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Biogen
BIIB

Overview Fund Activity

955 hedge funds and large institutions have $32B invested in Biogen in 2023 Q3 according to their latest regulatory filings, with 90 funds opening new positions, 331 increasing their positions, 342 reducing their positions, and 118 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
955
Holders Change
-44
Holders Change %
-4.4%
% of All Funds
15.23%
Holding in Top 10
14
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-22.22%
% of All Funds
0.22%
New
90
Increased
331
Reduced
342
Closed
118
Calls
$575M
Puts
$517M
Net Calls
+$57.3M
Net Calls Change
+$102M

Top Buyers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$1.22B
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$1.28B
3
Massachusetts Financial Services
3
Massachusetts Financial Services
Massachusetts
$115M
4
VanEck Associates
4
VanEck Associates
New York
$306M
5
Macquarie Group
5
Macquarie Group
Australia
$70.2M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$350M
2
LAM
2
L2 Asset Management
Massachusetts
$2.29M
3
FCM
3
Farallon Capital Management
California
$0
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$12.4M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$71.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
Wells Fargo
76
Wells Fargo
California
$55.2M -$9.04M -35,155 -14%
Ensign Peak Advisors
77
Ensign Peak Advisors
Utah
$55.1M -$31.1M -120,836 -36%
Zurich Cantonal Bank
78
Zurich Cantonal Bank
Switzerland
$55.1M +$4.02M +15,627 +8%
Verition Fund Management
79
Verition Fund Management
Connecticut
$54.5M +$10.7M +41,808 +25%
Bank of Montreal
80
Bank of Montreal
Ontario, Canada
$53.9M -$2.68M -10,272 -5%
ECM
81
ExodusPoint Capital Management
New York
$53.8M +$39.1M +152,308 +268%
VRS
82
Virginia Retirement Systems
Virginia
$51.1M +$3.65M +14,200 +8%
Arrowstreet Capital
83
Arrowstreet Capital
Massachusetts
$50.6M -$25.4M -98,889 -33%
PHS
84
PFM Health Sciences
California
$48M -$3.01M -11,699 -6%
EIP
85
Epoch Investment Partners
New York
$47.8M -$4.36M -16,970 -8%
SRIM
86
Saratoga Research & Investment Management
California
$45.3M -$766K -2,979 -2%
Retirement Systems of Alabama
87
Retirement Systems of Alabama
Alabama
$43.6M -$38.8K -151 -0.1%
Brown Advisory
88
Brown Advisory
Maryland
$43.4M +$1.08M +4,219 +3%
ProShare Advisors
89
ProShare Advisors
Maryland
$43.3M +$4.83M +18,807 +13%
Principal Financial Group
90
Principal Financial Group
Iowa
$43.1M -$652K -2,535 -1%
UCFA
91
United Capital Financial Advisors
Texas
$42.6M -$5.44M -21,170 -11%
Mirae Asset Global Investments
92
Mirae Asset Global Investments
South Korea
$42.3M +$5.98M +23,282 +16%
BNP Paribas Financial Markets
93
BNP Paribas Financial Markets
France
$42M +$6.39M +24,847 +18%
Canada Life
94
Canada Life
Manitoba, Canada
$41.7M +$901K +3,504 +2%
Lord, Abbett & Co
95
Lord, Abbett & Co
New Jersey
$41.5M +$6.64M +25,818 +19%
KAM
96
Krensavage Asset Management
New York
$41.2M -$4.2M -16,346 -9%
State Board of Administration of Florida Retirement System
97
State Board of Administration of Florida Retirement System
Florida
$41.1M -$4.02M -15,637 -9%
Russell Investments Group
98
Russell Investments Group
United Kingdom
$39.7M -$8.46M -32,889 -18%
RJA
99
Raymond James & Associates
Florida
$39.1M +$2.06M +8,029 +6%
BA
100
Bridgewater Associates
Connecticut
$38.8M +$6.29M +24,458 +19%
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4
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