13F institutional ownership facts

Institutions tracked

50

Reported value

$2,045,504,993.00

Reported shares

27,545,179

Latest filing period

Q1 2026

Top institutional holders

  1. Andreas Halvorsen - Viking Global Investors · $879,419,149 · 2.46%
  2. Janus Henderson Group · $978,607,712 · 0.49%
  3. Two Sigma Investments · $231,738,058 · 0.19%
  4. Ensign Peak Advisors · $62,122,352 · 0.12%
  5. David E. Shaw - D.E. Shaw & Co. · $189,027,791 · 0.11%
  6. Adage Capital Partners · $44,481,740 · 0.07%

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.

$BBIO

Institutional Holdings

50

Top Institutions

Top Institutions

1

Andreas Halvorsen - Viking Global Investors

11,842,434 shares

2.46%

% of Portfolio

2

Janus Henderson Group

13,179,013 shares

0.49%

% of Portfolio

3

Two Sigma Investments

3,120,631 shares

0.19%

% of Portfolio

4

Ensign Peak Advisors

836,552 shares

0.12%

% of Portfolio

5

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

2,545,486 shares

0.11%

% of Portfolio

6

Adage Capital Partners

599,000 shares

0.07%

% of Portfolio

7

AllianceBernstein (AB)

1,908,907 shares

0.05%

% of Portfolio

8

BNP Paribas

1,307,176 shares

0.05%

% of Portfolio

9

Invesco

4,592,814 shares

0.05%

% of Portfolio

10

Renaissance Technologies

365,772 shares

0.04%

% of Portfolio

11

Franklin Resources

2,438,925 shares

0.04%

% of Portfolio

12

Ken Griffin - Citadel Advisors

3,173,940 shares

0.04%

% of Portfolio

13

Voya Investment Mgmt

538,980 shares

0.04%

% of Portfolio

14

Dmitry Balyasny - Balyasny Asset Management

350,096 shares

0.03%

% of Portfolio

15

T. Rowe Price

3,801,655 shares

0.03%

% of Portfolio

16

Wellington Management

2,483,953 shares

0.03%

% of Portfolio

17

Charles Schwab

1,976,094 shares

0.02%

% of Portfolio

18

David Solomon - Goldman Sachs

1,897,716 shares

0.02%

% of Portfolio

19

Geode Capital Management

4,918,030 shares

0.02%

% of Portfolio

20

Israel Englander - Millennium Management

633,283 shares

0.02%

% of Portfolio

21

Jane Street Group

1,757,672 shares

0.02%

% of Portfolio

22

Larry Fink - BlackRock

14,207,757 shares

0.02%

% of Portfolio

23

UBS Group

2,026,821 shares

0.02%

% of Portfolio

24

Morgan Stanley

1,877,359 shares

0.01%

% of Portfolio

25

Northern Trust Corp

1,403,642 shares

0.01%

% of Portfolio

26

Nuveen

562,696 shares

0.01%

% of Portfolio

27

SG Americas Securities

134,217 shares

0.01%

% of Portfolio

28

State Street Corp

4,934,320 shares

0.01%

% of Portfolio

29

Artisan Partners

254,392 shares

0.03%

% of Portfolio

30

WCM Investment Management

167,983 shares

0.03%

% of Portfolio

31

CalPERS

253,479 shares

0.01%

% of Portfolio

32

Cliff Asness - AQR Capital Management

160,112 shares

0.01%

% of Portfolio

33

Ken Fisher - Fisher Asset Management

351,628 shares

0.01%

% of Portfolio

34

Neuberger Berman

216,315 shares

0.01%

% of Portfolio

35

Legal & General

284,917 shares

NaN%

% of Portfolio

36

Lazard Asset Management

7,421 shares

NaN%

% of Portfolio

37

PNC Financial Services

6,682 shares

NaN%

% of Portfolio

38

Mitsubishi Ufj Asset Management Co., Ltd.

586 shares

NaN%

% of Portfolio

39

Fidelity International (FIL)

88 shares

NaN%

% of Portfolio

40

Farallon Capital

9,365,463 shares

3.96%

% of Portfolio

41

Lord, Abbett & Co. LLC

1,023,341 shares

0.25%

% of Portfolio

42

Chuck Royce - Royce & Associates

232,923 shares

0.17%

% of Portfolio

43

Ray Dalio - Bridgewater Associates

259,459 shares

0.09%

% of Portfolio

44

Nomura Holdings INC

318,563 shares

0.06%

% of Portfolio

45

Jefferies Group

82,300 shares

0.04%

% of Portfolio

46

Polen Capital Management

45,934 shares

0.02%

% of Portfolio

47

New York Life Invest

17,333 shares

0.01%

% of Portfolio

48

Natixis

879 shares

NaN%

% of Portfolio

49

Exoduspoint Capital Management, Lp

0 shares

0.00%

% of Portfolio

50

John P. Calamos, Sr. - Calamos Advisors LLC

0 shares

0.00%

% of Portfolio

Institutional InsightPRO

Scale Distribution

MEGA

39%

LARGE

43%

MEDIUM

17%

SMALL

1%

Geographic Distribution

North America
69%
Europe
28%
Asia Pacific
14%
Other
5%

Institutional Activity

Buyers

44

Sellers

38

Holders

82

New

19

Exited

15

Unlock Pro to view full data

Insider TradingPRO

Trading Statistics

Insider Buyers

22

Insider Sellers

38

Purchase Value

$27.8M

Role Distribution

CEO
24%
CFO
19%
Director
36%
VP
12%
Other
5%
Unlock Pro to view full data

RatingPRO

64

C+

Overall Score

Strong institutional support with positive momentum

Rating Dimensions

Institutional Ownership
94
Recent Activity
88
Concentration
67
Momentum
91
Stability
78

Recent Actions

New

9

Increased

23

Decreased

20

Exited

4

Total

40

Unlock Pro to view full data