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NASDAQ · CIEN

Ciena Corporation

Technology · Communication Equipment

$400.40

Down-$40.80 (-10.19%)

Updated Oct 14, 2026, 10:58 PM

SID Score

6.0/10

Composite research score

Smart Money

62/100

Neutral

Market cap
34.24B
P/E ratio
277.98
Dividend yield
0.00%
52-week range
$153.27 – $637.51
Volume
2.74M
Avg. volume
3.16M

Price performance · CIEN

CIEN price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 13, 2026

CIEN closed at $400.40 after 21 trading sessions, up 19.76% for the selected period.

Last close
$400.40
Period change
+19.76%
Period low
$334.33
Period high
$449.77
Daily close
View OHLC price history
CIEN OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Oct 13, 2026$393.33$401.87$381.64$400.402.74M
Oct 12, 2026$443.53$445.9476$400.20$405.013.33M
Oct 9, 2026$436.00$454.7282$424.02$449.773.78M
Oct 8, 2026$436.15$443.99$421.11$425.933.7M
Oct 7, 2026$428.975$448.00$422.304$446.453.37M
Oct 6, 2026$393.58$446.37$392.00$443.656.4M
Oct 5, 2026$393.77$397.47$382.50$389.692.47M
Oct 2, 2026$385.00$395.96$377.03$391.342.52M
Oct 1, 2026$355.19$381.00$350.68$379.142.57M
Sep 30, 2026$354.92$359.9823$340.52$351.822.66M
Sep 29, 2026$350.155$356.21$344.80$354.922.23M
Sep 28, 2026$352.415$356.985$339.33$344.191.83M
Sep 25, 2026$363.00$366.43$355.01$356.911.62M
Sep 24, 2026$350.40$363.46$346.56$358.431.42M
Sep 23, 2026$368.64$369.00$351.53$355.911.85M
Sep 22, 2026$364.31$376.74$363.14$368.562.41M
Sep 21, 2026$365.05$367.62$356.46$365.962.89M
Sep 18, 2026$355.87$358.00$338.25$348.804.87M
Sep 17, 2026$350.60$375.70$341.93$344.253.77M
Sep 16, 2026$350.09$375.20$327.50$340.503.96M
Sep 15, 2026$324.44$335.97$320.50$334.332.8M

Latest CIEN news

The latest Smart Investors Daily articles mentioning CIEN.

Stock researchCompany · Overview

CIEN research

Overview

Company profile and research snapshot.

Company profile

Ciena is a telecommunications equipment provider focused on optical transport technologies, with clients in a number of industries such as communication services providers, web-scale providers, cable operators, government, and large enterprises worldwide. The company provides equipment, software, and services that support transport, switching, aggregation, service delivery, and data traffic management.

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Analyst outlook

Consensus and target data currently published for this company.

Consensus
—
Average target
$197.50
Implied upside
—
Analysts
—
CIEN recent ratings
DateFirmRatingTarget
Sep 30, 2026BernsteinOutperform—
Sep 21, 2026Evercore ISI GroupOutperform—
Sep 17, 2026RosenblattBuy—
Sep 17, 2026Morgan StanleyEqual-Weight—
Sep 17, 2026NeedhamBuy—
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News briefing

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Yahoo · Oct 10, 2026

Ciena (CIEN) Jumped, But What Is The Market Weighing Now?

Ciena (CIEN) has seen a sharp move recently, with the share price up about 33% over the past month and roughly 15% in the past week based on provided returns. That short burst of momentum sits on top of a much longer run, with Ciena’s share price up strongly year to date and total shareholder return over five years very large. This points to investors reassessing both its growth potential and risk profile. Scan how Ciena’s surge compares with other network and infrastructure players by...

Yahoo · Oct 10, 2026

Is Ciena (CIEN) Still Undervalued After Its 2029 Targets?

Ciena has gone on an exceptional multi year run, and the speed of that climb puts a sharp spotlight on whether the current share price is supported by the cash flows the business can realistically generate. After such a move, the question shifts from momentum to money in and money out. Over the past 3 years the stock has delivered a return close to 10x, which raises the question of how much future cash flow is already embedded in today's valuation. Recent enthusiasm around Ciena's AI related...

Yahoo · Oct 9, 2026

Jim Cramer Likes Ciena (CIEN) but Another Optical Stock Holds His Attention

During the October 5 lightning round of Mad Money, a caller asked Jim Cramer about Ciena Corporation (NYSE:CIEN). He replied: I think Ciena’s very good. I happen to like optical. You know, the one that I had liked for the Club was Corning. I’m waiting for it to come down to be able to get […]

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