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Biogen
BIIB

Overview Fund Activity

990 hedge funds and large institutions have $33.5B invested in Biogen in 2023 Q4 according to their latest regulatory filings, with 132 funds opening new positions, 283 increasing their positions, 372 reducing their positions, and 81 closing their positions.

Holders
990
Holders Change
+35
Holders Change %
+3.66%
% of All Funds
14.52%
Holding in Top 10
10
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-28.57%
% of All Funds
0.15%
New
132
Increased
283
Reduced
372
Closed
81
Calls
$643M
Puts
$499M
Net Calls
+$144M
Net Calls Change
+$86.4M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$3.73B
2
Morgan Stanley
2
Morgan Stanley
New York
$817M
3
Invesco
3
Invesco
Georgia
$470M
4
T. Rowe Price Investment Management
4
T. Rowe Price Investment Management
Maryland
$1.39B
5
Fidelity International
5
Fidelity International
Bermuda
$170M

Top Sellers

1
SC
1
Samlyn Capital
New York
$0
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$259M
3
Renaissance Technologies
3
Renaissance Technologies
New York
$196M
4
AQR Capital Management
4
AQR Capital Management
Connecticut
$9.61M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$6.19M
Name Market Value Shares Shares
Change 		Shares
Change %
Russell Investments Group
101
Russell Investments Group
United Kingdom
$31.9M 123,270 -31,318 -20%
New York State Common Retirement Fund
102
New York State Common Retirement Fund
New York
$31.9M 123,203 -12,777 -9%
LSV Asset Management
103
LSV Asset Management
Illinois
$30.3M 117,030 -227,622 -66%
ZP
104
Zimmer Partners
New York
$30.2M 116,700 +43,800 +60%
VOYA Investment Management
105
VOYA Investment Management
Georgia
$29.9M 115,468 +2,119 +2%
BBVA
106
Banco Bilbao Vizcaya Argentaria
Spain
$29.7M 114,900 -33,541 -23%
APG Asset Management
107
APG Asset Management
Netherlands
$28.9M 123,236 +11,038 +10%
Swedbank
108
Swedbank
Sweden
$27.5M 106,156 -5,498 -5%
Canada Pension Plan Investment Board
109
Canada Pension Plan Investment Board
Ontario, Canada
$27.4M 105,926 -139,284 -57%
LBA
110
Letko, Brosseau & Associates
Quebec, Canada
$27M 104,414 -3,805 -4%
SGA
111
Sector Gamma AS
Norway
$26.5M 102,234 -2,052 -2%
Federated Hermes
112
Federated Hermes
Pennsylvania
$25.9M 100,148 -4,320 -4%
PI
113
Putnam Investments
Massachusetts
$25.2M 97,475 +477 +0.5%
Rafferty Asset Management
114
Rafferty Asset Management
New York
$24.8M 95,882 +13,335 +16%
Treasurer of the State of North Carolina
115
Treasurer of the State of North Carolina
North Carolina
$24.8M 95,852 +3,609 +4%
UCFA
116
United Capital Financial Advisors
Texas
$24.7M 95,270 -70,369 -42%
Schroder Investment Management Group
117
Schroder Investment Management Group
United Kingdom
$24M 92,631 +37,948 +69%
Toronto Dominion Bank
118
Toronto Dominion Bank
Ontario, Canada
$23.9M 92,240 +1,164 +1%
Squarepoint
119
Squarepoint
New York
$23.4M 90,302 +57,514 +175%
MCM
120
Moore Capital Management
New York
$23.3M 90,000 +30,000 +50%
SEI Investments
121
SEI Investments
Pennsylvania
$23.2M 89,614 -2,182 -2%
Skandinaviska Enskilda Banken (SEB)
122
Skandinaviska Enskilda Banken (SEB)
Sweden
$22.2M 85,695 +1,714 +2%
Ensign Peak Advisors
123
Ensign Peak Advisors
Utah
$21.9M 84,463 -130,009 -61%
Mitsubishi UFJ Trust & Banking
124
Mitsubishi UFJ Trust & Banking
Japan
$21.8M 84,307 -12,466 -13%
State of New Jersey Common Pension Fund D
125
State of New Jersey Common Pension Fund D
New Jersey
$21.2M 82,025 – –
3 4
5
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