CIEN

NYSE Ciena Corporation
Oct 17, 2026 · 2:07 PM ET EOD Market Closed

$332.73 ↑ +0.00 (+0.00%) Trading Up from the previous close of $332.73, $21.87 below the day’s high of $354.60

YTD change
+42.27%
vs 20-day SMA
-13.05%
vs 200-day SMA
-16.70%

Price ranges

Previous day
$330.99 $354.60
open $350.95 close $332.73
-$18.22 (-5.19%)
Today
$330.99 $354.60
$332.73
Past week
$333.15 $454.73
from $425.93 now $332.73
-$93.20 (-21.88%)
Past month
$333.15 $454.73
from $344.25 now $332.73
-$11.52 (-3.35%)
This year
$216.07 $637.51
from $233.87 now $332.73
+$98.86 (+42.27%)

Price & Performance

-174.70 (-34.43%) / 6M

$292.70$412.39$532.07$651.76Apr 17Jul 20Oct 16

Signals & Sentiment

Momentum, market sentiment, and recent alerts

Poor
  • The stock is 47.8% away from all-time highs of $637.51
  • CIEN is up 42% since the beginning of the year
  • CIEN is up 95% over the past 12 months
  • CIEN is down 3% over the past 1 month
  • 3% of all CIEN investors are betting against CIEN
  • Number of investors short CIEN has gone up 15% versus last month

CIEN reads poor: price sits below both the 20- and 200-day averages, short interest is rising month over month, the 12-month move is +94.6%.

Financial Strength

Earnings, valuation, and balance sheet

Earnings

Profitable Yes
EPS $2.11
Earnings momentum -1.6% Quarterly EPS growth
Quarterly change -1.6%

Valuation

P/E ratio 80.27
Enterprise value $52.7B
Beta 1.65

Balance sheet & scale

Income$654.4K
Revenue$6.0B
Cash$2.6B
Debt$3.3M
Income / Debt 0.20×

Company & Peers

Company profile and competitor comparison

Company profile

ExchangeNYSE
Sector Manufacturing
Sub Sector Computer and Electronic Product Manufacturing
Market cap $47.2B

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. The Networking Platforms segment consists of converged packet optical and packet networking portfolios. The Platform Software and Services segment provides analytics, data, and planning tools to assist customers in managing its networking platforms products. The Blue Planet Automation Software and Services segment enables customers to implement large-scale software and IT-led OSS transformations by transforming legacy networks into service ready networks. The Global Services segment offers a broad suite of value-added services. The company was founded by Patrick H. Nettles and Kevin Brian Kimberlin in 1992 and is headquartered in Hanover, MD.

Competitor comparison

TickerCompany PriceChange
CSCO Cisco Systems, Inc. $107.39 -2.24%
SAFRY Safran SA Unsponsored ADR $88.06 -1.30%
SAFRF Safran SA $351.30 -0.65%
NOKBF Nokia Oyj $9.25 -4.30%
NOK Nokia Oyj Sponsored ADR $9.14 -4.49%

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Prices and alerts are delayed by at least 20 minutes. Chart history reflects daily closing prices. Information is provided for research purposes only and is not investment advice.