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Biogen
BIIB

Overview Fund Activity

1,033 hedge funds and large institutions have $34.8B invested in Biogen in 2021 Q3 according to their latest regulatory filings, with 72 funds opening new positions, 349 increasing their positions, 395 reducing their positions, and 124 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,033
Holders Change
-65
Holders Change %
-5.92%
% of All Funds
18.14%
Holding in Top 10
15
Holding in Top 10 Change
-12
Holding in Top 10 Change %
-44.44%
% of All Funds
0.26%
New
72
Increased
349
Reduced
395
Closed
124
Calls
$1.24B
Puts
$1.7B
Net Calls
-$467M
Net Calls Change
-$356M

Top Buyers

1
BlackRock
1
BlackRock
New York
$3.93B
2
BGC
2
Beutel, Goodman & Co
Ontario, Canada
$156M
3
Assenagon Asset Management
3
Assenagon Asset Management
Luxembourg
$213M
4
JPMorgan Chase & Co
4
JPMorgan Chase & Co
New York
$1.59B
5
Amundi
5
Amundi
France
$242M

Top Sellers

1
Marshall Wace
1
Marshall Wace
United Kingdom
$3.23M
2
D.E. Shaw & Co
2
D.E. Shaw & Co
New York
$107M
3
Capital World Investors
3
Capital World Investors
California
$0
4
Renaissance Technologies
4
Renaissance Technologies
New York
$278M
5
Northern Trust
5
Northern Trust
Illinois
$498M
Name Holding Trade Value Shares
Change 		Shares
Change %
PI
126
PEAK6 Investments
Illinois
$30.4M -$10.6M -37,407 -26%
Russell Investments Group
127
Russell Investments Group
United Kingdom
$30.2M -$3.91M -13,807 -11%
WCM
128
Wedge Capital Management
North Carolina
$29.9M +$29.9M +105,756 New
KAM
129
Krensavage Asset Management
New York
$29.2M +$1.61M +5,679 +6%
BCAM
130
Boston Common Asset Management
Massachusetts
$28.4M -$7.64K -27 -0%
BNP Paribas Financial Markets
131
BNP Paribas Financial Markets
France
$27.8M -$12.6M -44,389 -31%
ATN
132
AMF Tjänstepension
Sweden
$27M +$3.72M +13,131 +16%
Ohio Public Employees Retirement System (OPERS)
133
Ohio Public Employees Retirement System (OPERS)
Ohio
$26.8M -$406K -1,433 -1%
Jane Street
134
Jane Street
New York
$26.6M +$3.25M +11,484 +14%
Grantham, Mayo, Van Otterloo & Co (GMO)
135
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$26.4M +$4.08M +14,400 +18%
Chevy Chase Trust
136
Chevy Chase Trust
Maryland
$26.1M -$1.25M -4,432 -5%
State of New Jersey Common Pension Fund D
137
State of New Jersey Common Pension Fund D
New Jersey
$25.5M -$757K -2,674 -3%
Treasurer of the State of North Carolina
138
Treasurer of the State of North Carolina
North Carolina
$25.5M -$828K -2,925 -3%
OSAM
139
O'Shaughnessy Asset Management
Connecticut
$25.3M -$1.21M -4,291 -5%
N
140
Natixis
France
$25.1M -$5.3M -18,719 -17%
GLA
141
Great Lakes Advisors
Illinois
$24.8M +$999K +3,530 +4%
Handelsbanken Fonder
142
Handelsbanken Fonder
Sweden
$24.8M -$2.48M -8,757 -9%
Mirae Asset Global Investments
143
Mirae Asset Global Investments
South Korea
$24.3M +$4.66M +16,459 +24%
LOAMS
144
Lombard Odier Asset Management (Switzerland)
Switzerland
$23.8M +$2.04M +7,217 +9%
ACA
145
Avoro Capital Advisors
New York
$23.8M +$23.8M +84,000 New
SGA
146
Sector Gamma AS
Norway
$23.6M +$2.91M +10,276 +14%
Truist Financial
147
Truist Financial
North Carolina
$23.3M -$72.2K -255 -0.3%
VOYA Investment Management
148
VOYA Investment Management
Georgia
$22.5M -$3.5M -12,364 -13%
BIAS
149
Beacon Investment Advisory Services
New Jersey
$22.3M -$1.07M -3,777 -5%
GC
150
Guggenheim Capital
Illinois
$22.3M -$896K -3,167 -4%
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6
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