Ciena Corporation
CIEN Real Time Price USD$CIEN is featured in our Rob Bresnahan and ChatGPT - Quiver Enhanced strategies.
All StrategiesRecent trades of CIEN by members of U.S. Congress
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Recently reported changes in CIEN holdings by institutional investors
Quarterly net insider trading by CIEN's directors and management
* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.
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- 6M
- YTD
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- 2Y
- 5Y
- MAX
About
Key Metrics
Return (1d)
Return (30d)
Return (1Y)
CAGR (Total)
Max Drawdown
Beta
Alpha
Sharpe Ratio
Win Rate
Average Win
Average Loss
Annual Volatility
Annual Std Dev
Information Ratio
Treynor Ratio
Total Trades
Metrics Definitions
Disclaimer: The performance results shown are based on historical backtesting and are hypothetical in nature. Backtested performance does not represent actual trading and does not account for all market factors that may affect execution, such as liquidity, slippage, and changing market conditions. Past performance is not necessarily indicative of future results. There is no guarantee that any trading strategy will be profitable or avoid losses.
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Alpha
Measures a portfolio's risk-adjusted performance against that of its benchmark
Learn More about Alpha -
Annual Standard Deviation
Measures how much the portfolio's total return varies from its mean or average.
Learn More about Annual Standard Deviation -
Annual Volatility
A statistical measure of the dispersion of returns for the portfolio.
Learn More about Annual Volatility -
Average Win
The average return (%) for trades that resulted in a positive return.
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Average Loss
The average return (%) for trades that resulted in a negative return.
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Beta
A measure of the volatility of the portfolio compared to the market as a whole.
Learn More about Beta -
CAGR
CAGR (Compounded Annual Growth Rate), is the historical annualized rate of return for an investment strategy, throughout the backtest period.
Learn More about CAGR -
Information Ratio
A measurement of portfolio returns beyond the returns of its benchmark compared to the volatility of those returns.
Learn More about Information Ratio -
Max Drawdown
the maximum observed loss from a peak to a trough of a portfolio, before a new peak is attained.
Learn More about Max Drawdown -
Sharpe Ratio
The Sharpe Ratio is a measure of historical risk-adjusted return, which quantifies the amount of return that an investor received per unit of risk.
Learn More about Sharpe Ratio -
Total Trades
The total number of trades made by this strategy.
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Treynor Ratio
Attempts to measure how successful an investment is in providing compensation to investors for taking on investment risk.
Learn More about Treynor Ratio -
Win Rate
The percentage of total trades that resulted in a positive return.
Be the first to see our newest insights and key updates across all datasets.
Government lobbying spending instances
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$260,000 Oct 12, 2026 Issue: Trade (domestic/foreign) Homeland Security Foreign Relations Telecommunications
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$290,000 Jul 13, 2026 Issue: Telecommunications Trade (domestic/foreign) Homeland Security Foreign Relations
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$420,000 Apr 20, 2026 Issue: Telecommunications Trade (domestic/foreign) Homeland Security
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$240,000 Jan 19, 2026 Issue: Telecommunications Trade (domestic/foreign) Homeland Security
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$130,000 Oct 13, 2025 Issue: Telecommunications Trade (domestic/foreign)
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$130,000 Jul 15, 2025 Issue: Telecommunications Taxation/Internal Revenue Code Trade (domestic/foreign)
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$140,000 Apr 21, 2025 Issue: Telecommunications Taxation/Internal Revenue Code Science/Technology
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$140,000 Jan 17, 2025 Issue: Telecommunications Homeland Security Trade (domestic/foreign) Taxation/Internal Revenue Code Science/Technology
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$190,000 Oct 14, 2024 Issue: Science/Technology Taxation/Internal Revenue Code Foreign Relations Trade (domestic/foreign) Homeland Security Telecommunications
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$180,000 Jul 10, 2024 Issue: Science/Technology Taxation/Internal Revenue Code Foreign Relations Trade (domestic/foreign) Homeland Security Telecommunications
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$200,000 Jan 22, 2024 Issue: Copyright/Patent/Trademark Science/Technology Taxation/Internal Revenue Code Foreign Relations Trade (domestic/foreign) Homeland Security Telecommunications
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$50,000 Oct 20, 2023 Issue: Trade (domestic/foreign) Telecommunications
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$50,000 Jul 20, 2023 Issue: Trade (domestic/foreign) Telecommunications
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$40,000 Jan 20, 2023 Issue: Trade (domestic/foreign) Homeland Security Telecommunications
