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Biogen
BIIB

Overview Fund Activity

902 hedge funds and large institutions have $24.5B invested in Biogen in 2024 Q3 according to their latest regulatory filings, with 99 funds opening new positions, 265 increasing their positions, 372 reducing their positions, and 117 closing their positions.

Holders
902
Holders Change
-27
Holders Change %
-2.91%
% of All Funds
13.05%
Holding in Top 10
8
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-27.27%
% of All Funds
0.12%
New
99
Increased
265
Reduced
372
Closed
117
Calls
$213M
Puts
$282M
Net Calls
-$69.3M
Net Calls Change
-$32.5M

Top Buyers

1
BlackRock
1
BlackRock
New York
$2.97B
2
Man Group
2
Man Group
United Kingdom
$166M
3
JPMorgan Chase & Co
3
JPMorgan Chase & Co
New York
$1.02B
4
Barclays
4
Barclays
United Kingdom
$179M
5
Two Sigma Investments
5
Two Sigma Investments
New York
$126M

Top Sellers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$825M
2
ClearBridge Investments
2
ClearBridge Investments
New York
$117M
3
VanEck Associates
3
VanEck Associates
New York
$18.1M
4
SCM
4
Sarissa Capital Management
Connecticut
$5.22M
5
American Century Companies
5
American Century Companies
Missouri
$42.1M
Name Holding Trade Value Shares
Change 		Shares
Change %
Fisher Asset Management
126
Fisher Asset Management
Washington
$12.9M -$333K -1,719 -3%
Marshall Wace
127
Marshall Wace
United Kingdom
$12.9M +$12.9M +66,300 New
Royal London Asset Management
128
Royal London Asset Management
United Kingdom
$12.7M -$764K -3,943 -6%
Schroder Investment Management Group
129
Schroder Investment Management Group
United Kingdom
$12.5M +$5.47M +28,079 +78%
ATN
130
AMF Tjänstepension
Sweden
$12.4M – – –
ECM
131
ExodusPoint Capital Management
New York
$12.2M +$7.38M +38,059 +153%
Korea Investment Corp
132
Korea Investment Corp
South Korea
$12.1M -$6.44M -33,209 -35%
TC
133
TwinBeech Capital
New York
$11.9M +$11.9M +61,264 New
Toronto Dominion Bank
134
Toronto Dominion Bank
Ontario, Canada
$11.7M -$4.43M -22,878 -27%
GC
135
Guggenheim Capital
Illinois
$11.7M -$407K -2,099 -3%
EDRH
136
Edmond de Rothschild Holding
Switzerland
$11.6M -$29.1K -150 -0.2%
UM
137
UniSuper Management
Australia
$11.4M +$337K +1,738 +3%
Axa
138
Axa
France
$11.2M -$2.72M -14,043 -20%
Skandinaviska Enskilda Banken (SEB)
139
Skandinaviska Enskilda Banken (SEB)
Sweden
$11.1M -$5.02M -25,906 -31%
JF
140
Jump Financial
Illinois
$11M +$9.49M +48,964 +635%
MAM
141
Martingale Asset Management
Massachusetts
$10.8M +$277K +1,431 +3%
Asset Management One
142
Asset Management One
Japan
$10.7M +$62.8K +324 +0.6%
ACM
143
Aquatic Capital Management
Illinois
$10.5M +$10.5M +54,100 New
Tudor Investment Corp
144
Tudor Investment Corp
Connecticut
$10.4M +$8.73M +45,043 +520%
Simplex Trading
145
Simplex Trading
Illinois
$10.3M +$6.28M +32,405 +156%
State of New Jersey Common Pension Fund D
146
State of New Jersey Common Pension Fund D
New Jersey
$10.3M – – –
Ohio Public Employees Retirement System (OPERS)
147
Ohio Public Employees Retirement System (OPERS)
Ohio
$10.3M -$1.25M -6,452 -11%
IMRF
148
Illinois Municipal Retirement Fund
Illinois
$9.69M +$1.56M +8,038 +19%
Nisa Investment Advisors
149
Nisa Investment Advisors
Missouri
$9.65M -$1.31M -6,735 -12%
AQR Capital Management
150
AQR Capital Management
Connecticut
$9.62M +$5.08M +26,324 +112%
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