391.34
price up icon3.22%   12.20
after-market Handel nachbörslich: 392.01 0.67 +0.17%
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Ciena Corp Aktie (CIEN) Neueste Nachrichten

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Oct 01, 2026

A 97-share sale is proposed at Ciena (NYSE: CIEN) by officer Marc Graff. - Stock Titan

Oct 01, 2026
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Oct 01, 2026

Officer Sheela Kosaraju proposes selling 2,101 Ciena (NYSE: CIEN) shares worth $746K. - Stock Titan

Oct 01, 2026
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Oct 01, 2026

An officer proposes selling 2,629 shares worth about $934K at Ciena (CIEN). - Stock Titan

Oct 01, 2026
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Oct 01, 2026

Coherent, Lumentum, and Ciena stocks surge on bullish Wall Street call - Yahoo Finance

Oct 01, 2026
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Oct 01, 2026

Ciena Corp Stock (CIEN) Moved Up by 6.03% on Oct 1: Key Drivers Unveiled - TradingKey

Oct 01, 2026
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Oct 01, 2026

Ciena Climbs 6% After a Week of Bullish Analyst Calls; Arista Ticks Up, Cisco Holds Steady - AOL.com

Oct 01, 2026
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Sep 30, 2026

CIEN Initiates Coverage On Bernstein -- Rating Set to Outperform - GuruFocus

Sep 30, 2026
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Sep 30, 2026

This Ciena Analyst Begins Coverage On A Bullish Note; Here Are Top 5 Initiations For Wednesday - Benzinga

Sep 30, 2026
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Sep 29, 2026

Form 4 Ciena Corp For: 29 September By Investing.com - Investing.com South Africa

Sep 29, 2026
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Sep 29, 2026

Ciena EVP Joseph Cumello sells $568,604 in company stock By Investing.com - Investing.com South Africa

Sep 29, 2026
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Sep 29, 2026

Ciena EVP Joseph Cumello sells $568,604 in company stock - Investing.com

Sep 29, 2026
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Sep 29, 2026

CIEN Stock Price Prediction 2026-2027 | Ciena Forecast - 247wallst.com

Sep 29, 2026
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Sep 28, 2026

CIEN Has Returned 390.8% in 675 Days Inside Eric Bleeker's AI Portfolio - 247wallst.com

Sep 28, 2026
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Sep 28, 2026

Ciena director Bruce Claflin contributes $1.02m in stock to fund - Investing.com Australia

Sep 28, 2026
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Sep 28, 2026

Form 4 Ciena Corp For: 28 September By Investing.com - Investing.com Nigeria

Sep 28, 2026
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Sep 28, 2026

Ciena director Bruce Claflin contributes $1.02m in stock to fund By Investing.com - Investing.com South Africa

Sep 28, 2026
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Sep 28, 2026

Ciena (NYSE:CIEN) Director Bruce Claflin Sells 2,857 Shares of Stock - MarketBeat

Sep 28, 2026
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Sep 28, 2026

Ciena Corp (CIEN) Shares Fall 3.6% -- What GF Score of 76 Tells Investors - GuruFocus

Sep 28, 2026
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Sep 28, 2026

Ciena (NYSE:CIEN) Stock Price Down 3.7% on Insider Selling - MarketBeat

Sep 28, 2026
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Sep 28, 2026

Ciena Slides as Investors Digest Valuation, Margin Debate After Strong September Updates - Quiver Quantitative

Sep 28, 2026
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Sep 28, 2026

Ciena's Optical Tech Gets a Boost From CtrlS Deployment - theglobeandmail.com

Sep 28, 2026
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Sep 28, 2026

$1000 Invested In Ciena 10 Years Ago Would Be Worth This Much Today - Benzinga

Sep 28, 2026
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Sep 28, 2026

Is Ciena Stock Outperforming the Nasdaq? - Barchart.com

Sep 28, 2026
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Sep 28, 2026

Ciena Corporation (CIEN) Stock Forecasts - Yahoo! Finance Canada

Sep 28, 2026
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Sep 28, 2026

Ciena Corp Agencies, 2026 - OpenSecrets

Sep 28, 2026
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Sep 28, 2026

Ciena Corp Lobbyists, 2026 - OpenSecrets

Sep 28, 2026
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Sep 28, 2026

Local public company launches $200M fund for early-stage AI firms - The Business Journals

Sep 28, 2026
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Sep 27, 2026

Form 4 Ciena Corp For: 27 September By Investing.com - Investing.com Nigeria

Sep 27, 2026
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Sep 26, 2026

Ciena Stock Heats Up After Evercore Upgrade. How $550 Could Be the Next Stop. - Barchart.com

