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Why is CIEN down 4.60%?
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CIEN:NYSE
Ciena Corp
$425.93
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-4.60%(-20.52) 1D
$427.92
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+0.47% (+1.99)bedtimeAfter hours
Closed: Oct 8, 4:00:04 PM GMT-4 · USD
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All symbols
| Symbol | Price | Change | % Change |
|---|
insights_autoGenerating top insights for CIEN...
Open
$436.15
High
$443.99
Low
$421.11
Mkt. cap
60.40B
Avg. vol.
2.77M
Volume
3.70M
P/E ratio
95.05
52-wk high
$637.51
52-wk low
$153.27
EPS
$4.48
Beta
1.29
Shares outstanding
141.81M
No. of employees
9K
Open
$436.15
High
$443.99
Low
$421.11
Mkt. cap
60.40B
Avg. vol.
2.77M
Volume
3.70M
P/E ratio
95.05
52-wk high
$637.51
52-wk low
$153.27
EPS
$4.48
Beta
1.29
Shares outstanding
141.81M
No. of employees
9K
News stories
From web sources and news partners
MarketBeat
·
18 minutes ago
Ciena (NYSE:CIEN) Stock Falls 4.8% - Should You Sell?
AD HOC NEWS
·
3 hours ago
Ciena stock falls to EUR 387.15 with P/ E 96.8
AD HOC NEWS
·
7 hours ago
Openreach selects Ciena technology: Ciena stock falls 1.33 percent
Profile
Ciena Corporation is an American optical networking systems and software company based in Hanover, Maryland. The company reported revenues of $4.8 billion and more than 9,000 employees, as of November 2025. Gary Smith has been president and chief executive officer since 2003.
Customers include AT&T, Deutsche Telekom, KT Corporation and Verizon Communications. Wikipedia
About Ciena Corp
CEOGary Smith
Employees8.99K
FoundedNov 1992
HeadquartersHanover, Maryland, United States
SectorComputer hardware
Websiteciena.com