462.34
price up icon4.85%   21.37
pre-market  Vorhandelsmarkt:  459.10   -3.24   -0.70%
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Ciena Corp Aktie (CIEN) Neueste Nachrichten

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Jul 09, 2026

Why Did Ciena Stock Gain 460%? - Trefis

Jul 09, 2026
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Jul 09, 2026

Ciena and Telefónica Deutschland Use AI Agents to Speed Up 5G Network Slicing - Insider Monkey

Jul 09, 2026
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Jul 09, 2026

Ciena (NYSE:CIEN) Shares Up 8.8%What's Next? - MarketBeat

Jul 09, 2026
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Jul 09, 2026

Ciena Corp updates highlight networking demand. Investors eye long-term fiber and cloud growth - AD HOC NEWS

Jul 09, 2026
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Jul 09, 2026

Ciena Corporation (NYSE:CIEN) Receives Average Recommendation of "Moderate Buy" from Brokerages - MarketBeat

Jul 09, 2026
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Jul 08, 2026

Ciena Tokenized Stock (Reality) (rCIEN) Technical Analysis - Investing.com

Jul 08, 2026
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Jul 08, 2026

Ciena Corp (CIEN) Shares Surge 5.3% -- What GF Score of 72 Tells Investors - GuruFocus

Jul 08, 2026
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Jul 08, 2026

Ciena Corporation (CIEN)’s Blue Planet Division Introduced Blue Planet Configuration and Change Management - Yahoo Finance

Jul 08, 2026
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Jul 08, 2026

Ciena (CIEN) Following Index Reshuffle Has Its Growth Valuation Back In Focus - simplywall.st

Jul 08, 2026
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Jul 08, 2026

Nuveen Mid Cap Value Opportunities Fund's Ciena Corp(CIEN) Holding History - GuruFocus

Jul 08, 2026
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Jul 08, 2026

Ciena Rises as Investors Continue to Reward Strong AI Networking Growth - Moomoo

Jul 08, 2026
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Jul 08, 2026

Trade CIEN's Optical Momentum With 2X Leverage Using CIEX - Barchart.com

Jul 08, 2026
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Jul 08, 2026

How is Ciena Scaling Its Data Center Connectivity Portfolio? - The Globe and Mail

Jul 08, 2026
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Jul 08, 2026

Ciena: Great AI Prospects, But The Hurdle Is Too High (NYSE:CIEN) - Seeking Alpha

Jul 08, 2026
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Jul 08, 2026

Lmcg Investments LLC Has $23 Million Holdings in Ciena Corporation $CIEN - MarketBeat

Jul 08, 2026
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Jul 08, 2026

Cvfg LLC Invests $5.36 Million in Ciena Corporation $CIEN - MarketBeat

Jul 08, 2026
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Jul 08, 2026

Flatrock Wealth Partners LLC Invests $1.95 Million in Ciena Corporation $CIEN - MarketBeat

Jul 08, 2026
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Jul 07, 2026

15 Best Stocks to Buy for the Second Half of 2026 - Insider Monkey

Jul 07, 2026
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Jul 07, 2026

Ciena Corp (CIEN) Shares Fall 3.4% -- GF Value Says Still Overva - GuruFocus

Jul 07, 2026
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Jul 07, 2026

How AI-Driven 5G Network Slicing Positions Ciena for Long-Term Growth - The Globe and Mail

Jul 07, 2026
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Jul 07, 2026

Ciena: Up 80% YTD And Still Cheap (NYSE:CIEN) - Seeking Alpha

Jul 07, 2026
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Jul 07, 2026

Ciena: Successfully Riding The AI-Powered Wave - Seeking Alpha

Jul 07, 2026
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Jul 06, 2026

Ciena SVP & CFO Marc Graff sells $58,741 in common stock By Investing.com - Investing.com Australia

Jul 06, 2026
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Jul 06, 2026

Ciena SVP Sheela Kosaraju sells $938,460 in company stock By Investing.com - Investing.com Australia

Jul 06, 2026
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Jul 06, 2026

Form 4 Ciena Corp For: 6 July By Investing.com - Investing.com India

Jul 06, 2026
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Jul 06, 2026

Ciena (CIEN) Trials AI Automation With Telefónica Deutschland For 5G Network Slicing - Yahoo Finance

Jul 06, 2026
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Jul 06, 2026

Ciena SVP & CFO Marc Graff sells $58,741 in common stock - Investing.com Australia

Jul 06, 2026
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Jul 06, 2026

Ciena SVP Sheela Kosaraju sells $938,460 in company stock - Investing.com

Jul 06, 2026
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Jul 06, 2026

Ciena (CIEN) legal chief sells 2,013 shares under Rule 10b5-1 plan - Stock Titan

Jul 06, 2026
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Jul 06, 2026

[Form 4] CIENA CORP Insider Trading Activity - Stock Titan

Jul 06, 2026
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Jul 06, 2026

Ciena’s SVP global sales and marketing Jason Phipps sells $1.22M in stock - Investing.com

