Ciena

YTD

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

60.64B

Market cap60.64B

Price-Earnings ratio

142.54

Price-Earnings ratio142.54

Dividend yield

—

Dividend yield—

Average volume

4.26M

Average volume4.26M

High today

$451.60

High today$451.60

Low today

$425.08

Low today$425.08

Open price

$451.00

Open price$451.00

Volume

4.30M

Volume4.30M

52 Week high

$637.51

52 Week high$637.51

52 Week low

$73.55

52 Week low$73.55

Stock Snapshot

As of today, Ciena(CIEN) shares are valued at $429.25. The company's market cap stands at 60.64B, with a P/E ratio of 142.54.

During the trading session on 2026-06-19, Ciena(CIEN) shares reached a daily high of $451.60 and a low of $425.08. At a current price of $429.25, the stock is +1.0% higher than the low and still -4.9% under the high.

Trading volume for Ciena(CIEN) stock has reached 4.3M, versus its average volume of 4.26M.

The stock's 52-week range extends from a low of $73.55 to a high of $637.51.

CIEN News

Nasdaq 4h

Bet on These 4 Top-Performing Liquid Stocks to Maximize Returns

Liquidity measures a company’s capability to meet short-term debt obligations. Investors seeking solid gains should consider adding stocks with strong liquidity...

Simply Wall St 15h

Ciena Stock Could Be 5.3% Undervalued After Its Recent 21% Pullback

Ciena (CIEN) has been drawing attention after a month in which the stock declined about 21%, even as its total return over the past three months remained positi...

Investing.com 2d

Ciena SVP Gage Brodie sells $559,320 in company stock - Investing.com

...

Analyst ratings

68%

of 22 ratings

Buy

68.2%

Hold

27.3%

Sell

4.5%

More CIEN News

TipRanks 2d

Ciena put volume heavy and directionally bearish

Bearish flow noted in Ciena (CIEN) with 7,152 puts trading, or 1.9x expected. Most active are 7/24 weekly 285 puts and Jul-26 440 puts, with total volume in tho...

Nasdaq 3d

Goldman Sachs Says That This Is the Next Big AI Infrastructure Megatrend With a 9X Growth Potential. 3 Stocks You Can Buy to Capitalize on This $154 Billion Opportunity

Key Points The optical networking market is poised for exponential growth due to booming demand from AI data centers. Lumentum, Ciena, and Coherent are witnes...

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.

Lumentum

Coherent

Applied Optoelectronics

Micron Technology

Marvell Technology

Sandisk Corporation

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.