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$30,000 Oct 14, 2022 Issue: Trade (domestic/foreign) Homeland Security Telecommunications
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$30,000 Jul 20, 2022 Issue: Trade (domestic/foreign) Homeland Security Telecommunications
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$30,000 Apr 20, 2022 Issue: Homeland Security Telecommunications
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$30,000 Jan 20, 2022 Issue: Homeland Security Telecommunications
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$30,000 Oct 20, 2021 Issue: Trade (domestic/foreign) Telecommunications Homeland Security
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$30,000 Jul 20, 2021 Issue: Telecommunications Homeland Security Trade (domestic/foreign)
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$30,000 Apr 20, 2021 Issue: Telecommunications Trade (domestic/foreign) Homeland Security
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$30,000 Jan 21, 2021 Issue: Homeland Security Telecommunications Defense Science/Technology Trade (domestic/foreign)
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$30,000 Oct 20, 2020 Issue: Science/Technology Homeland Security Trade (domestic/foreign) Defense Telecommunications
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$30,000 Jul 20, 2020 Issue: Defense Science/Technology Homeland Security Trade (domestic/foreign) Telecommunications
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$30,000 Apr 20, 2020 Issue: Trade (domestic/foreign) Defense Science/Technology Telecommunications Homeland Security
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$30,000 Jan 21, 2020 Issue: Science/Technology Homeland Security Telecommunications Trade (domestic/foreign) Defense
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$30,000 Oct 21, 2019 Issue: Science/Technology Homeland Security Telecommunications Trade (domestic/foreign) Defense
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$30,000 Jul 22, 2019 Issue: Science/Technology Homeland Security Trade (domestic/foreign) Defense Telecommunications
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$30,000 Apr 22, 2019 Issue: Science/Technology Homeland Security Defense Telecommunications Trade (domestic/foreign)
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$30,000 Jan 21, 2019 Issue: Defense Telecommunications Homeland Security Science/Technology Trade (domestic/foreign)
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$30,000 Oct 18, 2018 Issue: Trade (domestic/foreign) Defense Telecommunications Homeland Security Science/Technology
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$30,000 Jul 19, 2018 Issue: Science/Technology Homeland Security Telecommunications Trade (domestic/foreign) Defense
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$30,000 Apr 19, 2018 Issue: Science/Technology Homeland Security Defense Telecommunications Trade (domestic/foreign)
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$30,000 Jan 19, 2018 Issue: Homeland Security Trade (domestic/foreign) Defense Telecommunications Science/Technology
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$30,000 Oct 19, 2017 Issue: Homeland Security Science/Technology Trade (domestic/foreign) Defense Telecommunications
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$30,000 Jul 19, 2017 Issue: Science/Technology Homeland Security Trade (domestic/foreign) Defense Telecommunications
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$30,000 Apr 19, 2017 Issue: Telecommunications Homeland Security Science/Technology Trade (domestic/foreign) Defense
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$30,000 Jan 19, 2017 Issue: Science/Technology Telecommunications Homeland Security Defense Trade (domestic/foreign)
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$30,000 Oct 19, 2016 Issue: Trade (domestic/foreign) Homeland Security Telecommunications Science/Technology Defense
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$30,000 Sep 21, 2016 Issue: Science/Technology Homeland Security Telecommunications Defense Trade (domestic/foreign)
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$30,000 Apr 20, 2016 Issue: Defense Trade (domestic/foreign) Telecommunications Homeland Security Science/Technology
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$30,000 Jan 19, 2016 Issue: Trade (domestic/foreign) Defense Homeland Security Science/Technology Telecommunications
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$30,000 Oct 20, 2015 Issue: Telecommunications Defense Trade (domestic/foreign) Homeland Security Science/Technology
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$30,000 Jul 17, 2015 Issue: Science/Technology Defense Trade (domestic/foreign) Telecommunications Homeland Security
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$30,000 Apr 17, 2015 Issue: Science/Technology Telecommunications Defense Trade (domestic/foreign) Homeland Security
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$30,000 Jan 19, 2015 Issue: Science/Technology Homeland Security Trade (domestic/foreign) Defense Telecommunications
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$30,000 Oct 17, 2014 Issue: Trade (domestic/foreign) Defense Telecommunications Homeland Security Science/Technology
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$30,000 Jul 16, 2014 Issue: Trade (domestic/foreign) Telecommunications Homeland Security Science/Technology
