Overview

Why care today

5 signals from free data

Analyst target+30.7%Target $583 · 15 analysts

Past 1Y+568.3%1M -15.4% · 3M +66.0%

Strong growth98Top pillar on the scorecard

Revenue YoY+30.6%High-growth top line

Institutional106.1%Footprint of total float

Where it sits today

52-week price range

Low$71.72

High$637.51

Today $445.98

RSI (14)

36.7Neutral

OversoldHealthyOverbought

Key stats

Market cap$69.11B

P/E (TTM)162.5

EPS next Y+47.4%

Reco score2

Avg target$583

Implied upside+30.7%

Analysts15

52W high$637.51

52W low$71.72

Div yield0.0%

Beta1.24

Returns

Price action

1 month

-15.4%

3 months

+66.0%

6 months

+152.5%

1 year

+568.3%

Who owns it

Big funds own most of CIEN. Typical for a large U.S. stock.

Fund-owned

>99%

of shares outstanding

Institutions

1,184

reporting holders

Largest holder

Fmr Llc

latest filing

Recent filing moves13F · quarterly

Fmr Llc
Q1 2026 filing
Added0.4%
Vanguard Group Inc
Q4 2025 filing
Trimmed4.6%
Blackrock, Inc.
Q1 2026 filing
Trimmed19.8%
Jpmorgan Chase & Co
Q1 2026 filing
Trimmed5.9%
Vanguard Capital Management Llc
Q1 2026 filing
Newposition

Financials

FY TTM

Revenue$5.57B

Rev growth+30.6%

Operating inc.$511.31M

Net income$438.30M

Analyst

Analyst ratings & forecast

BuyTarget $583

Based on 15 analysts

Implied upside+30.7%Gap to the avg target

Rating mix

Buy 10Hold 5Sell 0

Fundamentals

Fundamentals score

73/ 100

Scores are free · Pro unlocks the call

Composite of valuation, growth, quality & momentum versus sector peers.

Technology · Communication Equipment

Growth

Momentum

Valuation

Quality

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