CIENA CORP (CIEN)
About CIENA CORP
Ciena is a leader in high-speed optical connectivity, providing systems, components, and automation software for telecom providers and enterprises, such as data centers, to enable long-distance connectivity. The company operates through four primary business segments: networking platforms, platform software and services, Blue Planet automation software, and global services. While telecom carriers remain important customers, cloud providers and hyperscalers now drive a significant portion of the business. To meet the demands of AI data centers, customers are adopting Ciena's WaveLogic 6 platform, the first to support 1.6 terabits-per-second capacity.
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Financial summary
- Revenue FY2025
- $4.8B
- Net income
- $123.3M
- Total assets
- $5.9B
- Market cap
- $55.3B
Source: SEC EDGAR · updated Jun 7, 2026
15-minute delayed · data by Polygon.io
Past year · hover for prices
52-week range
- Market cap
- $55.3B
- Shares outstanding
- 164.7M
- Open
- —
- Day range
- –
- Prev close
- —
- Volume
- —
- IPO date
- Feb 7, 1997
Ciena Corp (CIEN) Stock Price
- Profitable — net income of $123.3M in FY2025.
- Trading 46% below its 52-week high.
Automatically generated from public filings and market data. Informational only — not investment advice or a recommendation to buy or sell any security.
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Ciena Corp: frequently asked questions
Is Ciena Corp an American company?
Yes — Ciena Corp is an American company. Ciena Corp is incorporated in Delaware, United States and headquartered in Hanover, Maryland. Its legal-entity record reports no foreign parent — the company is independently American-owned.
Where is Ciena Corp incorporated?
Ciena Corp is legally incorporated in Delaware, United States, according to its GLEIF legal-entity record.
Who owns Ciena Corp?
Ciena Corp reports no parent company in its legal-entity record — it is independently owned rather than a subsidiary.
Is Ciena Corp traded on a US stock exchange?
Yes — Ciena Corp trades under the ticker CIEN on the NYSE.
Where is Ciena Corp headquartered?
Ciena Corp is headquartered in Hanover, Maryland, United States.
Is Ciena Corp publicly traded?
Yes — Ciena Corp is a publicly traded company. Its stock trades under the ticker symbol CIEN on the NYSE.
What does Ciena Corp do?
Ciena Corp is an American Telecom company in the Technology & Electronics sector.