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$30,000 Apr 21, 2014 Issue: Science/Technology Homeland Security Trade (domestic/foreign) Telecommunications
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$30,000 Feb 10, 2014 Issue: Telecommunications Trade (domestic/foreign) Homeland Security Science/Technology
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$30,000 Oct 21, 2013 Issue: Telecommunications Trade (domestic/foreign) Homeland Security Science/Technology
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$30,000 Jul 22, 2013 Issue: Science/Technology Trade (domestic/foreign) Telecommunications Homeland Security
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$30,000 Apr 24, 2013 Issue: Homeland Security Trade (domestic/foreign) Telecommunications Science/Technology
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$30,000 Jan 22, 2013 Issue: Science/Technology Trade (domestic/foreign) Telecommunications Homeland Security
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$30,000 Oct 22, 2012 Issue: Trade (domestic/foreign) Telecommunications Homeland Security Science/Technology
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$30,000 Jul 20, 2012 Issue: Science/Technology Homeland Security Trade (domestic/foreign) Telecommunications
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$30,000 Apr 20, 2012 Issue: Homeland Security Science/Technology Trade (domestic/foreign) Telecommunications
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$30,000 Jan 20, 2012 Issue: Telecommunications Trade (domestic/foreign) Science/Technology Homeland Security
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$30,000 Oct 20, 2011 Issue: Trade (domestic/foreign) Homeland Security Science/Technology Telecommunications
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$30,000 Jul 20, 2011 Issue: Science/Technology Trade (domestic/foreign) Homeland Security Telecommunications
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$30,000 Apr 20, 2011 Issue: Science/Technology Trade (domestic/foreign) Telecommunications Homeland Security
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$30,000 Jan 20, 2011 Issue: Trade (domestic/foreign) Science/Technology Telecommunications Homeland Security
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$30,000 Oct 20, 2010 Issue: Trade (domestic/foreign) Telecommunications Homeland Security Science/Technology
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$30,000 Jul 20, 2010 Issue: Science/Technology Trade (domestic/foreign) Telecommunications Homeland Security
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$20,000 Apr 20, 2010 Issue: Trade (domestic/foreign) Telecommunications Homeland Security Science/Technology
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$20,000 Oct 18, 2008 Issue: Telecommunications
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$20,000 Jul 21, 2008 Issue: Telecommunications
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$15,000 May 30, 2008 Issue: Telecommunications Copyright/Patent/Trademark
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$30,000 Feb 14, 2008 Issue: Telecommunications Copyright/Patent/Trademark
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$60,000 Aug 14, 2007 Issue: Telecommunications Copyright/Patent/Trademark
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$60,000 Feb 15, 2007 Issue: Telecommunications Copyright/Patent/Trademark
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$60,000 Aug 22, 2006 Issue: Telecommunications
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$80,000 Feb 14, 2006 Issue: Telecommunications
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$80,000 Jul 22, 2005 Issue: Telecommunications
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$120,000 Feb 25, 2005 Issue: Telecommunications
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$60,000 Aug 05, 2004 Issue: Telecommunications
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$120,000 Apr 16, 2004 Issue: Telecommunications
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$60,000 Aug 14, 2003 Issue: Telecommunications
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$160,000 Feb 25, 2003 Issue: Telecommunications
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$100,000 Aug 21, 2002 Issue: Telecommunications
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$180,000 Mar 13, 2002 Issue: Telecommunications
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$120,000 Aug 13, 2001 Issue: Telecommunications
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$240,000 Feb 14, 2001 Issue: Telecommunications
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$100,000 Aug 17, 2000 Issue: Telecommunications
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$80,000 Feb 16, 2000 Issue: Telecommunications
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$140,000 Aug 13, 1999 Issue: Telecommunications
Former government officials who have lobbied for CIEN
16 former government officials from 12 congressional offices at 4 lobbying firms have lobbied for CIEN, most recently Oct 12, 2026.
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Grace Koh House U.S. Ambassador & Head of Delegation to ITU World Radiocommunication Conf. 2019, State Dept. (2019-20); Special Asst. to President for Tech, Telecom & Cybersecurity Policy (2017-19); Deputy Chief Counsel, U.S. House Subcmte on Comm. & Tech (2013-17).
