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Biogen
BIIB

Overview Fund Activity

1,024 hedge funds and large institutions have $34.1B invested in Biogen in 2022 Q4 according to their latest regulatory filings, with 159 funds opening new positions, 323 increasing their positions, 358 reducing their positions, and 96 closing their positions.

Holders
1,024
Holders Change
+45
Holders Change %
+4.6%
% of All Funds
16.52%
Holding in Top 10
24
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+14.29%
% of All Funds
0.39%
New
159
Increased
323
Reduced
358
Closed
96
Calls
$1.29B
Puts
$1.51B
Net Calls
-$216M
Net Calls Change
-$369M

Top Buyers

1
Marshall Wace
1
Marshall Wace
United Kingdom
$345M
2
BlackRock
2
BlackRock
New York
$3.95B
3
DTC
3
Deep Track Capital
Connecticut
$83.1M
4
FCM
4
Farallon Capital Management
California
$164M
5
Barclays
5
Barclays
United Kingdom
$172M

Top Sellers

1
APM
1
Avidity Partners Management
Texas
$0
2
Millennium Management
2
Millennium Management
New York
$93.8M
3
Point72 Asset Management
3
Point72 Asset Management
Connecticut
$340M
4
Goldman Sachs
4
Goldman Sachs
New York
$271M
5
RCM
5
RA Capital Management
Massachusetts
$148M
Name Market Value Shares Shares
Change 		Shares
Change %
BBP
1051
Banco BTG Pactual
Brazil
– – -5,861 Closed
AAM
1052
Azzad Asset Management
Virginia
– – -5,438 Closed
LIP
1053
Liontrust Investment Partners
United Kingdom
– – -4,900 Closed
MS
1054
Mizuho Securities
Japan
– – -3,840 Closed
GTC
1055
Ghost Tree Capital
New York
– – -3,750 Closed
ADIM
1056
Alpha DNA Investment Management
Maryland
– – -3,663 Closed
Pzena Investment Management
1057
Pzena Investment Management
New York
– – -2,384 Closed
BAM
1058
Berkshire Asset Management
Pennsylvania
– – -2,352 Closed
MA
1059
MUFG Americas
New York
– – -2,238 Closed
CP
1060
Camelot Portfolios
Ohio
– – -2,183 Closed
Hotchkis & Wiley Capital Management
1061
Hotchkis & Wiley Capital Management
California
– – -1,800 Closed
Westfield Capital Management
1062
Westfield Capital Management
Massachusetts
– – -1,748 Closed
CP
1063
CenterBook Partners
Connecticut
– – -1,726 Closed
Walleye Trading
1064
Walleye Trading
New York
– – -1,511 Closed
MIG
1065
McGuire Investment Group
Rhode Island
– – -1,466 Closed
PIMJS
1066
PKO Investment Management Joint-Stock
Poland
– – -1,400 Closed
ONGA
1067
O'Neil Global Advisors
California
– – -1,391 Closed
RCS
1068
Retirement Capital Strategies
California
– – -1,380 Closed
DU
1069
Delphia (USA)
Ontario, Canada
– – -1,270 Closed
CC
1070
Corton Capital
Ontario, Canada
– – -1,247 Closed
PP
1071
PDT Partners
New York
– – -1,175 Closed
ECU
1072
Eisler Capital (UK)
United Kingdom
– – -1,175 Closed
ER
1073
Enlightenment Research
Florida
– – -1,090 Closed
CCMG
1074
Clark Capital Management Group
Pennsylvania
– – -1,089 Closed
SW
1075
SteelPeak Wealth
California
– – -1,066 Closed
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