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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
Norges Bank
1
Norges Bank
Norway
$0
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$825M
3
ClearBridge Investments
3
ClearBridge Investments
New York
$117M
4
VanEck Associates
4
VanEck Associates
New York
$18.1M
5
SCM
5
Sarissa Capital Management
Connecticut
$5.22M
Name Market Value Shares Shares
Change 		Shares
Change %
National Pension Service
51
National Pension Service
South Korea
$69.7M 359,569 +32,914 +10%
First Trust Advisors
52
First Trust Advisors
Illinois
$69.5M 358,491 -31,460 -8%
Qube Research & Technologies (QRT)
53
Qube Research & Technologies (QRT)
United Kingdom
$67.7M 349,345 +335,113 +2,355%
Royal Bank of Canada
54
Royal Bank of Canada
Ontario, Canada
$66.5M 343,194 -52,518 -13%
Brown Advisory
55
Brown Advisory
Maryland
$64.6M 333,227 -14,291 -4%
Nuveen Asset Management
56
Nuveen Asset Management
Illinois
$62.6M 323,187 +1,879 +0.6%
Hudson Bay Capital Management
57
Hudson Bay Capital Management
Connecticut
$58.2M 300,000 +105,000 +54%
EAM
58
Erste Asset Management
Austria
$55.8M 287,623 +3,306 +1%
Robeco Institutional Asset Management
59
Robeco Institutional Asset Management
Netherlands
$53.2M 274,708 +59,771 +28%
RhumbLine Advisers
60
RhumbLine Advisers
Massachusetts
$53.2M 274,309 -9,897 -3%
Susquehanna International Group
61
Susquehanna International Group
Pennsylvania
$50.6M 261,147 +142,924 +121%
PCM
62
Patient Capital Management
Maryland
$49.6M 255,942 -1,327 -0.5%
TAM
63
Tocqueville Asset Management
New York
$48M 247,535 +27,537 +13%
Citigroup
64
Citigroup
New York
$46.2M 238,148 +14,801 +7%
Squarepoint
65
Squarepoint
New York
$44.7M 230,648 +226,703 +5,747%
California State Teachers Retirement System (CalSTRS)
66
California State Teachers Retirement System (CalSTRS)
California
$44.7M 230,507 -428 -0.2%
PAI
67
Palo Alto Investors
California
$44.4M 228,916 -60,134 -21%
Mitsubishi UFJ Asset Management
68
Mitsubishi UFJ Asset Management
Japan
$43.3M 223,632 +20,536 +10%
Bank of Montreal
69
Bank of Montreal
Ontario, Canada
$42.8M 219,911 -14,420 -6%
American Century Companies
70
American Century Companies
Missouri
$42.1M 216,978 -604,323 -74%
CS
71
Candriam SCA
Luxembourg
$41.2M 212,457 -54,002 -20%
Wells Fargo
72
Wells Fargo
California
$40M 206,470 -41,290 -17%
Canada Pension Plan Investment Board
73
Canada Pension Plan Investment Board
Ontario, Canada
$39.7M 205,030 +31,366 +18%
Fidelity International
74
Fidelity International
Bermuda
$38M 196,002 -594,603 -75%
RJA
75
Raymond James & Associates
Florida
$37.2M 192,065 +6,384 +3%
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