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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 %
ACM
1076
Atika Capital Management
New York
– -$3.16M -10,000 Closed
HHII
1077
H&H International Investment
California
– -$3.16M -10,000 Closed
ACA
1078
Aptus Capital Advisors
Alabama
– -$2.79M -8,826 Closed
BG
1079
Bellevue Group
Switzerland
– -$2.69M -8,500 Closed
FC
1080
FORA Capital
Florida
– -$2.29M -7,234 Closed
NSLI
1081
Nan Shan Life Insurance
Taiwan
– -$2.22M -7,000 Closed
NAM
1082
Nexpoint Asset Management
Texas
– -$1.9M -6,000 Closed
AMI
1083
Amica Mutual Insurance
Rhode Island
– -$1.83M -5,787 Closed
EAM
1084
Eagle Asset Management
Florida
– -$1.56M -4,942 Closed
CA
1085
Commerzbank Aktiengesellschaft
Germany
– -$1.48M -4,670 Closed
CBB
1086
Citizens Business Bank
California
– -$1.47M -4,657 Closed
CC
1087
Cognios Capital
Kansas
– -$1.27M -4,025 Closed
CIM
1088
CenturyLink Investment Management
Colorado
– -$1.25M -3,941 Closed
WCM
1089
Weld Capital Management
New York
– -$1.21M -3,814 Closed
BBNA
1090
Bremer Bank National Association
Minnesota
– -$1.2M -3,789 Closed
HA
1091
H2O AM
United Kingdom
– -$1.15M -3,635 Closed
GTC
1092
Ghost Tree Capital
New York
– -$1.03M -3,250 Closed
MMC
1093
Mizuho Markets Cayman
Cayman Islands
– -$952K -3,009 Closed
LOAMS
1094
Lombard Odier Asset Management (Switzerland)
Switzerland
– -$904K -2,858 Closed
Eagle Capital Management (New York)
1095
Eagle Capital Management (New York)
New York
– -$823K -2,600 Closed
ACM
1096
Alta Capital Management
Utah
– -$812K -2,568 Closed
CM
1097
Castleark Management
Illinois
– -$693K -2,190 Closed
CIBC Private Wealth Group
1098
CIBC Private Wealth Group
Georgia
– -$608K -1,923 Closed
LOAME
1099
Lombard Odier Asset Management (Europe)
United Kingdom
– -$523K -1,654 Closed
IC
1100
IEQ Capital
California
– -$488K -1,540 Closed
42 43
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