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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.

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 %
CG
51
Carmignac Gestion
France
$79.4M -$257K -1,000 -0.3%
AQR Capital Management
52
AQR Capital Management
Connecticut
$78.8M -$7.64M -29,709 -9%
Royal Bank of Canada
53
Royal Bank of Canada
Ontario, Canada
$78.8M -$11.8M -45,986 -13%
PCH
54
Polar Capital Holdings
United Kingdom
$77.1M -$6.43M -25,000 -8%
Envestnet Asset Management
55
Envestnet Asset Management
Illinois
$76.9M -$3.55M -13,824 -4%
National Pension Service
56
National Pension Service
South Korea
$76.4M +$3.8M +14,730 +5%
DekaBank Deutsche Girozentrale
57
DekaBank Deutsche Girozentrale
Germany
$72.9M +$11.7M +45,530 +19%
California Public Employees Retirement System
58
California Public Employees Retirement System
California
$72.3M +$1.68M +6,532 +2%
TD Asset Management
59
TD Asset Management
Ontario, Canada
$72.2M +$16.7M +64,844 +30%
Thrivent Financial for Lutherans
60
Thrivent Financial for Lutherans
Minnesota
$72.1M -$2.22M -8,657 -3%
D.E. Shaw & Co
61
D.E. Shaw & Co
New York
$71.7M -$146M -567,606 -67%
RhumbLine Advisers
62
RhumbLine Advisers
Massachusetts
$71.6M -$561K -2,184 -0.8%
AC
63
Armistice Capital
New York
$71.1M +$5.34M +20,788 +8%
EAM
64
Erste Asset Management
Austria
$70.6M +$394K +1,533 +0.6%
Macquarie Group
65
Macquarie Group
Australia
$70.2M +$53.4M +207,708 +318%
HSBC Holdings
66
HSBC Holdings
United Kingdom
$70.1M -$2.8M -10,875 -4%
AllianceBernstein
67
AllianceBernstein
Tennessee
$64.6M +$2.85M +11,105 +5%
Canada Pension Plan Investment Board
68
Canada Pension Plan Investment Board
Ontario, Canada
$63M +$23.7M +92,400 +60%
Prudential Financial
69
Prudential Financial
New Jersey
$60.6M +$17.8M +69,345 +42%
CS
70
Candriam SCA
Luxembourg
$60.1M +$15.9K +62 +0%
Balyasny Asset Management
71
Balyasny Asset Management
Illinois
$59.2M +$43.8M +170,423 +284%
California State Teachers Retirement System (CalSTRS)
72
California State Teachers Retirement System (CalSTRS)
California
$58.2M -$1.86M -7,220 -3%
Citigroup
73
Citigroup
New York
$57M -$3.38M -13,144 -6%
Nordea Investment Management
74
Nordea Investment Management
Sweden
$56.4M +$20.3M +78,335 +56%
Ameriprise
75
Ameriprise
Minnesota
$56.1M +$5.05M +19,638 +10%
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