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Blake Killion Senate New Intern, Sen. Bob Corker; Staff Assistant, Legislative Correspondent, Legislative Aide, Sen. Marsha Blackburn; Legislative Assistant, Rep. Kevin McCarthy; Legislative Assistant, 20thDistrict of California; Legislative Assistant, Rep. Vince Fong. -
William Killion House New US Department of State - Director of House Affairs, Intergovernmental Affairs and Special Advisor for Oversight; Acting Director, Regional, Global, and Functional Affairs; Special Assistant for Intergovernmental and Legislative Affairs.
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Matthew Mowers House New US Department of State - Senior White House Advisor
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Christina Barone House New Intern to Rep. Rosa DeLauro, January 2013-April 2013; and August 2014-May 2015. -
Joshua Teitelbaum Senate New Deputy Assistant Secretary of Commerce, 2014-2016; Staff Director, US Senate HELP Subcommittee on Children and Families, 2013-2014; Legislative Assistant, Senator Kay Hagan, 2011-2013; Legislative Counsel, Congressman Steve Israel, 2009-2011. -
Kelly Ann Shaw House New Depty. Assistant, President for International Economic Affairs, Depty Director, National Economic Council 2018-2019; Trade Counsel Committee on Ways and Means, 2016-2018; Legislative Correspondent Congressman George Nethercutt, 2004. -
Poorvie Bishnoi House New Intern, Rep Brett Guthrie (R-KY), Intern, Sen. Mitch McConnell (R-KY)
CIEN Estimated quarterly lobbying spending
CIEN Revenue by Segment or Geography
New CIEN patent grants
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Patent Title: Methods and systems to select active and standby ports in link aggregation groups Jun. 05, 2018
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Patent Title: Systems and methods modeling optical sources in optical spectrum controllers for control thereof May. 29, 2018
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Patent Title: Systems and methods for a preemptive controller for photonic line systems May. 29, 2018
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Patent Title: Horizontal synchronization extensions for service resizing in optical networks May. 29, 2018
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Patent Title: Scalable switch fabric using optical interconnects May. 22, 2018
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Patent Title: Systems and methods for channel additions over multiple cascaded optical nodes May. 15, 2018
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Patent Title: Make before break optical mesh network element Jul. 07, 2015
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Patent Title: Method for discovery and load balancing of path computation elements based on transport plane link metrics Jun. 30, 2015
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Patent Title: Highly scalable ospf routing in support of full mesh optical networks Jun. 30, 2015
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Patent Title: Noise-tolerant optical modulation Jun. 30, 2015
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Patent Title: Differentiation of power and channel count changes in optically amplified links Jun. 23, 2015
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Patent Title: Network specific routing and wavelength assignment for optical communications networks Jun. 16, 2015
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Patent Title: Optimum modulator bias systems and methods in coherent optical transmitters Jun. 16, 2015
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Patent Title: Optical communication network path restoration Jun. 09, 2015
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Patent Title: Network spares audit optimization and maintenance systems and methods Jun. 02, 2015
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Patent Title: E-spring support of ethernet protection May. 26, 2015
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Patent Title: Optimized seam allocation in an ethernet ring network May. 05, 2015
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Patent Title: Systems and methods for noise tolerant signal processing in pilot assisted data receivers Apr. 14, 2015
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Patent Title: Constrained continuous phase modulation and demodulation in an optical communications system Mar. 17, 2015
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Patent Title: Electro-optical switching fabric systems and methods Mar. 17, 2015
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Patent Title: Low power optical transceiver using orthogonal polarization detection technique Mar. 10, 2015
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Patent Title: Transient and switching event stabilization of fiber optic transport systems Mar. 03, 2015
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Patent Title: Methods and systems of preserving client overhead bytes in optical transport network tunneling applications Feb. 17, 2015
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Patent Title: Coherent augmented optical add-drop multiplexer Feb. 17, 2015
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Patent Title: Dynamic packet traffic performance adjustment systems and methods Feb. 17, 2015
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Patent Title: Optical transport network synchronization and timestamping systems and methods Feb. 10, 2015
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Patent Title: Systems and methods for handling performance monitoring data Feb. 03, 2015
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Patent Title: Selecting a link of a link group based on contents of a concealed header Feb. 03, 2015
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Patent Title: Resilient interworking of shortest path bridging and ethernet virtual private networks Feb. 03, 2015
