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Biogen
BIIB

Overview Fund Activity

1,002 hedge funds and large institutions have $29.5B invested in Biogen in 2021 Q4 according to their latest regulatory filings, with 143 funds opening new positions, 293 increasing their positions, 392 reducing their positions, and 153 closing their positions.

Holders
1,002
Holders Change
-31
Holders Change %
-3%
% of All Funds
15.47%
Holding in Top 10
11
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-26.67%
% of All Funds
0.17%
New
143
Increased
293
Reduced
392
Closed
153
Calls
$1.1B
Puts
$1.52B
Net Calls
-$420M
Net Calls Change
+$46.5M

Top Buyers

1
SAM
1
Southeastern Asset Management
Tennessee
$206M
2
Arrowstreet Capital
2
Arrowstreet Capital
Massachusetts
$232M
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$1.48B
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$147M
5
Barclays
5
Barclays
United Kingdom
$196M

Top Sellers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$1.09B
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$44.9M
3
ClearBridge Investments
3
ClearBridge Investments
New York
$605M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$271M
5
Primecap Management
5
Primecap Management
California
$3.78B
Name Market Value Shares Shares
Change 		Shares
Change %
VanEck Associates
26
VanEck Associates
New York
$192M 798,929 +158,854 +25%
Amundi
27
Amundi
France
$190M 803,594 -51,409 -6%
Morgan Stanley
28
Morgan Stanley
New York
$187M 780,480 +26,765 +4%
Charles Schwab
29
Charles Schwab
California
$178M 741,737 +10,539 +1%
Ameriprise
30
Ameriprise
Minnesota
$160M 670,925 +290,289 +76%
SCM
31
Sarissa Capital Management
Connecticut
$154M 643,000 – –
Point72 Asset Management
32
Point72 Asset Management
Connecticut
$147M 611,500 +580,648 +1,882%
D.E. Shaw & Co
33
D.E. Shaw & Co
New York
$143M 596,961 +220,470 +59%
Nuveen Asset Management
34
Nuveen Asset Management
Illinois
$137M 569,166 -1,438 -0.3%
Swiss National Bank
35
Swiss National Bank
Switzerland
$136M 566,572 -28,700 -5%
Sumitomo Mitsui Trust Group
36
Sumitomo Mitsui Trust Group
Japan
$132M 552,001 +86,382 +19%
BG
37
Bellevue Group
Switzerland
$126M 525,000 -2,000 -0.4%
PAMS
38
Pictet Asset Management (Switzerland)
Switzerland
$121M 503,326 -173,436 -26%
PPA
39
Parametric Portfolio Associates
Washington
$117M 486,074 -112,457 -19%
Two Sigma Investments
40
Two Sigma Investments
New York
$115M 477,661 +338,031 +242%
Allianz Asset Management
41
Allianz Asset Management
Germany
$112M 467,869 +155,845 +50%
Franklin Resources
42
Franklin Resources
California
$111M 461,482 -24,813 -5%
AC
43
Armistice Capital
New York
$110M 460,000 +88,000 +24%
Two Sigma Advisers
44
Two Sigma Advisers
New York
$109M 455,200 +404,500 +798%
Nordea Investment Management
45
Nordea Investment Management
Sweden
$109M 451,111 -5,875 -1%
HM
46
HealthCor Management
New York
$109M 453,400 -13,430 -3%
Parnassus Investments
47
Parnassus Investments
California
$108M 452,053 – –
California Public Employees Retirement System
48
California Public Employees Retirement System
California
$108M 450,741 -17,527 -4%
Millennium Management
49
Millennium Management
New York
$99.1M 412,888 +141,069 +52%
Susquehanna International Group
50
Susquehanna International Group
Pennsylvania
$98.6M 411,169 +20,103 +5%
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