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Biogen
BIIB

Overview Fund Activity

955 hedge funds and large institutions have $32B invested in Biogen in 2023 Q3 according to their latest regulatory filings, with 90 funds opening new positions, 331 increasing their positions, 342 reducing their positions, and 118 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
955
Holders Change
-44
Holders Change %
-4.4%
% of All Funds
15.23%
Holding in Top 10
14
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-22.22%
% of All Funds
0.22%
New
90
Increased
331
Reduced
342
Closed
118
Calls
$575M
Puts
$517M
Net Calls
+$57.3M
Net Calls Change
+$102M

Top Buyers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$1.22B
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$1.28B
3
Massachusetts Financial Services
3
Massachusetts Financial Services
Massachusetts
$115M
4
VanEck Associates
4
VanEck Associates
New York
$306M
5
Macquarie Group
5
Macquarie Group
Australia
$70.2M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$350M
2
LAM
2
L2 Asset Management
Massachusetts
$2.29M
3
FCM
3
Farallon Capital Management
California
$0
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$12.4M
5
D.E. Shaw & Co
5
D.E. Shaw & Co
New York
$71.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
KBC Group
176
KBC Group
Belgium
$12.5M -$6.13M -23,832 -33%
EDRH
177
Edmond de Rothschild Holding
Switzerland
$12.4M +$5.09M +19,820 +70%
Point72 Asset Management
178
Point72 Asset Management
Connecticut
$12.4M -$148M -577,541 -92%
SOADOR
179
State of Alaska Department of Revenue
Alaska
$12.1M -$145K -565 -1%
AGA
180
Altrinsic Global Advisors
Connecticut
$12.1M -$620K -2,414 -5%
Jane Street
181
Jane Street
New York
$12M -$22.6M -88,059 -65%
Mackenzie Financial
182
Mackenzie Financial
Ontario, Canada
$11.8M +$1.06M +4,209 +10%
GC
183
Grimes & Company
Massachusetts
$11.5M +$125K +486 +1%
ATN
184
AMF Tjänstepension
Sweden
$11.3M – – –
AP
185
Atwood & Palmer
Missouri
$10.7M -$17K -66 -0.2%
OAM
186
Oppenheimer Asset Management
New York
$10.6M +$31.6K +123 +0.3%
JAM
187
Jupiter Asset Management
United Kingdom
$10.6M +$10.6M +41,279 New
ASRS
188
Arizona State Retirement System
Arizona
$10.5M -$85.1K -331 -0.8%
CIBC Asset Management
189
CIBC Asset Management
Ontario, Canada
$10.4M +$1.01M +3,924 +11%
Calamos Advisors
190
Calamos Advisors
Illinois
$10.4M – – –
IBT
191
International Biotechnology Trust
United Kingdom
$10.3M +$7.51M +29,200 +265%
BF
192
BOK Financial
Oklahoma
$10.2M +$3.7M +15,583 +57%
SOMRS
193
State of Michigan Retirement System
Michigan
$10.2M -$25.7K -100 -0.3%
Teacher Retirement System of Texas
194
Teacher Retirement System of Texas
Texas
$9.85M +$178K +694 +2%
Comerica Bank
195
Comerica Bank
Texas
$9.79M +$9.79M +38,079 New
AB
196
Amalgamated Bank
New York
$9.7M +$255K +993 +3%
State of Tennessee, Department of Treasury
197
State of Tennessee, Department of Treasury
Tennessee
$9.52M -$183K -711 -2%
MIM
198
MetLife Investment Management
New Jersey
$9.2M -$236K -919 -3%
Osaic Holdings
199
Osaic Holdings
Arizona
$8.93M +$2.51M +9,765 +39%
DZ Bank
200
DZ Bank
Germany
$8.9M +$364K +1,415 +4%
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