Sep 26, 2026
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Sep 26, 2026

Form 4 Ciena Corp For: 26 September By Investing.com - Investing.com Nigeria

Sep 26, 2026
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Sep 26, 2026

Ciena director Thomas Nevens sells $1.34m in stock By Investing.com - Investing.com South Africa

Sep 26, 2026
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Sep 26, 2026

Ciena director Thomas Nevens sells $1.34m in stock - Investing.com

Sep 26, 2026
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Sep 25, 2026

After a $739,599 June sale, Ciena (CIEN) officer Joseph Cumello proposes another share sale. - Stock Titan

Sep 25, 2026
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Sep 25, 2026

Here is Why Growth Investors Should Buy Ciena (CIEN) Now - Yahoo Finance

Sep 25, 2026
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Sep 25, 2026

Ciena (CIEN) Stock Gets a $550 Price Target as AI Networking Opportunity Expands - Insider Monkey

Sep 25, 2026
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Sep 24, 2026

Ciena Corporation (CIEN) Stock Price, News, Quote & History - Yahoo! Finance Canada

Sep 24, 2026
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Sep 24, 2026

Zacks.com featured highlights include CareDx, Ciena, Celestica, Materion and MACOM Technology Solutions - Yahoo Finance

Sep 24, 2026
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Sep 23, 2026

Why Is CIEN Stock Falling Today? - Stocktwits

Sep 23, 2026
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Sep 23, 2026

Form 144 CIENA CORPORATION For: 23 September By Investing.com - Investing.com Nigeria

Sep 23, 2026
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Sep 23, 2026

Shares valued at $1.34M are proposed for sale by a Ciena (NYSE: CIEN) director. - Stock Titan

Sep 23, 2026
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Sep 23, 2026

Ciena Fell 40%—Now One Analyst Sees 50% Upside - Barchart.com

Sep 23, 2026
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Sep 23, 2026

Ciena Tokenized Stock (Ondo) USD Price (CIENON-USD) - Yahoo! Finance Canada

Sep 23, 2026
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Sep 23, 2026

Buy 3 Top-Ranked AI-Led Stocks at Deep Discount to Maximize Your Gains - Zacks Investment Research

Sep 23, 2026
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Sep 23, 2026

3 Optical Networking Stocks Retail Investors Are Watching For AI Data Center Growth - simplywall.st

Sep 23, 2026
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Sep 23, 2026

Why Has Ciena (CIEN) Returned to the Spotlight? - Kalkine Media

Sep 23, 2026
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Sep 22, 2026

Form 4 Ciena Corp For: 22 September By Investing.com - Investing.com Canada

Sep 22, 2026
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Sep 22, 2026

Cisco Sinks 6% While the Tech Sector Rises; Arista and Ciena Hold Flat - finance.yahoo.com

Sep 22, 2026
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Sep 22, 2026

Ciena Expands Global Subsea Footprint With ACE & ECHO Upgrades - TradingView

Sep 22, 2026
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Sep 22, 2026

Ciena vs. ADTRAN: Which Optical Networking Stock is the Better Buy? - Yahoo Finance

Sep 22, 2026
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Sep 22, 2026

Stifel reiterates Ciena stock rating on data center growth outlook By Investing.com - Investing.com Canada

Sep 22, 2026
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Sep 22, 2026

Ciena (NYSE:CIEN) Clears All Eight Growth Rules With Accelerating Earnings and Sales - ChartMill

Sep 22, 2026
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Sep 21, 2026

Is Ciena Corp (CIEN) Overvalued After 4.9% Rally? GF Value Says - gurufocus.com

Sep 21, 2026
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Sep 21, 2026

Evercore Just Upgraded Ciena Stock. Here's Why. - Barchart.com

Sep 21, 2026
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Sep 21, 2026

Ciena (CIEN): Wall Street Cut Targets After Earnings, Then Raised Them on 2029 Outlook - Insider Monkey

Sep 21, 2026
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Sep 21, 2026

Ciena Shares Rise After Evercore ISI Upgrade - marketscreener.com

Sep 21, 2026
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Sep 21, 2026

Evercore lifts Ciena rating on AI-driven optical networking boom - Investing.com

Sep 21, 2026
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Sep 21, 2026

Ciena (CIEN) Stock Surges Following Upgrade and Price Target Inc - gurufocus.com

Sep 21, 2026
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Sep 21, 2026

Why This AI Bottleneck Means Ciena Stock Has 58% Upside - Barron's

Sep 21, 2026
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Sep 21, 2026

CIEN Looks 214.8% Overvalued on GF Value™ - GuruFocus

Sep 21, 2026
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Sep 21, 2026

Ciena upgraded, Flutter downgraded: Wall Street's top analyst calls - Yahoo Finance

Sep 21, 2026
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