CienaCIEN +0.80%72 Market Cap is $65,611 Mil as of Jun. 24, 2026. GuruFocus rates CIEN with a GF Score™ of 72/100 and a GF Value™ of $96.34 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 2,514 Hardware companies, Ciena ranks better than 98.93% on this metric.
Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). Ciena's share price for the quarter that ended in Apr. 2026 was $527.58. Ciena's Shares Outstanding (EOP) for the quarter that ended in Apr. 2026 was 142 Mil. Therefore, Ciena's market cap for the quarter that ended in Apr. 2026 was $74,704 Mil.
Ciena's quarterly market cap
increased
from Oct. 2025 ($26,782 Mil) to Jan. 2026 ($35,619 Mil) and
increased
from Jan. 2026 ($35,619 Mil) to Apr. 2026 ($74,704 Mil).
Ciena's annual market cap
increased
from Oct. 2023 ($6,112 Mil) to Oct. 2024 ($9,060 Mil) and
increased
from Oct. 2024 ($9,060 Mil) to Oct. 2025 ($26,782 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. Ciena's Enterprise Value for Today is $65,989 Mil.
Ciena (NYSE:CIEN) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
Ciena Market Cap Related Terms
Ciena Market Cap Historical Data
* Premium members only.
The historical data trend for Ciena's Market Cap can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
For the Communication Equipment subindustry, Ciena's Market Cap, along with its competitors' market caps and Market Cap data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Ciena Market Cap vs Hardware Industry
For the Hardware industry and Technology sector, Ciena's Market Cap distribution charts can be found below:
* The bar in red indicates where Ciena's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
Ciena's Market Cap for the fiscal year that ended in Oct. 2025 is calculated as
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Ciena (CIEN) has a Market Cap of $65,611 Mil as of Jun. 24, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Ciena and its competitors. According to the industry distribution chart, Ciena ranks #27 out of 2514 companies in the Hardware industry, placing it in the top 1.1%.
Is Ciena's Market Cap too high?
Ciena's current Market Cap is $65,611 Mil. The Hardware industry median Market Cap is 211.80. Ciena's value of $65,611 Mil is 30878.1% above this industry median. Based on the distribution chart, Ciena ranks #27 out of 2514 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, Ciena has a GF Score™ of 72/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Ciena's Market Cap compare to MSI and LITE?
According to the Hardware industry distribution chart, Ciena ranks #27 out of 2514 companies for Market Cap. This places Ciena in the top 1% of its industry — outperforming the majority of peers. The industry median Market Cap is 211.80. Ciena's value of $65,611 Mil is 30878.1% above this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for a Hardware company?
The median Market Cap among Hardware companies is 211.80, based on 2,514 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Ciena's current Market Cap of $65,611 Mil is 30878.1% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Ciena and its competitors. For the Hardware industry, the median Market Cap is 211.80 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Ciena's current Market Cap is $65,611 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ciena stock overvalued right now?
Based on GuruFocus' analysis, Ciena (CIEN) is currently considered Significantly Overvalued. The stock's GF Value™ is $96.34, compared to a current price of $463.51 — trading 381.1% above its estimated fair value. The current Market Cap is $65,611 Mil and 30878.1% above the Hardware industry median of 211.80. Ciena's overall GF Score™ is 72/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For Ciena (CIEN), the current Market Cap is $65,611 Mil as of Jun. 24, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Ciena (CIEN) Overvalued in 2026?
Based on GuruFocus' analysis, Ciena stock appears to be overvalued.
The current stock price of $463.51 is trading 381.1% above its estimated GF Value™ of $96.34.
GuruFocus considers Ciena to be Significantly Overvalued.
Key valuation signals for CIEN:
Market Cap: $65,611 Mil
GF Value™: $96.34 vs. price of $463.51 (381.1% above fair value)
Industry Position: 30878.1% above the Hardware median (#27 of 2514)
No single metric tells the full story. See the CIEN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
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.
72GF Score
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