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CIEN

Ciena Corp · NEW YORK STOCK EXCHANGE, INC. · Communications

$447.88+$13.62 (+3.14%)

Prices delayed up to 5 minutes

AC Intelligence

AC Intelligence

AC Intelligence for CIEN is being prepared.

Key Stats

Key Stats

Open

$435.28

Day High

$449.34

Day Low

$421.30

Prev Close

$434.26

Volume

0

Avg Volume

—

Day Change

+$13.62

Change %

+3.14%

Fundamentals

Fundamentals

P/E

276.4

P/B

9.79

EPS (TTM)

$1.57

Market Cap

$63312.37T

52-Wk Range

$49.21 — $453.00

What is P/E? →Stock fundamentals explained →

Earnings History

Insider Activity

Who Owns This Stock

Who Owns CIEN

Other38.6%715 holders
Passive / Index26.7%11 holders
Quality / Compounder24.6%39 holders
Dealer / Bank13.9%32 holders
Systematic / Quant3.6%12 holders
Tactical / Macro1.9%6 holders
Income / Defensive1.6%21 holders

Based on Q4 2025 13F filings + AC behavioral model

841 institutional holders

Top Holders

1.▼Vanguard Group
-5.1%$3116745.0B
2.▲Fidelity Management
+36.2%$2796199.5B
3.▲Fidelity Management
+2.1%$2095774.3B
4.▲BlackRock, Inc.
+92.6%$1864403.5B
5.▲JPMORGAN CHASE & CO
+74.6%$1824099.2B
6.★State Street
$1193300.4B
7.▲BlackRock, Inc.
+3.9%$1005951.1B
8.▲ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
+95.6%$523128.6B
9.▲Geode Capital Management
+375.6%$511816.7B
10.▲Capital World Investors
+1.7%$437075.2B
11.★Jericho Capital Asset Management L.P.
$387328.9B
12.▼JPMORGAN CHASE & CO
-66.0%$355565.0B
13.▲Bank of America Corp
+500.1%$341873.0B
14.★Atreides Management, LP
$334020.2B
15.★AQR Capital Management
$324130.6B
16.★Polar Capital Holdings Plc
$301558.3B
17.▼BlackRock, Inc.
-69.0%$299955.1B
18.▼JPMORGAN CHASE & CO
-71.4%$298642.0B
19.▲Dimensional Fund Advisors
+888.4%$284273.0B
20.▲Invesco Ltd
+15.3%$282025.7B

Institutional Pressure

Market Regime:Strong Risk-Off (-0.62)
SELLINGBUYING
▲
Mild Selling Pressure
Other(38.6%)
●
—
Passive / Index(26.7%)
●
Holds
Quality / Compounder(24.6%)
●
Holds through
Dealer / Bank(13.9%)
●
Facilitating
Systematic / Quant(3.6%)
●
De-risking (mechanical)
Tactical / Macro(1.9%)
●
Reducing rapidly
Income / Defensive(1.6%)
●
Inflows (flight to yield)
Deep Value(0.4%)
●
Possible buyer
Activist(0.0%)
●
May accumulate
Growth / Momentum(0.0%)
●
Likely trimming

51% passive + quality floor won't sell.

Updated daily · Based on Q4 2025 filings + AC behavioral model

Sentiment Signals

Sentiment Signals

→Insider ActivityNo insider transactions in last 90 daysSEC Form 4
↑Analyst Consensus18 buy, 7 hold, 0 sellFinnhub
↑↑Inst. Flows841 increased/new, 394 decreased/exited (13F)AC 13F Analysis

Sources: SEC Form 4, Finnhub, AC 13F Analysis

On AcidCapitalist

On AcidCapitalist

Data provided by Finnhub. Prices delayed up to 5 minutes.