Ciena Corporation (CIEN) is a Technology stock trading at $392.77 (as of 2026-08-20), with a market capitalization of $55.60B and a trailing P/E of 126.8. Figures are sourced from first-party U.S. SEC EDGAR filings and market data.
Ciena Corporation provides network hardware, software, and services that support the transport, routing, switching, aggregation, service delivery, and management of video, data, and voice traffic on communications networks worldwide. The company's Networking Platforms segment offers hardware networking products and solutions that optimized for the convergence of coherent optical transport, optical transport network switching, and packet switching. Its products include 6500 Packet-Optical Platform, 5430 Reconfigurable Switching System, Waveserver stackable interconnect system, and the 6500 Reconfigurable line system, and the 5400 family of Packet-Optical platforms, as well as Z-Series Packet-Optical Platform; 3000 family of service delivery switches and service aggregation switches, and the 5000 family of service aggregation switches, as well as 8700 Packetwave Platform and the Ethernet packet configuration for the 5410 Service Aggregation Switch; and 6500 Packet Transport System. This segment also sells operating system software and enhanced software features embedded in each of its products. The company's Blue Planet Automation Software and Services segment provides multi-domain service orchestration, inventory, route optimization and analysis, network function virtualization orchestration, analytics, and related services. Its Platform Software and Service segment offers OneControl unified management system and platform software services, as well as manage, control, and plan software. The company's Global Services segment provides consulting and network design, installation and deployment, maintenance support, and training services. The company sells its products through direct and indirect sales channels to network operators. Ciena Corporation was founded in 1992 and is headquartered in Hanover, Maryland.
Ciena sells networking hardware, software, and services that enable communications networks to transport, route, switch, aggregate, and manage video, data, and voice traffic, and it makes money largely through revenue from networking platforms (optical and converged packet) plus global services.
Ciena's profit model is primarily driven by selling networking platforms, especially optical and converged packet networking, with global services adding an additional revenue stream.
| Optical | $0.8B |
| Packet | $0.7B |
| Services | $0.2B |
Business quality (Solid): Data supports the business description and provides revenue candidates by product line and services, but the segment split shown here relies on available revenue candidates rather than a fully confirmed official segment map.
Valuation: At 149× earnings, CIEN trades 190% above the Semiconductors average (51×). Note: one-time items can distort reported P/E.
| Price | $392.77 |
| Market Cap | $55.60B |
| P/E Ratio | 126.8 |
| EV / EBITDA | 88.6 |
| Price / Book | 19.22 |
| Price / Sales | 9.98 |
| FCF Yield | 1.5% |
| DCF Value (model) | $4.66 |
| DCF Upside vs Price | -98.8% |
| Revenue (TTM) | $4.77B |
| Net Margin | 2.6% |
| Revenue Growth (YoY) | 39.5% |
| EPS Growth (YoY) | 2466.7% |
| FCF Growth (YoY) | 70.5% |
| Altman Z-Score | 11.22 (safe) |
| Piotroski F-Score | 7/9 (strong) |
| Stock P/E | 126.8 |
| Sector P/E (Technology) | 33.9 |
| Industry P/E (Electronic Equipment) | 39.4 |
| vs Sector | 273.9% |
| vs Industry | 222.0% |
| Top Institutional Holder | FMR LLC ($8.23B) |
| Institutional Holders Tracked | 10 |
| Congressional Trades (recent) | 10 |
| Sector | Technology |
| Industry | Electronic Equipment |
| CEO | Gary Smith |
| Employees | 8,795 |
| Country | US |
| IPO Date | 1997-02-07 |
Data as of 2026-08-20.
Figures sourced from U.S. Securities and Exchange Commission (SEC EDGAR) filings and market data. Not personalized investment advice.