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Financial data sourced from official regulatory filings and verified market data providers. Metrics calculated using GAAP/IFRS standards.

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The analyses and visuals on this site are for informational purposes only and do not constitute investment advice.

Investment decisions involve risk. Verify data independently and consult a licensed advisor when needed.

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Last updated: April 2026

CIEN STOCK ANALYSIS

Ciena Corp — price, returns and risk statistics

CIENCiena Corp

🇺🇸 USA · US · Technology · Communication Equipment

Value itDuel
PriceFinancialsPeers

Price summary

Last Close

440.97 $

Jul 8, 26

Market Cap

64.5 B $

Q2 2026 (TTM)

52-Week Range

77.75 $627.00 $

Return and risk cards

Total Return

%+460.6

Trailing 1-year performance

Volatility

%68.6

Price fluctuation measure

Sharpe Ratio

2.29

Risk/Return ratio

Sortino Ratio

2.26

Downside risk/return

Distance to Peak

%-29.7

Difference from 52-week peak

Maximum Drawdown

-%33.2

Deepest 1-year decline

Seasonality

Seasonality Chart

Year 2023
Year 2024
Year 2025
Current Period 2026
3/3 positive months

Periodic Returns

1M

-5.5%

3M

-10.7%

6M

+70.1%

YTD

+88.6%

1Y

+460.6%

3Y

+921.0%

Returns are computed from split-adjusted closes; dividends are not included.

YTD Return — Stock vs Asset Classes

Year-to-date
CIEN+88.6%Gold-5.8%Silver-16.8%S&P 500+9.3%

Stock and gold/silver returns are in USD (metals converted into the stock's currency). The S&P 500 index is measured in its own currency.

Monthly positivity

Monthly Avg Positive/Negative Close

Positive Count
Negative Count
Average Positive %
Average Negative %

Frequently Asked Questions

What is the current Ciena Corp (CIEN) stock price?

CIEN last closed at 440.97 $ (Jul 8, 26). Price data is refreshed after every trading day.

What is the P/E ratio of CIEN?

Ciena Corp trades at a trailing-twelve-month P/E of 147.21. See the comparison tables on the Peers tab for the industry context.

What is the market capitalization of Ciena Corp?

Ciena Corp (CIEN) has a market capitalization of approximately 64.5 B $ as of the latest reported period.

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Data on this page refreshes once per day. Price data as of Jul 8, 26. This content is for informational purposes only and is not investment advice.