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Patent Title: Communication between call controllers by amending call processing messages Jan. 27, 2015
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Patent Title: Software defined networking systems and methods via a path computation and control element Jan. 27, 2015
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Patent Title: Minimum variance carrier recovery Jan. 06, 2015
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Patent Title: Dynamic trail termination point creation for optical transport networks Jan. 06, 2015
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Patent Title: Systems and methods for constrained forwarding based packet network connectivity Jan. 06, 2015
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Patent Title: Signal framing in a coherent optical receiver Dec. 09, 2014
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Patent Title: Analog continuous time matched pulse shaping transmitter and receiver filters Dec. 09, 2014
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Patent Title: Controlling session keys through in-band signaling Nov. 25, 2014
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Patent Title: Congestion managed traffic engineering services in multiprotocol label switching and generalized multiprotocol label switching networks Nov. 25, 2014
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Patent Title: Method and apparatus for configuring and validating telecom and datacom systems Nov. 18, 2014
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Patent Title: Counter management algorithm systems and methods for high bandwidth systems Nov. 11, 2014
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Patent Title: Systems and methods for carrier ethernet using referential tables for forwarding decisions Nov. 11, 2014
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Patent Title: Raman amplifier gain compression systems and methods based on signal power monitoring Nov. 11, 2014
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Patent Title: System and method for stationary finite impulse response filters in programmable microelectronic circuits Nov. 11, 2014
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Patent Title: Extended dynamic range optical amplifier Oct. 28, 2014
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Patent Title: Optical transport network high order mapping systems and methods Oct. 21, 2014
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Patent Title: Optical service channel systems and methods over high loss links Oct. 21, 2014
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Patent Title: Systems and methods for noise tolerant signal processing in pilot assisted data receivers Oct. 21, 2014
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Patent Title: Systems and methods for the compensation of nonlinear cross polarization and cross phase modulation in dual polarization coherent channels Oct. 14, 2014
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Patent Title: Shortest path routing systems and methods for networks with non-fully meshed vertices Oct. 07, 2014
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Patent Title: Mesh restoration and bandwidth allocation systems and methods for shared risk connection groups Oct. 07, 2014
Federal grants, loans, and purchases
Estimated quarterly amount awarded to CIEN from public contracts
Recent insights relating to CIEN
Recent picks made for CIEN stock on CNBC
ETFs with the largest estimated holdings in CIEN
- ... Highest Price Target
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- ... Lowest Price Target
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- Is $CIEN stock a Buy, Sell, or Hold?
- What is the price target for $CIEN stock?
* Analyst consensus is not financial advice. Please see our data disclaimers .
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- Who owns $CIEN stock?
- Who owns the most shares of $CIEN stock?
- What funds own $CIEN stock?
* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.
The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.
The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.Sign Up to view CIEN Smart Score
See concise summaries of analyst reports, presenting both bullish and bearish arguments for a stock.
Example:
The Bulls Say summary highlights positive aspects of the stock.
The Bears Say summary points out potential risks and negative aspects of the stock.
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.
- Address Hanover, MD
- Market Cap 47.2 billion
- Employees 9,080
- Industrial Classification Telephone & Telegraph Apparatus
Ciena Corporation (CIEN) Historical Stock Prices
Daily open, high, low, close, adjusted close and volume for Ciena Corporation (CIEN).
Quiver Premium charts CIEN's full daily history since 2014 with each congressional purchase and sale and every open-market insider purchase marked on the price line, with hover details for each trade.
Upgrade to Premium| Date | Open | High | Low | Close | Adj. Close | Volume |
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Open, high, low and close are the prices as traded. Adjusted close accounts for splits and dividends, and is what the chart and returns use. Where a company changed its ticker, its history under the old symbol is included.
The Quiver API serves daily prices back to 2014 alongside congressional trades, insider trades, 13F holdings and lobbying, all under one key and inside Claude or ChatGPT through our MCP server.
Explore the Quiver APIWe estimate that -- received a compensation of -- in --, making them the highest paid executive at CIEN, per a recent SEC DEF 14A filing. We estimate that the median employee at CIENA CORP is paid $99,735.
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