYSE•Technology•Communication Equipment
Ciena Corporation, a network technology company, provides hardware, software, and services for various network operators in the Americas, Europe, the Middle East, Africa, the Asia Pacific, Japan, and India. It operates through Networking Platforms, Platform Software and Services, Blue Planet Automation Software and Services, and Global Services segments. The Networking Platforms segment consists optical networking, routing, and switching products and services. This segment products include the 6500 Packet-Optical Platform, Waveserver modular interconnect system, the 6500 Reconfigurable Line System, and coherent pluggable transceivers; and the 3000 family of service delivery platforms and the 5000 family of service aggregation, as well as the 8100 Coherent Routing platforms and virtualization software. The Platform Software and Services segment offers navigator network control suite; and software subscription services, consulting, network migration and integration, installation and upgrade support services, and technical support solutions. The Blue Planet Automation Software and Services segment inventory management, orchestration, route optimization and analysis, and unified assurance and analytics software; and sells subscription, installation, support, consulting, and design services related to the Blue Planet automation platform. The Global Services segment provides services for advisory and enablement, implementation, and maintenance, support, and learning activities. Ciena Corporation was incorporated in 1992 and is headquartered in Hanover, Maryland.
Ciena Corporation (CIEN) reported trailing twelve months revenue of $5.12B as of January 2026, a 25.6% increase year-over-year. Quarterly revenue reached $1.43B, reflecting continued top-line momentum.
Ciena Corporation generated $229.05M in TTM net income, with quarterly EBITDA of $246.20M. The operating margin expanded from 7.7% to 13.4%, suggesting improving cost efficiency and pricing discipline.
The spread between operating margin (13.4%) and net margin (10.5%) indicates tight cost control with minimal non-operating drag. Net margin has improved from 4.2% a year ago, signaling stronger bottom-line efficiency.
CIEN trades at a P/E of 160.3x (a premium multiple) and a P/S of 7.2x. The price-to-book ratio of 13.1x indicates a significant premium over book value.
The company generated $153.76M in free cash flow over the trailing twelve months, a 100.1% increase year-over-year, indicating cash generation ability. The balance sheet shows $5.89B in total assets with $1.52B in long-term debt against $2.79B in stockholders equity for a debt-to-equity ratio of 0.5. Data based on the most recent quarterly reports.
Competitive analysis based on 21 quarters of fundamental data
Operating margins are positive at ~6.3% on average, but show some variability — pricing power may be sensitive to market conditions.
ROE is positive at ~5.2% on average, adequate but below the threshold typically associated with wide moats.
Free cash flow is consistently positive and growing — a hallmark of a capital-light business that can self-fund growth.
Revenue shows resilience with 5 of 7 quarters posting growth — demand is generally stable but has seen some soft patches.
Data-driven red flags and warnings across 21 quarters
Margins are stable or improving at ~7.9% — no sign of cost or pricing stress.
FCF covers net income by 3.6x on average — earnings are well-supported by cash generation.
D/E ratio is 0.5 — conservative capital structure with low financial risk.
Revenue is stable or growing over recent quarters — demand appears durable.
Free cash flow is consistently positive — the business self-funds without external capital reliance.
Share count is stable — no significant dilution or buyback activity.
Quarterly standardized metrics.
Stock price and market valuation
Revenue and earnings growth across quarters
Assets, cash, debt, and leverage
Price multiples and return ratios
Operating efficiency and return metrics
Free cash flow, earnings quality, and capital allocation