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Biogen
BIIB

Overview Fund Activity

999 hedge funds and large institutions have $36B invested in Biogen in 2023 Q2 according to their latest regulatory filings, with 97 funds opening new positions, 319 increasing their positions, 359 reducing their positions, and 83 closing their positions.

Holders
999
Holders Change
+8
Holders Change %
+0.81%
% of All Funds
15.76%
Holding in Top 10
18
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-5.26%
% of All Funds
0.28%
New
97
Increased
319
Reduced
359
Closed
83
Calls
$555M
Puts
$599M
Net Calls
-$44.6M
Net Calls Change
-$115M

Top Buyers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$968M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$752M
3
Amundi
3
Amundi
France
$339M
4
Alyeska Investment Group
4
Alyeska Investment Group
Illinois
$105M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$1.27B

Top Sellers

1
Envestnet Asset Management
1
Envestnet Asset Management
Illinois
$89.1M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$321M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$1.44M
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$241M
5
Millennium Management
5
Millennium Management
New York
$12.6M
Name Market Value Shares Shares
Change 		Shares
Change %
Victory Capital Management
126
Victory Capital Management
Texas
$31.3M 109,759 -30,614 -22%
LBA
127
Letko, Brosseau & Associates
Quebec, Canada
$31.1M 109,185 -6,540 -6%
ERSOT
128
Employees Retirement System of Texas
Texas
$30.8M 108,000 +35,000 +48%
WCM
129
Wedge Capital Management
North Carolina
$30.4M 106,815 -34,811 -25%
LGM
130
Logos Global Management
California
$28.5M 100,000 – –
SCM
131
Segantii Capital Management
Hong Kong
$28.5M 100,000 +100,000 New
Grantham, Mayo, Van Otterloo & Co (GMO)
132
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$28.3M 99,447 -41,055 -29%
Mitsubishi UFJ Trust & Banking
133
Mitsubishi UFJ Trust & Banking
Japan
$27.9M 97,992 -30,202 -24%
PI
134
Putnam Investments
Massachusetts
$27.7M 97,316 +11,105 +13%
Toronto Dominion Bank
135
Toronto Dominion Bank
Ontario, Canada
$27.6M 96,838 +1,212 +1%
SGA
136
Sector Gamma AS
Norway
$27.3M 95,757 +7,921 +9%
SEI Investments
137
SEI Investments
Pennsylvania
$26M 91,261 -10,154 -10%
Treasurer of the State of North Carolina
138
Treasurer of the State of North Carolina
North Carolina
$26M 91,213 -2,848 -3%
Skandinaviska Enskilda Banken (SEB)
139
Skandinaviska Enskilda Banken (SEB)
Sweden
$25.2M 88,501 +7,927 +10%
State of New Jersey Common Pension Fund D
140
State of New Jersey Common Pension Fund D
New Jersey
$24.3M 85,382 – –
GT
141
Glenmede Trust
Pennsylvania
$24.1M 86,592 -109 -0.1%
Chevy Chase Trust
142
Chevy Chase Trust
Maryland
$23.9M 83,994 -414 -0.5%
Ohio Public Employees Retirement System (OPERS)
143
Ohio Public Employees Retirement System (OPERS)
Ohio
$23.3M 81,915 -6,346 -7%
GGHC
144
Gilder Gagnon Howe & Co
New York
$22.9M 80,297 +25,885 +48%
Nomura Asset Management
145
Nomura Asset Management
Japan
$22.2M 78,082 +16,835 +27%
Schroder Investment Management Group
146
Schroder Investment Management Group
United Kingdom
$21.6M 75,960 +1,891 +3%
Handelsbanken Fonder
147
Handelsbanken Fonder
Sweden
$21.3M 74,790 +5,555 +8%
KBC Group
148
KBC Group
Belgium
$20.6M 72,310 +4,891 +7%
Royal London Asset Management
149
Royal London Asset Management
United Kingdom
$20M 70,230 -26,145 -27%
Truist Financial
150
Truist Financial
North Carolina
$19.7M 69,252 -1,927 -3%
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