13F institutional ownership facts

Institutions tracked

43

Reported value

$83,811,987.00

Reported shares

2,245,766

Latest filing period

Q2 2026

Top institutional holders

  1. Renaissance Technologies · $20,455,764 · 0.03%
  2. Two Sigma Investments · $26,269,959 · 0.02%
  3. PSP Investments · $7,440,339 · 0.02%
  4. Jane Street Group · $26,824,421 · 0%
  5. David E. Shaw - D.E. Shaw & Co. · $15,266,940 · 0.01%
  6. Israel Englander - Millennium Management · $26,072,498 · 0.01%

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.

$CALX

Institutional Holdings

43

Top Institutions

Top Institutions

1

Renaissance Technologies

548,118 shares

0.03%

% of Portfolio

2

Two Sigma Investments

703,911 shares

0.02%

% of Portfolio

3

PSP Investments

199,366 shares

0.02%

% of Portfolio

4

Jane Street Group

718,768 shares

0.00%

% of Portfolio

5

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

409,082 shares

0.01%

% of Portfolio

6

Israel Englander - Millennium Management

698,620 shares

0.01%

% of Portfolio

7

Ken Griffin - Citadel Advisors

1,208,764 shares

0.01%

% of Portfolio

8

Larry Fink - BlackRock

11,775,490 shares

0.01%

% of Portfolio

9

UBS Group

857,360 shares

NaN%

% of Portfolio

10

BNP Paribas

230,099 shares

NaN%

% of Portfolio

11

Charles Schwab

696,967 shares

NaN%

% of Portfolio

12

Wellington Management

519,153 shares

NaN%

% of Portfolio

13

New York State Teachers Retirement System - New York State Teachers Retirement System

47,600 shares

NaN%

% of Portfolio

14

Nuveen

366,953 shares

NaN%

% of Portfolio

15

State Street Corp

2,915,560 shares

NaN%

% of Portfolio

16

Lazard Asset Management

56,174 shares

NaN%

% of Portfolio

17

Geode Capital Management

1,481,595 shares

NaN%

% of Portfolio

18

Northern Trust Corp

642,151 shares

NaN%

% of Portfolio

19

Voya Investment Mgmt

40,134 shares

NaN%

% of Portfolio

20

Cliff Asness - AQR Capital Management

106,088 shares

NaN%

% of Portfolio

21

David Solomon - Goldman Sachs

304,086 shares

NaN%

% of Portfolio

22

Legal & General

139,848 shares

NaN%

% of Portfolio

23

Robeco Institutional Asset Management

22,830 shares

NaN%

% of Portfolio

24

Morgan Stanley

524,882 shares

NaN%

% of Portfolio

25

Invesco

313,311 shares

NaN%

% of Portfolio

26

Jamie Dimon - JPMorgan Chase

184,038 shares

NaN%

% of Portfolio

27

Franklin Resources

38,128 shares

NaN%

% of Portfolio

28

T. Rowe Price

77,764 shares

NaN%

% of Portfolio

29

PNC Financial Services

11,647 shares

NaN%

% of Portfolio

30

Ensign Peak Advisors

3,363 shares

NaN%

% of Portfolio

31

Canada Pension Plan Investment Board

8,400 shares

NaN%

% of Portfolio

32

SG Americas Securities

7,233 shares

NaN%

% of Portfolio

33

Amundi

14,243 shares

NaN%

% of Portfolio

34

Natixis

112,148 shares

0.02%

% of Portfolio

35

Paul Tudor Jones - Tudor Investment Corp

142,647 shares

0.01%

% of Portfolio

36

Jefferies Group

30,400 shares

0.01%

% of Portfolio

37

Artisan Partners

0 shares

0.00%

% of Portfolio

38

Exoduspoint Capital Management, Lp

0 shares

0.00%

% of Portfolio

39

Joel Greenblatt - Gotham Asset Management

0 shares

0.00%

% of Portfolio

40

Lord, Abbett & Co. LLC

0 shares

0.00%

% of Portfolio

41

Stephen Schwarzman - Blackstone

0 shares

0.00%

% of Portfolio

42

Steve Cohen - Point72 Asset Management

0 shares

0.00%

% of Portfolio

43

Douglas Granat - Trigran Investments

442,008 shares

3.03%

% of Portfolio

Institutional InsightPRO

Scale Distribution

MEGA

31%

LARGE

32%

MEDIUM

33%

SMALL

4%

Geographic Distribution

North America
61%
Europe
27%
Asia Pacific
14%
Other
5%

Institutional Activity

Buyers

36

Sellers

27

Holders

78

New

17

Exited

11

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Insider TradingPRO

Trading Statistics

Insider Buyers

14

Insider Sellers

27

Purchase Value

$8.7M

Role Distribution

CEO
26%
CFO
19%
Director
36%
VP
12%
Other
5%
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RatingPRO

66

B-

Overall Score

Strong institutional support with positive momentum

Rating Dimensions

Institutional Ownership
76
Recent Activity
72
Concentration
73
Momentum
89
Stability
90

Recent Actions

New

11

Increased

27

Decreased

11

Exited

2

Total

30

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