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Ciena Corporation Common Stock
(NY:
CIEN
)
392.48
-6.99 (-1.75%)
Official Closing Price
Updated: 6:30 PM EDT, Aug 20, 2026
Add to My Watchlist
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Ciena's Massive AI Tailwind: Optical Networks Are Now Critical
↗
Today 9:05 EDT
AI's next bottleneck may have little to do with faster chips. See why Ciena's optical networking technology could become increasingly important as massive AI systems expand.
Via
The Motley Fool
Topics
Artificial Intelligence
Ciena CEO Sells 2,952 Shares for $1.3 Million
↗
August 19, 2026
Disposition executed under a pre-established Rule 10b5-1 plan, while the CEO retains 246,030 shares.
Via
The Motley Fool
Topics
Regulatory Compliance
Why Ciena Stock Tanked by Almost 9% on Tuesday
↗
August 18, 2026
An analyst chopped his price target on the AI equipment specialist.
Via
The Motley Fool
Topics
Artificial Intelligence
Ciena (NYSE:CIEN) Passes the Eight-Rule Growth Screen: Earnings, Margins, and Cash Flow All Accelerating
↗
August 17, 2026
Via
Chartmill
Discover which S&P500 stocks are making waves on Tuesday.
↗
August 18, 2026
Via
Chartmill
Stay informed with the top movers within the S&P500 index on Tuesday.
↗
August 18, 2026
Via
Chartmill
What's going on in today's session: S&P500 gap up and gap down stocks
↗
August 18, 2026
Via
Chartmill
$1000 Invested In Ciena 15 Years Ago Would Be Worth This Much Today
↗
August 17, 2026
Ciena (NYSE:CIEN) has outperformed the market over the past 15 years by 14.38% on an annualized basis producing an average annual return of 27.83%. Currently, Ciena has a market capitalization of...
Via
Benzinga
Which S&P500 stocks are moving on Monday?
↗
August 17, 2026
Via
Chartmill
These S&P500 stocks are moving in today's session
↗
August 17, 2026
Via
Chartmill
Top S&P500 movers in Friday's session
↗
August 14, 2026
Via
Chartmill
Uncover the latest developments among S&P500 stocks in today's session.
↗
August 14, 2026
Via
Chartmill
Thursday's session: top gainers and losers in the S&P500 index
↗
August 13, 2026
Via
Chartmill
The Next Big AI Market Bottleneck Is Here: 8 Stocks to Play the Boom in Optics
↗
August 13, 2026
The rally in optical stocks could just be beginning.
Via
The Motley Fool
Topics
Artificial Intelligence
Why Is Ciena Stock Surging on Wednesday?
↗
August 12, 2026
Ciena Corporation (NYSE: CIEN) stock is surging on Wednesday as fiber optic connectivity companies move higher following strong Q4 earnings from Lumentum Holdings Inc. (NASDAQ: LITE).
Via
Benzinga
Uncover the latest developments among S&P500 stocks in today's session.
↗
August 12, 2026
Via
Chartmill
These S&P500 stocks are gapping in today's session
↗
August 12, 2026
Via
Chartmill
Which S&P500 stocks are moving before the opening bell on Wednesday?
↗
August 12, 2026
Via
Chartmill
Discover which S&P500 stocks are making waves on Monday.
↗
August 10, 2026
Via
Chartmill
If You Invested $100 In Ciena Stock 10 Years Ago, You Would Have This Much Today
↗
August 07, 2026
Ciena (NYSE:CIEN) has outperformed the market over the past 10 years by 21.36% on an annualized basis producing an average annual return of 34.83%. Currently, Ciena has a market capitalization of...
Via
Benzinga
Ciena Announces Reporting Date and Web Broadcast for Fiscal Third Quarter 2026 Results
August 06, 2026
From
Ciena Corporation
Via
Business Wire
e& UAE Unveils Future-Ready DWDM Network Powered by Ciena’s High-Speed Connectivity Solutions
August 05, 2026
From
Ciena Corporation
Via
Business Wire
S&P 500 Prints Fresh Record As Chips Rip And Hormuz Talks Crack The Oil Trade
↗
August 05, 2026
Via
Chartmill
Topics
Stocks
Quantum Corridor, Ciena, and Toshiba Complete World’s First 1.6 Tb/s Quantum-Safe Optical Encryption Milestone on Live Commercial Network
August 04, 2026
From
Ciena Corporation
Via
Business Wire
Tuesday's pre-market session: top gainers and losers in the S&P500 index
↗
August 04, 2026
Via
Chartmill
Exploring the top movers within the S&P500 index during today's session.
↗
July 28, 2026
Via
Chartmill
Tuesday's session: top gainers and losers in the S&P500 index
↗
July 28, 2026
Via
Chartmill
These S&P500 stocks are gapping in today's session
↗
July 28, 2026
Via
Chartmill
These S&P500 stocks are moving in today's pre-market session
↗
July 28, 2026
Via
Chartmill
Which S&P500 stocks are moving on Monday?
↗
July 27, 2026
Via
Chartmill
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