13F institutional ownership facts

Institutions tracked

50

Reported value

$666,933,992.00

Reported shares

2,660,924

Latest filing period

Q1 2026

Top institutional holders

  1. Artisan Partners · $666,174,221 · 1.07%
  2. Mike Hankin - Brown Advisory INC · $336,082,408 · 0.55%
  3. Jan van Eck - VanEck · $178,851,000 · 0.13%
  4. Renaissance Technologies · $52,549,182 · 0.08%
  5. Steve Cohen - Point72 Asset Management · $39,939,484 · 0.05%
  6. Two Sigma Investments · $56,552,154 · 0.05%

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.

$WST

Institutional Holdings

50

Top Institutions

Top Institutions

1

Artisan Partners

2,657,893 shares

1.07%

% of Portfolio

2

Mike Hankin - Brown Advisory INC

1,340,877 shares

0.55%

% of Portfolio

3

Jan van Eck - VanEck

713,579 shares

0.13%

% of Portfolio

4

Renaissance Technologies

209,660 shares

0.08%

% of Portfolio

5

Steve Cohen - Point72 Asset Management

159,350 shares

0.05%

% of Portfolio

6

Two Sigma Investments

225,631 shares

0.05%

% of Portfolio

7

Andreas Halvorsen - Viking Global Investors

416,948 shares

0.29%

% of Portfolio

8

BNP Paribas

313,594 shares

0.04%

% of Portfolio

9

CalPERS

232,917 shares

0.04%

% of Portfolio

10

Invesco

1,056,007 shares

0.04%

% of Portfolio

11

Cliff Asness - AQR Capital Management

266,944 shares

0.03%

% of Portfolio

12

Geode Capital Management

1,912,455 shares

0.03%

% of Portfolio

13

Larry Fink - BlackRock

6,836,714 shares

0.03%

% of Portfolio

14

Legal & General

506,458 shares

0.03%

% of Portfolio

15

Neuberger Berman

181,853 shares

0.03%

% of Portfolio

16

New York State Teachers Retirement System

60,523 shares

0.03%

% of Portfolio

17

Nuveen

408,990 shares

0.03%

% of Portfolio

18

SG Americas Securities

114,044 shares

0.03%

% of Portfolio

19

State Street Corp

3,293,778 shares

0.03%

% of Portfolio

20

Charles Schwab

554,332 shares

0.02%

% of Portfolio

21

David Solomon - Goldman Sachs

727,617 shares

0.02%

% of Portfolio

22

Morgan Stanley

1,458,282 shares

0.02%

% of Portfolio

23

Northern Trust Corp

731,283 shares

0.02%

% of Portfolio

24

T. Rowe Price

526,383 shares

0.02%

% of Portfolio

25

Jane Street Group

305,132 shares

0.01%

% of Portfolio

26

Ken Griffin - Citadel Advisors

323,587 shares

0.01%

% of Portfolio

27

UBS Group

275,508 shares

0.01%

% of Portfolio

28

Mitsubishi Ufj Asset Management Co., Ltd.

182,085 shares

0.03%

% of Portfolio

29

Adage Capital Partners

64,207 shares

0.02%

% of Portfolio

30

Canada Pension Plan Investment Board

135,370 shares

0.02%

% of Portfolio

31

AllianceBernstein (AB)

87,301 shares

0.01%

% of Portfolio

32

Ensign Peak Advisors

28,409 shares

0.01%

% of Portfolio

33

Robeco Institutional Asset Management

30,082 shares

0.01%

% of Portfolio

34

Wellington Management

248,636 shares

0.01%

% of Portfolio

35

Fidelity International (FIL)

25,439 shares

NaN%

% of Portfolio

36

Voya Investment Mgmt

14,183 shares

NaN%

% of Portfolio

37

PNC Financial Services

27,408 shares

NaN%

% of Portfolio

38

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

14,001 shares

NaN%

% of Portfolio

39

Israel Englander - Millennium Management

13,775 shares

NaN%

% of Portfolio

40

Ken Fisher - Fisher Asset Management

18,638 shares

NaN%

% of Portfolio

41

Janus Henderson Group

8,172 shares

NaN%

% of Portfolio

42

Franklin Resources

11,656 shares

NaN%

% of Portfolio

43

Dmitry Balyasny - Balyasny Asset Management

1,121 shares

NaN%

% of Portfolio

44

Jennison Associates

0 shares

0.00%

% of Portfolio

45

Al Gore - Generation Investment Management

2,243,976 shares

5.04%

% of Portfolio

46

Scott Brayman - Champlain Invest Partners

205,979 shares

0.66%

% of Portfolio

47

Exoduspoint Capital Management, Lp

26,814 shares

0.05%

% of Portfolio

48

Ron Baron - Baron Capital

199,750 shares

0.15%

% of Portfolio

49

Jefferies Group

14,875 shares

0.03%

% of Portfolio

50

Paul Tudor Jones - Tudor Investment Corp

65,415 shares

0.03%

% of Portfolio

Institutional InsightPRO

Scale Distribution

MEGA

29%

LARGE

23%

MEDIUM

27%

SMALL

21%

Geographic Distribution

North America
59%
Europe
23%
Asia Pacific
8%
Other
5%

Institutional Activity

Buyers

34

Sellers

18

Holders

92

New

9

Exited

13

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Insider TradingPRO

Trading Statistics

Insider Buyers

12

Insider Sellers

18

Purchase Value

$24.4M

Role Distribution

CEO
24%
CFO
15%
Director
30%
VP
12%
Other
5%
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RatingPRO

89

A

Overall Score

Strong institutional support with positive momentum

Rating Dimensions

Institutional Ownership
84
Recent Activity
68
Concentration
72
Momentum
81
Stability
60

Recent Actions

New

9

Increased

23

Decreased

20

Exited

6

Total

50

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