Jul 06, 2026
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Jul 06, 2026

Ciena’s SVP global sales and marketing Jason Phipps sells $1.22M in stock By Investing.com - Investing.com South Africa

Jul 06, 2026
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Jul 06, 2026

Ciena (CIEN) SVP Jason Phipps sells 2,629 shares under 10b5-1 plan - Stock Titan

Jul 06, 2026
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Jul 06, 2026

CIENA (CIEN) CEO Gary Smith sells 2,952 shares in pre-set 10b5-1 trades - Stock Titan

Jul 06, 2026
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Jul 06, 2026

JPMorgan Equity Index Fund's Ciena Corp(CIEN) Holding History - GuruFocus

Jul 06, 2026
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Jul 06, 2026

Ciena (CIEN) Names New Supply Chain and Product Technology Chiefs - Insider Monkey

Jul 06, 2026
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Jul 06, 2026

NYLI S&P 500 Index Fund's Ciena Corp(CIEN) Holding History - GuruFocus

Jul 06, 2026
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Jul 06, 2026

Zacks.com featured highlights include Ponce Financial, Credo Technology, Interface, Ciena and Citizens Financial Services - Yahoo Finance UK

Jul 06, 2026
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Jul 06, 2026

Ciena: Backlog Becomes A Multi-Year Runway (NYSE:CIEN) - Seeking Alpha

Jul 06, 2026
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Jul 05, 2026

Stephens Investment Management Group LLC Sells 140,341 Shares of Ciena Corporation $CIEN - MarketBeat

Jul 05, 2026
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Jul 05, 2026

Kepler Cheuvreux Suisse SA Makes New $1.39 Million Investment in Ciena Corporation $CIEN - MarketBeat

Jul 05, 2026
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Jul 05, 2026

Janney Montgomery Scott LLC Acquires 5,048 Shares of Ciena Corporation $CIEN - MarketBeat

Jul 05, 2026
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Jul 04, 2026

10 Best Pick and Shovel AI Stocks to Invest In - Insider Monkey

Jul 04, 2026
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Jul 04, 2026

Price to earnings forward of Ciena Corporation – NYSE:CIEN - TradingView

Jul 04, 2026
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Jul 04, 2026

Number of shareholders of Ciena Corporation – MIL:1CIEN - TradingView

Jul 04, 2026
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Jul 04, 2026

Ciena Stock Fell Nearly 9% in a Single Day as the Optics Trade Cooled. Here’s Where the Stock Could Go - TIKR.com

Jul 04, 2026
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Jul 04, 2026

Price to sales forward of Ciena Corporation – NYSE:CIEN - TradingView

Jul 04, 2026
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Jul 04, 2026

New York State Teachers Retirement System Has $48.43 Million Position in Ciena Corporation $CIEN - MarketBeat

Jul 04, 2026
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Jul 04, 2026

CIENCIENA Corp Latest SEC Filings - Finviz

Jul 04, 2026
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Jul 04, 2026

Lansforsakringar Fondforvaltning AB publ Acquires New Position in Ciena Corporation $CIEN - MarketBeat

Jul 04, 2026
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Jul 04, 2026

Fjarde AP Fonden Fourth Swedish National Pension Fund Has $15.28 Million Stock Position in Ciena Corporation $CIEN - MarketBeat

Jul 04, 2026
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Jul 04, 2026

IRON Financial LLC Acquires New Position in Ciena Corporation $CIEN - MarketBeat

Jul 04, 2026
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Jul 04, 2026

Schwab S&P 500 Index Fund's Ciena Corp(CIEN) Holding History - GuruFocus

Jul 04, 2026
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Jul 02, 2026

Ciena Corp (CIEN) Shares Fall 8.7% -- What GF Score of 72 Tells Investors - GuruFocus

Jul 02, 2026
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Jul 02, 2026

If You Invested $1000 In Ciena Stock 10 Years Ago, You Would Have This Much Today - Benzinga

Jul 02, 2026
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Jul 02, 2026

Chart of the Day: Ciena Is Just ‘Hanging Out’ - TheStreet Pro

Jul 02, 2026
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Jul 02, 2026

TKG Advisors LLC Purchases New Shares in Ciena Corporation $CIEN - MarketBeat

Jul 02, 2026
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Jul 02, 2026

Ciena Corporation $CIEN Shares Acquired by Pictet Asset Management Holding SA - MarketBeat

Jul 02, 2026
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Jul 01, 2026

A Look at Ciena Corp (CIEN) After 5.7% Decline -- GF Value $96.8 - GuruFocus

Jul 01, 2026
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Jul 01, 2026

Form 144: 10b5-1 sale and RSUs reported (CIEN) - Stock Titan

Jul 01, 2026
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Jul 01, 2026

[144] CIENA CORP SEC Filing - Stock Titan

Jul 01, 2026
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Jul 01, 2026

Tradr Introduces Leveraged ETFs on Ciena, Quantinuum, Rambus, Tower Semiconductor and TTM Technologies - ETFGI

Jul 01, 2026
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