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Biogen
BIIB

Overview Fund Activity

1,055 hedge funds and large institutions have $36.2B invested in Biogen in 2020 Q2 according to their latest regulatory filings, with 96 funds opening new positions, 337 increasing their positions, 436 reducing their positions, and 130 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,055
Holders Change
-40
Holders Change %
-3.65%
% of All Funds
21.69%
Holding in Top 10
21
Holding in Top 10 Change
-28
Holding in Top 10 Change %
-57.14%
% of All Funds
0.43%
New
96
Increased
337
Reduced
436
Closed
130
Calls
$894M
Puts
$1.43B
Net Calls
-$535M
Net Calls Change
-$264M

Top Buyers

1
Wellington Management Group
Wellington Management Group
Massachusetts
$1.28B
2
Nordea Investment Management
Nordea Investment Management
Sweden
$284M
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$531M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
$226M
5
AL
AJO LP
Pennsylvania
$113M

Top Sellers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$323M
2
BlackRock
BlackRock
New York
$3.91B
3
Vanguard Group
Vanguard Group
Pennsylvania
$3.45B
4
Fidelity Investments
Fidelity Investments
Massachusetts
$306M
5
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
$190M
Name Holding Trade Value Shares
Change 		Shares
Change %
ST
1051
Sageworth Trust
Pennsylvania
$1K +$1K +4 New
FCH
1052
Freestone Capital Holdings
Washington
$363 -$57 -213 -14%
WIM
1053
Westside Investment Management
California
$342 -$105 -393 -23%
TI
1054
tru Independence
Oregon
$24 – – –
Holocene Advisors
1055
Holocene Advisors
New York
– -$72M -227,469 Closed
CCM
1056
Camber Capital Management
Massachusetts
– -$63.3M -200,000 Closed
SCM
1057
Suvretta Capital Management
New York
– -$48.6M -153,670 Closed
SGAM
1058
Smith Group Asset Management
Texas
– -$36M -113,878 Closed
WorldQuant Millennium Advisors
1059
WorldQuant Millennium Advisors
New York
– -$29.9M -94,520 Closed
Jennison Associates
1060
Jennison Associates
New York
– -$28.9M -91,368 Closed
PHS
1061
PFM Health Sciences
California
– -$25.6M -81,013 Closed
APM
1062
Avidity Partners Management
Texas
– -$19.6M -62,000 Closed
MSR
1063
Main Street Research
Connecticut
– -$17.6M -55,689 Closed
SI
1064
Sofinnova Investments
California
– -$16.7M -52,628 Closed
PC
1065
Polar Capital
United Kingdom
– -$15.8M -50,000 Closed
HM
1066
HealthCor Management
New York
– -$15.2M -48,002 Closed
TAM
1067
Todd Asset Management
Kentucky
– -$15.1M -47,731 Closed
1832 Asset Management
1068
1832 Asset Management
Ontario, Canada
– -$13.9M -43,700 Closed
Fidelity International
1069
Fidelity International
Bermuda
– -$12M -37,802 Closed
QIM
1070
Quantitative Investment Management
Virginia
– -$11.2M -35,343 Closed
MAM
1071
Mark Asset Management
New York
– -$9.73M -30,761 Closed
PIA
1072
Piedmont Investment Advisors
North Carolina
– -$9.5M -30,034 Closed
Two Sigma Investments
1073
Two Sigma Investments
New York
– -$8.64M -27,300 Closed
CCM
1074
Copernicus Capital Management
California
– -$5.7M -18,000 Closed
WI
1075
WBI Investments
New Jersey
– -$3.28M -10,373 Closed
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