13F institutional ownership facts

Institutions tracked

50

Reported value

$2,813,382,333.00

Reported shares

65,918,049

Latest filing period

Q2 2026

Top institutional holders

  1. Two Sigma Investments · $826,243,102 · 0.6%
  2. David E. Shaw - D.E. Shaw & Co. · $1,086,522,216 · 0.52%
  3. Ensign Peak Advisors · $251,016,744 · 0.41%
  4. Fidelity International (FIL) · $526,332,065 · 0.38%
  5. Lazard Asset Management · $228,072,393 · 0.35%
  6. PSP Investments · $119,712,961 · 0.31%

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.

$BSX

Institutional Holdings

50

Top Institutions

Top Institutions

1

Two Sigma Investments

19,359,023 shares

0.60%

% of Portfolio

2

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

25,457,409 shares

0.52%

% of Portfolio

3

Ensign Peak Advisors

5,881,367 shares

0.41%

% of Portfolio

4

Fidelity International (FIL)

12,332,054 shares

0.38%

% of Portfolio

5

Lazard Asset Management

5,343,777 shares

0.35%

% of Portfolio

6

PSP Investments

2,804,896 shares

0.31%

% of Portfolio

7

Canada Pension Plan Investment Board

9,262,404 shares

0.22%

% of Portfolio

8

Amundi

14,296,121 shares

0.15%

% of Portfolio

9

Renaissance Technologies

2,412,005 shares

0.14%

% of Portfolio

10

Cliff Asness - AQR Capital Management

9,681,750 shares

0.14%

% of Portfolio

11

Franklin Resources

13,772,323 shares

0.13%

% of Portfolio

12

BNP Paribas

7,620,469 shares

0.11%

% of Portfolio

13

Wellington Management

15,301,828 shares

0.11%

% of Portfolio

14

Adage Capital Partners

1,670,022 shares

0.10%

% of Portfolio

15

Legal & General

10,119,264 shares

0.09%

% of Portfolio

16

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

1,171,238 shares

0.09%

% of Portfolio

17

Nuveen

8,695,119 shares

0.09%

% of Portfolio

18

SG Americas Securities

3,785,401 shares

0.09%

% of Portfolio

19

State Street Corp

70,111,196 shares

0.09%

% of Portfolio

20

UBS Group

16,352,420 shares

0.09%

% of Portfolio

21

Geode Capital Management

33,440,102 shares

0.08%

% of Portfolio

22

Israel Englander - Millennium Management

5,437,567 shares

0.08%

% of Portfolio

23

Larry Fink - BlackRock

129,680,916 shares

0.08%

% of Portfolio

24

David Solomon - Goldman Sachs

16,954,342 shares

0.06%

% of Portfolio

25

Jamie Dimon - JPMorgan Chase

23,907,838 shares

0.06%

% of Portfolio

26

Northern Trust Corp

12,964,638 shares

0.06%

% of Portfolio

27

Charles Schwab

9,223,151 shares

0.05%

% of Portfolio

28

Invesco

13,800,748 shares

0.05%

% of Portfolio

29

Temasek Holdings

2,399,426 shares

0.27%

% of Portfolio

30

Mitsubishi Ufj Asset Management Co., Ltd.

3,617,472 shares

0.09%

% of Portfolio

31

PFA Pension

803,745 shares

0.09%

% of Portfolio

32

Capital World Investors

16,812,257 shares

0.08%

% of Portfolio

33

Neuberger Berman

2,126,406 shares

0.06%

% of Portfolio

34

CalPERS

2,047,848 shares

0.05%

% of Portfolio

35

Jane Street Group

12,087,991 shares

0.04%

% of Portfolio

36

Joel Greenblatt - Gotham Asset Management

374,708 shares

0.04%

% of Portfolio

37

Morgan Stanley

18,947,147 shares

0.04%

% of Portfolio

38

PNC Financial Services

1,387,652 shares

0.03%

% of Portfolio

39

T. Rowe Price

7,070,412 shares

0.03%

% of Portfolio

40

Ken Griffin - Citadel Advisors

4,987,748 shares

0.02%

% of Portfolio

41

Steve Cohen - Point72 Asset Management

365,241 shares

0.02%

% of Portfolio

42

Voya Investment Mgmt

280,876 shares

0.01%

% of Portfolio

43

Artisan Partners

288,246 shares

0.02%

% of Portfolio

44

Dmitry Balyasny - Balyasny Asset Management

71,324 shares

NaN%

% of Portfolio

45

Ken Fisher - Fisher Asset Management

333,528 shares

NaN%

% of Portfolio

46

Robeco Institutional Asset Management

59,705 shares

NaN%

% of Portfolio

47

Jan van Eck - VanEck

94,958 shares

NaN%

% of Portfolio

48

Jeremy Grantham - GMO

21,800 shares

NaN%

% of Portfolio

49

Dodge & Cox

87,485 shares

NaN%

% of Portfolio

50

Mike Hankin - Brown Advisory INC

11,180 shares

NaN%

% of Portfolio

Institutional InsightPRO

Scale Distribution

MEGA

32%

LARGE

44%

MEDIUM

16%

SMALL

8%

Geographic Distribution

North America
62%
Europe
24%
Asia Pacific
17%
Other
9%

Institutional Activity

Buyers

57

Sellers

39

Holders

81

New

11

Exited

8

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Insider TradingPRO

Trading Statistics

Insider Buyers

20

Insider Sellers

39

Purchase Value

$32.5M

Role Distribution

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

77

B+

Overall Score

Moderate institutional interest with stable holdings

Rating Dimensions

Institutional Ownership
82
Recent Activity
84
Concentration
71
Momentum
83
Stability
79

Recent Actions

New

12

Increased

29

Decreased

14

Exited

2

Total

45

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