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Biogen
BIIB

Overview Fund Activity

929 hedge funds and large institutions have $29.7B invested in Biogen in 2024 Q2 according to their latest regulatory filings, with 99 funds opening new positions, 317 increasing their positions, 334 reducing their positions, and 95 closing their positions.

Holders
929
Holders Change
-12
Holders Change %
-1.28%
% of All Funds
13.51%
Holding in Top 10
11
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+37.5%
% of All Funds
0.16%
New
99
Increased
317
Reduced
334
Closed
95
Calls
$316M
Puts
$353M
Net Calls
-$36.7M
Net Calls Change
-$35.1M

Top Buyers

1
Ameriprise
1
Ameriprise
Minnesota
$336M
2
Norges Bank
2
Norges Bank
Norway
$482M
3
T. Rowe Price Investment Management
3
T. Rowe Price Investment Management
Maryland
$1.32B
4
Goldman Sachs
4
Goldman Sachs
New York
$329M
5
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$466M

Top Sellers

1
VanEck Associates
1
VanEck Associates
New York
$214M
2
Deutsche Bank
2
Deutsche Bank
Germany
$152M
3
Invesco
3
Invesco
Georgia
$299M
4
CCM
4
Camber Capital Management
Massachusetts
$0
5
Pictet Asset Management
5
Pictet Asset Management
Switzerland
$156M
Name Market Value Shares Shares
Change 		Shares
Change %
Parnassus Investments
51
Parnassus Investments
California
$83.6M 360,742 – –
Brown Advisory
52
Brown Advisory
Maryland
$80.6M 347,518 +74,638 +27%
National Pension Service
53
National Pension Service
South Korea
$75.7M 326,655 +12,539 +4%
Nuveen Asset Management
54
Nuveen Asset Management
Illinois
$74.5M 321,308 -25,808 -7%
BNP Paribas Financial Markets
55
BNP Paribas Financial Markets
France
$67.2M 290,027 +8,626 +3%
PAI
56
Palo Alto Investors
California
$67M 289,050 -908 -0.3%
RhumbLine Advisers
57
RhumbLine Advisers
Massachusetts
$65.9M 284,206 +5,562 +2%
EAM
58
Erste Asset Management
Austria
$65.6M 284,317 +19,903 +8%
AllianceBernstein
59
AllianceBernstein
Tennessee
$65.2M 281,289 +79,398 +39%
CS
60
Candriam SCA
Luxembourg
$61.8M 266,459 -583 -0.2%
PCM
61
Patient Capital Management
Maryland
$59.6M 257,269 +39,382 +18%
Wells Fargo
62
Wells Fargo
California
$57.4M 247,760 +26,684 +12%
Bank of Montreal
63
Bank of Montreal
Ontario, Canada
$57.4M 234,331 -2,484 -1%
Millennium Management
64
Millennium Management
New York
$55.6M 239,847 +63,435 +36%
California State Teachers Retirement System (CalSTRS)
65
California State Teachers Retirement System (CalSTRS)
California
$53.5M 230,935 +3,863 +2%
PCH
66
Polar Capital Holdings
United Kingdom
$52.2M 225,000 -75,000 -25%
Citigroup
67
Citigroup
New York
$51.8M 223,347 +4,630 +2%
TAM
68
Tocqueville Asset Management
New York
$51M 219,998 +173,798 +376%
Robeco Institutional Asset Management
69
Robeco Institutional Asset Management
Netherlands
$49.8M 214,937 -16,579 -7%
D.E. Shaw & Co
70
D.E. Shaw & Co
New York
$49.8M 214,691 -85,317 -28%
Two Sigma Investments
71
Two Sigma Investments
New York
$49.4M 212,899 -113,526 -35%
Mitsubishi UFJ Asset Management
72
Mitsubishi UFJ Asset Management
Japan
$47.1M 203,096 +23,677 +13%
Envestnet Asset Management
73
Envestnet Asset Management
Illinois
$46.1M 198,676 -19,062 -9%
Hudson Bay Capital Management
74
Hudson Bay Capital Management
Connecticut
$45.2M 195,000 -30,000 -13%
Thrivent Financial for Lutherans
75
Thrivent Financial for Lutherans
Minnesota
$44.6M 192,507 -8,889 -4%
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