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Ciena (CIEN)

NYSE:CIEN

Ciena (CIEN)

321.00
+3.54 (1.12%)
as of Sep 4, 2026, 8:00:00 pm Market Open.
45 watching
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Investor Insights
star iconSep 5, 2026, 12:00 am

This summary was created by AI, based on 2 opinions in the last 12 months.

Ciena (CIEN-N) has been a notable performer in the market, recently experiencing a remarkable run-up of 100%, which has raised concerns among some investors about its sustainability. One expert mentions the stock's impressive 66% increase in the first quarter, highlighting its position as one of the top performers on the S&P index. The ongoing expansion of data centers appears to be a significant factor driving the stock's continued growth potential. Given the current momentum, some experts suggest that while the stock is performing well, caution may be warranted due to the rapid price increase. Overall, Ciena seems poised for future gains if the broader trends in data center development continue unabated.

consensus icon
Consensus
Cautious
valuation icon
Valuation
Overvalued
review icon
Similar
JDSU
SELL

Ciena(CIEN)

Oct 27, 2003
Has benefited from an upsurge in interest in telecom equipment stocks. The stock is extremely expensive. Would have to grow their revenues 15% over the next eight to 10 years to justify the current valuations.
Photo of Stephane RochonStephane RochonUnlock Rating
$6.04

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
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HOLD

Ciena(CIEN)

Oct 22, 2003
Thinks the spending is going to come back. Expect this company and Nortel will be in a digestive period for about a year. Bullish long-term.
Photo of Paul O'NeilPaul O'NeilUnlock Rating
$6.27

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
DON'T BUY

Ciena(CIEN)

Feb 25, 2002
No earnings and no value.
Photo of Brian Acker, CABrian Acker, CAUnlock Rating
$7.93

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
DON'T BUY

Ciena(CIEN)

Feb 22, 2002
Warning on future revenues. Not sure of managements credibility.
Photo of Brad WillockBrad WillockUnlock Rating
$7.57

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
DON'T BUY

Ciena(CIEN)

Jan 08, 2002
There is an oversupply of fibre, so will be a while.
Photo of Jeff MorrisonJeff MorrisonUnlock Rating
$15.70

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
DON'T BUY

Ciena(CIEN)

Oct 12, 2001
Near its high now.
Photo of Brian Acker, CABrian Acker, CAUnlock Rating
$17.13

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
DON'T BUY

Ciena(CIEN)

Aug 31, 2001
Needs some solid numbers before moving up.
Photo of David BaskinDavid BaskinUnlock Rating
$17.12

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
DON'T BUY

Ciena(CIEN)

Aug 21, 2001
Good company, but near term not good.
Photo of Ted MacklinTed MacklinUnlock Rating
$17.05

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
DON'T BUY

Ciena(CIEN)

Jul 19, 2001
High quality, but techs are down.
Photo of Jeff MorrisonJeff MorrisonUnlock Rating
$32.30

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
DON'T BUY

Ciena(CIEN)

Jul 06, 2001
Not much competition in switching. Still has a downside risk.
Photo of Glenn Paradis, BA, CFAGlenn Paradis, BA, CFAUnlock Rating
$30.99

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
PAST TOP PICK

Ciena(CIEN)

Jun 18, 2001
(Was a top pick on Mar 7/01 down 46%) Still has good fundamentals.
Photo of Ian AinsworthIan AinsworthUnlock Rating
$38.86

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
SELL

Ciena(CIEN)

Mar 08, 2001
Has done a fantastic job, but telecom world is going down. Expensive
Photo of Brian Acker, CABrian Acker, CAUnlock Rating
$71.63

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
TOP PICK

Ciena(CIEN)

Mar 07, 2001
Good viability and working in the next optical split area. Nortel also in this sector
Photo of Ian AinsworthIan AinsworthUnlock Rating
$75.31

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
BUY

Ciena(CIEN)

Feb 01, 2001
Likes, but their valuation is not as good as Nortel. More focused on metro optical space but has growing competition. Multiple digit P/E
Photo of Noah Blackstein, B.A., CFANoah Blackstein, B.A., CFAUnlock Rating
$83.75

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
BUY

Ciena(CIEN)

Nov 16, 2000
A beaten up tech stock that he's buying
Photo of Brendan KyneBrendan KyneUnlock Rating
$62.00

Stock price when the opinion was issued

$321.00

As of Sep 04, 2026. Market Open.

misc industrial products
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