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Biogen
BIIB

Overview Fund Activity

941 hedge funds and large institutions have $27.8B invested in Biogen in 2024 Q1 according to their latest regulatory filings, with 102 funds opening new positions, 300 increasing their positions, 350 reducing their positions, and 143 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
941
Holders Change
-49
Holders Change %
-4.95%
% of All Funds
13.64%
Holding in Top 10
8
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-20%
% of All Funds
0.12%
New
102
Increased
300
Reduced
350
Closed
143
Calls
$301M
Puts
$303M
Net Calls
-$1.6M
Net Calls Change
-$145M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$3.57B
2
Ameriprise
2
Ameriprise
Minnesota
$172M
3
BGC
3
Beutel, Goodman & Co
Ontario, Canada
$338M
4
CCM
4
Camber Capital Management
Massachusetts
$86.3M
5
VanEck Associates
5
VanEck Associates
New York
$375M

Top Sellers

1
Morgan Stanley
1
Morgan Stanley
New York
$367M
2
First Trust Advisors
2
First Trust Advisors
Illinois
$72.1M
3
CG
3
Carmignac Gestion
France
$0
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$0
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$134M
Name Holding Trade Value Shares
Change 		Shares
Change %
AllianceBernstein
76
AllianceBernstein
Tennessee
$43.5M -$6.02M -27,922 -12%
Thrivent Financial for Lutherans
77
Thrivent Financial for Lutherans
Minnesota
$43.4M -$12.5M -57,961 -22%
Mirae Asset Global Investments
78
Mirae Asset Global Investments
South Korea
$39.4M -$1.63M -6,396 -4%
WCM
79
Wedge Capital Management
North Carolina
$39.1M +$11.7M +54,036 +42%
Mitsubishi UFJ Asset Management
80
Mitsubishi UFJ Asset Management
Japan
$38.7M +$6.47M +29,991 +20%
Millennium Management
81
Millennium Management
New York
$38M +$37.1M +171,877 +3,790%
SG Americas Securities
82
SG Americas Securities
New York
$38M +$34.9M +162,083 +1,143%
ProShare Advisors
83
ProShare Advisors
Maryland
$37.5M +$6.45M +29,890 +21%
Two Sigma Advisers
84
Two Sigma Advisers
New York
$36.9M +$28.1M +130,200 +317%
RJA
85
Raymond James & Associates
Florida
$36.3M +$5.62M +26,048 +18%
Alyeska Investment Group
86
Alyeska Investment Group
Illinois
$35.9M -$55.2M -255,987 -61%
Principal Financial Group
87
Principal Financial Group
Iowa
$35.9M +$446K +2,069 +1%
SRIM
88
Saratoga Research & Investment Management
California
$35.1M -$296K -1,375 -0.8%
Citadel Advisors
89
Citadel Advisors
Florida
$32.2M +$31.1M +144,037 +2,738%
Capital Fund Management (CFM)
90
Capital Fund Management (CFM)
France
$31.8M +$31.8M +147,430 New
Russell Investments Group
91
Russell Investments Group
United Kingdom
$31.6M +$5.04M +23,358 +19%
Korea Investment Corp
92
Korea Investment Corp
South Korea
$30.4M -$7.53M -34,924 -20%
Victory Capital Management
93
Victory Capital Management
Texas
$29.2M +$885K +4,106 +3%
KAM
94
Krensavage Asset Management
New York
$28.9M -$5.7M -26,412 -16%
Manulife (Manufacturers Life Insurance)
95
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$28.6M -$593K -2,751 -2%
ZP
96
Zimmer Partners
New York
$28M +$2.86M +13,250 +11%
RPI
97
Railway Pension Investments
United Kingdom
$27.5M – – –
New York State Teachers Retirement System (NYSTRS)
98
New York State Teachers Retirement System (NYSTRS)
New York
$27.3M -$1.86M -8,630 -6%
Canada Life
99
Canada Life
Manitoba, Canada
$27M -$4.41M -20,416 -14%
Macquarie Group
100
Macquarie Group
Australia
$26M -$29M -134,394 -53%
2 3
4
5 6