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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.

New
Increased
Maintained
Reduced
Closed
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
Southeastern Asset Management
Tennessee
$206M
2
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$232M
3
Wellington Management Group
Wellington Management Group
Massachusetts
$1.48B
4
Point72 Asset Management
Point72 Asset Management
Connecticut
$147M
5
Barclays
Barclays
United Kingdom
$196M

Top Sellers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$1.09B
2
Fidelity Investments
Fidelity Investments
Massachusetts
$44.9M
3
ClearBridge Investments
ClearBridge Investments
New York
$605M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$271M
5
Primecap Management
Primecap Management
California
$3.78B
Name Holding Trade Value Shares
Change 		Shares
Change %
TCA
1001
Taconic Capital Advisors
New York
– -$33.1M -117,000 Closed
WCM
1002
Wedge Capital Management
North Carolina
– -$29.9M -105,756 Closed
ACA
1003
Avoro Capital Advisors
New York
– -$23.8M -84,000 Closed
ACI
1004
AMP Capital Investors
Australia
– -$13.5M -47,753 Closed
GPP
1005
Great Point Partners
Connecticut
– -$13.4M -47,500 Closed
MP
1006
Mangrove Partners
Connecticut
– -$13M -45,872 Closed
PAM
1007
Premier Asset Management
Illinois
– -$11.8M -41,814 Closed
QOP
1008
Quinn Opportunity Partners
Virginia
– -$11.7M -41,511 Closed
EAM
1009
EULAV Asset Management
Florida
– -$10.5M -37,015 Closed
SI
1010
Sofinnova Investments
California
– -$9.4M -33,220 Closed
MAM
1011
Meeder Asset Management
Ohio
– -$7.69M -27,178 Closed
SFI
1012
Susquehanna Fundamental Investments
Pennsylvania
– -$7.6M -26,862 Closed
SI
1013
Sprott Inc
Ontario, Canada
– -$7.08M -25,000 Closed
QIM
1014
Quantitative Investment Management
Virginia
– -$6.74M -23,817 Closed
TCM
1015
Traynor Capital Management
Pennsylvania
– -$6.43M -22,730 Closed
MCM
1016
Moore Capital Management
New York
– -$5.72M -20,206 Closed
PHS
1017
PFM Health Sciences
California
– -$4.78M -16,900 Closed
NLGIA
1018
Nippon Life Global Investors Americas
New York
– -$3.08M -10,890 Closed
MCM
1019
McKinley Capital Management
Alaska
– -$2.89M -10,220 Closed
TI
1020
Trexquant Investment
Connecticut
– -$2.55M -9,023 Closed
Tudor Investment Corp
1021
Tudor Investment Corp
Connecticut
– -$2.43M -8,595 Closed
CEI
1022
Clark Estates Inc
New York
– -$2.29M -8,100 Closed
AI
1023
Atria Investments
North Carolina
– -$2.21M -7,793 Closed
FBC
1024
Fairfield, Bush & Co
Connecticut
– -$1.98M -7,000 Closed
HNW
1025
High Note Wealth
Minnesota
– -$1.91M -6,766 Closed
39 40
41
42 43