13F institutional ownership facts

Institutions tracked

50

Reported value

$503,156,563.00

Reported shares

1,296,027

Latest filing period

Q1 2026

Top institutional holders

  1. Voya Investment Mgmt · $467,855,585 · 0.49%
  2. Steve Cohen - Point72 Asset Management · $211,451,411 · 0.27%
  3. T. Rowe Price · $2,035,414,000 · 0.24%
  4. Cliff Asness - AQR Capital Management · $374,519,988 · 0.17%
  5. Dmitry Balyasny - Balyasny Asset Management · $125,560,958 · 0.16%
  6. Robeco Institutional Asset Management · $104,023,514 · 0.15%

Data source and limitations

This page uses public SEC Form 13F disclosures and related institutional filing data. 13F reports are periodic disclosures and may not represent current real-time holdings.

13F Hub provides research and education data only. It does not provide personalized investment advice.

$CIEN

Institutional Holdings

50

Top Institutions

Top Institutions

1

Voya Investment Mgmt

1,205,099 shares

0.49%

% of Portfolio

2

Steve Cohen - Point72 Asset Management

544,655 shares

0.27%

% of Portfolio

3

T. Rowe Price

5,242,802 shares

0.24%

% of Portfolio

4

Cliff Asness - AQR Capital Management

977,094 shares

0.17%

% of Portfolio

5

Dmitry Balyasny - Balyasny Asset Management

323,419 shares

0.16%

% of Portfolio

6

Robeco Institutional Asset Management

267,943 shares

0.15%

% of Portfolio

7

Geode Capital Management

4,065,559 shares

0.10%

% of Portfolio

8

New York State Teachers Retirement System

124,746 shares

0.10%

% of Portfolio

9

Invesco

1,530,293 shares

0.09%

% of Portfolio

10

Larry Fink - BlackRock

13,373,787 shares

0.09%

% of Portfolio

11

Neuberger Berman

289,692 shares

0.09%

% of Portfolio

12

Nuveen

844,193 shares

0.09%

% of Portfolio

13

BNP Paribas

423,783 shares

0.08%

% of Portfolio

14

Charles Schwab

1,272,258 shares

0.08%

% of Portfolio

15

SG Americas Securities

190,949 shares

0.08%

% of Portfolio

16

State Street Corp

6,309,050 shares

0.08%

% of Portfolio

17

Adage Capital Partners

116,200 shares

0.07%

% of Portfolio

18

Renaissance Technologies

97,800 shares

0.06%

% of Portfolio

19

Northern Trust Corp

1,187,291 shares

0.06%

% of Portfolio

20

Ensign Peak Advisors

134,483 shares

0.10%

% of Portfolio

21

Capital World Investors

1,724,807 shares

0.09%

% of Portfolio

22

Mitsubishi Ufj Asset Management Co., Ltd.

317,137 shares

0.08%

% of Portfolio

23

CalPERS

237,900 shares

0.06%

% of Portfolio

24

Legal & General

648,383 shares

0.06%

% of Portfolio

25

Janus Henderson Group

249,204 shares

0.05%

% of Portfolio

26

AllianceBernstein (AB)

527,411 shares

0.04%

% of Portfolio

27

Morgan Stanley

1,561,554 shares

0.04%

% of Portfolio

28

UBS Group

648,209 shares

0.04%

% of Portfolio

29

David Solomon - Goldman Sachs

773,258 shares

0.03%

% of Portfolio

30

Jane Street Group

64,781 shares

0.00%

% of Portfolio

31

Israel Englander - Millennium Management

90,716 shares

0.01%

% of Portfolio

32

Ken Griffin - Citadel Advisors

140,435 shares

0.01%

% of Portfolio

33

Canada Pension Plan Investment Board

92,200 shares

0.02%

% of Portfolio

34

Fidelity International (FIL)

21,809 shares

0.01%

% of Portfolio

35

Franklin Resources

77,683 shares

0.01%

% of Portfolio

36

Wellington Management

144,377 shares

0.01%

% of Portfolio

37

PNC Financial Services

17,826 shares

NaN%

% of Portfolio

38

David E. Shaw - D.E. Shaw & Co.

8,912 shares

NaN%

% of Portfolio

39

Mike Hankin - Brown Advisory INC

3,371 shares

NaN%

% of Portfolio

40

First Eagle Investment Management

2,600 shares

NaN%

% of Portfolio

41

Lazard Asset Management

1,968 shares

NaN%

% of Portfolio

42

Two Sigma Investments

3,486 shares

NaN%

% of Portfolio

43

Ken Fisher - Fisher Asset Management

610 shares

NaN%

% of Portfolio

44

Jan van Eck - VanEck

80 shares

NaN%

% of Portfolio

45

Steve Mandel - Lone Pine Capital

809,522 shares

2.51%

% of Portfolio

46

Ray Dalio - Bridgewater Associates

143,846 shares

0.25%

% of Portfolio

47

Joel Greenblatt - Gotham Asset Management

121,304 shares

0.14%

% of Portfolio

48

Natixis

87,743 shares

0.12%

% of Portfolio

49

Verition Fund Management LLC

42,057 shares

0.11%

% of Portfolio

50

Alex Sacerdote - Whale Rock Capital

231,267 shares

1.16%

% of Portfolio

Institutional InsightPRO

Scale Distribution

MEGA

32%

LARGE

29%

MEDIUM

16%

SMALL

23%

Geographic Distribution

North America
62%
Europe
29%
Asia Pacific
17%
Other
9%

Institutional Activity

Buyers

37

Sellers

24

Holders

61

New

21

Exited

16

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Insider TradingPRO

Trading Statistics

Insider Buyers

15

Insider Sellers

24

Purchase Value

$25.4M

Role Distribution

CEO
27%
CFO
21%
Director
39%
VP
16%
Other
5%
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RatingPRO

92

A+

Overall Score

Moderate institutional interest with stable holdings

Rating Dimensions

Institutional Ownership
87
Recent Activity
74
Concentration
81
Momentum
93
Stability
75

Recent Actions

New

12

Increased

29

Decreased

14

Exited

6

Total

35

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