Ciena

1D
1W
1M
3M
YTD
1Y
5Y
ALL

Trade Ciena 24 hours a day, five days a week on Robinhood.

Robinhood gives you the tools to revolutionize your trading experience. Use the streamlined mobile app, or access advanced charts and execute precise trades on our browser-based platform, Robinhood Legend. Risks and limitations apply.

About CIEN

Ciena Corp. is a network technology company, which engages in the provision of hardware, software, and services to network operators, as well as enabling enhanced network capacity, service delivery, and automation. It operates through the following segments: Networking Platforms, Platform Software and Services, Blue Planet Automation Software and Services, and Global Services. 

CEO
Gary B. Smith
CEOGary B. Smith
Employees
9,080
Employees9,080
Headquarters
Hanover, Maryland
HeadquartersHanover, Maryland
Founded
1992
Founded1992
Employees
9,080
Employees9,080

CIEN Key Statistics

Market cap
74.02B
Market cap74.02B
Price-Earnings ratio
393.96
Price-Earnings ratio393.96
Dividend yield
Dividend yield
Average volume
2.20M
Average volume2.20M
High today
$605.90
High today$605.90
Low today
$491.05
Low today$491.05
Open price
$551.96
Open price$551.96
Volume
4.75M
Volume4.75M
52 Week high
$637.51
52 Week high$637.51
52 Week low
$70.77
52 Week low$70.77

Stock Snapshot

As of today, Ciena(CIEN) shares are valued at $523.46. The company's market cap stands at 74.02B, with a P/E ratio of 393.96.

During the trading session on 2026-06-04, Ciena(CIEN) shares reached a daily high of $605.90 and a low of $491.05. At a current price of $523.46, the stock is +6.6% higher than the low and still -13.6% under the high.

Trading volume for Ciena(CIEN) stock has reached 4.75M, versus its average volume of 2.2M.

The stock's 52-week range extends from a low of $70.77 to a high of $637.51.

The stock's 52-week range extends from a low of $70.77 to a high of $637.51.

CIEN News

TipRanks 41m
Ciena price target raised to $530 from $320 at Raymond James

Raymond James raised the firm’s price target on Ciena (CIEN) to $530 from $320 and keeps an Outperform rating on the shares following the fiscal Q2 report. The...

MarketWatch 3h
Ciena’s stock is tumbling and taking other optical-networking shares down with it

Shares of Ciena were down more than 18% on Thursday despite an earnings and revenue beat. Optical stocks had been on a hot streak recently but are showing a sh...

Ciena’s stock is tumbling and taking other optical-networking shares down with it
Sherwood News 4h
Ciena sinks despite crushing Q2 estimates and raising full-year outlook

Ciena sinks despite crushing Q2 estimates and raising full-year outlook Ciena Corp. shares are plunging Thursday despite the network technology company posting...

Ciena sinks despite crushing Q2 estimates and raising full-year outlook

Analyst ratings

61%

of 23 ratings
Buy
60.9%
Hold
34.8%
Sell
4.3%

More CIEN News

Nasdaq 5h
Ciena Surpasses Q2 Earnings and Revenue Estimates

Ciena (CIEN) came out with quarterly earnings of $1.64 per share, beating the Zacks Consensus Estimate of $1.46 per share. This compares to earnings of $0.42 pe...

Ciena Surpasses Q2 Earnings and Revenue Estimates
Nasdaq 6h
Ciena Q2 Earnings Surge; Raises FY26 Outlook

(RTTNews) - Ciena Corp. (CIEN), a network technology company, on Thursday reported higher net income in the second quarter of fiscal year 2026 compared with the...

Ciena Q2 Earnings Surge; Raises FY26 Outlook
Barron's 6h
Ciena Stock Falls After Earnings Beat. Revenue Growth of 40% Wasn’t Enough.

Technology Earnings Report Ciena Stock Falls After Earnings Beat. Revenue Growth of 40% Wasn’t Enough. In this article CIEN Ciena stock was up 749% in the last...

Ciena Stock Falls After Earnings Beat. Revenue Growth of 40% Wasn’t Enough.
Nasdaq 6h
Ciena Corp. Profit Rises In Q2

(RTTNews) - Ciena Corp. (CIEN) revealed earnings for its second quarter that Increases, from last year The company's earnings totaled $218.22 million, or $1.49...

Ciena Corp. Profit Rises In Q2
Nasdaq 6h
Ciena Q2 26 Earnings Conference Call At 8:30 AM ET

(RTTNews) - Ciena Corp. (CIEN) will host a conference call at 8:30 AM ET on June 4, 2026, to discuss Q2 26 earnings results. To access the live webcast, log on...

Ciena Q2 26 Earnings Conference Call At 8:30 AM ET
Simply Wall St 1d
What Ciena's Subsea 400G and NaaS Wins Mean For Shareholders

In late May 2026, Biznet in Indonesia and Cirion Technologies in Latin America announced deployments of Ciena’s WaveLogic and automation platforms to power 400G...

What Ciena's Subsea 400G and NaaS Wins Mean For Shareholders
Simply Wall St 3d
Ciena Valuation Check After New Global Network Deals And Strong Recent Share Returns

Ciena (CIEN) is in focus after a run of international deals, including Biznet’s use of WaveLogic 5 Extreme in Indonesia and Cirion Technologies’ new Network as...

Ciena Valuation Check After New Global Network Deals And Strong Recent Share Returns

People also own

Based on the portfolios of people who own CIEN. This list is generated using Robinhood data, and it’s not a recommendation.

Similar Marketcap

This list is generated by looking at the six larger and six smaller companies by market cap in relation to this company.

Popular Stocks

This list is generated by looking at the top 100 stocks and ETFs most commonly held by Robinhood customers and showing a random subset

Newly Listed

This list is generated by showing companies that recently went public.

All investments involve risks, including the loss of principal. Securities trading offered through Robinhood Financial LLC, Member SIPC and a registered broker-dealer. Options are risky and aren’t suitable for all investors. To learn more about risks, read the Options Disclosure Document.