Ciena

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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

69.45B

Market cap69.45B

Price-Earnings ratio

159.41

Price-Earnings ratio159.41

Dividend yield

—

Dividend yield—

Average volume

4.22M

Average volume4.22M

High today

$492.75

High today$492.75

Low today

$472.35

Low today$472.35

Open price

$481.52

Open price$481.52

Volume

2.45M

Volume2.45M

52 Week high

$637.51

52 Week high$637.51

52 Week low

$76.89

52 Week low$76.89

Stock Snapshot

With a market cap of 69.45B, Ciena(CIEN) trades at $491.50. The stock has a price-to-earnings ratio of 159.41.

On 2026-06-30, Ciena(CIEN) stock moved within a range of $472.35 to $492.75. With shares now at $491.50, the stock is trading +4.1% above its intraday low and -0.3% below the session's peak.

Trading activity shows a volume of 2.45M, compared to an average daily volume of 4.22M.

Over the past 52 weeks, Ciena(CIEN) stock has traded between a high of $637.51 and a low of $76.89.

CIEN News

Barchart 1d

Nvidia’s Massive Telecom Project Could Be the Next Big Catalyst for Ciena Stock - Barchart.com

...

Simply Wall St 1d

Ciena Could Be 15% Undervalued As AI Networking Demand Lifts The Story

Advertisement Index reclassification shifts Ciena toward growth benchmarks Ciena (CIEN) has been reclassified across multiple Russell indexes, moving into sev...

Nasdaq 1d

S&P 500 Movers: CIEN, CHTR

In early trading on Monday, shares of Charter Communications topped the list of the day's best performing components of the S&P 500 index, trading up 11.2%. Yea...

Analyst ratings

65%

of 23 ratings

Buy

65.2%

Hold

30.4%

Sell

4.3%

More CIEN News

TipRanks 1d

Ciena falls -8.9%

Ciena (CIEN) is down -8.9%, or -$42.44 to $437.06. Unlock powerful investing tools and data-driven insights with TipRanks Premium for more confident investment...

Simply Wall St 2d

Private Credit Is Reshaping Data Center Stocks Investors Should Watch

Digital infrastructure stocks are sitting at the intersection of two powerful forces: the growing need for data centers and a funding market where private credi...

Simply Wall St 3d

Ciena And Telefónica Deutschland Cut 5G Slice Design Time To Minutes

Ciena, through its Blue Planet unit, and Telefónica Deutschland completed a proof of concept using agentic AI to automate advanced 5G network slicing services....

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