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Biogen
BIIB

Overview Fund Activity

999 hedge funds and large institutions have $36B invested in Biogen in 2023 Q2 according to their latest regulatory filings, with 97 funds opening new positions, 319 increasing their positions, 359 reducing their positions, and 83 closing their positions.

Holders
999
Holders Change
+8
Holders Change %
+0.81%
% of All Funds
15.76%
Holding in Top 10
18
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-5.26%
% of All Funds
0.28%
New
97
Increased
319
Reduced
359
Closed
83
Calls
$555M
Puts
$599M
Net Calls
-$44.6M
Net Calls Change
-$115M

Top Buyers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$968M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$752M
3
Amundi
3
Amundi
France
$339M
4
Alyeska Investment Group
4
Alyeska Investment Group
Illinois
$105M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$1.27B

Top Sellers

1
Envestnet Asset Management
1
Envestnet Asset Management
Illinois
$89.1M
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$321M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$1.44M
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$241M
5
Millennium Management
5
Millennium Management
New York
$12.6M
Name Market Value Shares Shares
Change 		Shares
Change %
New York State Teachers Retirement System (NYSTRS)
101
New York State Teachers Retirement System (NYSTRS)
New York
$43.9M 154,189 -7,902 -5%
Canada Pension Plan Investment Board
102
Canada Pension Plan Investment Board
Ontario, Canada
$43.5M 152,810 -16,000 -9%
ProShare Advisors
103
ProShare Advisors
Maryland
$42.6M 149,594 -8,329 -5%
BBVA
104
Banco Bilbao Vizcaya Argentaria
Spain
$42.6M 149,461 +2,520 +2%
Korea Investment Corp
105
Korea Investment Corp
South Korea
$42M 147,379 -20,415 -12%
Massachusetts Financial Services
106
Massachusetts Financial Services
Massachusetts
$41.7M 146,516 -571 -0.4%
RJA
107
Raymond James & Associates
Florida
$41.1M 144,231 +23,814 +20%
Mirae Asset Global Investments
108
Mirae Asset Global Investments
South Korea
$40.2M 141,161 -5,224 -4%
Nordea Investment Management
109
Nordea Investment Management
Sweden
$39.7M 139,653 -290,317 -68%
BNP Paribas Financial Markets
110
BNP Paribas Financial Markets
France
$39.5M 138,674 -79,975 -37%
Lord, Abbett & Co
111
Lord, Abbett & Co
New Jersey
$38.6M 135,547 +135,547 New
Jane Street
112
Jane Street
New York
$38.4M 134,913 +85,003 +170%
SO
113
STRS Ohio
Ohio
$38.1M 133,916 -2,837 -2%
Fisher Asset Management
114
Fisher Asset Management
Washington
$37.1M 130,317 -2,500 -2%
Mitsubishi UFJ Asset Management
115
Mitsubishi UFJ Asset Management
Japan
$36.4M 127,771 +8,195 +7%
RPI
116
Railway Pension Investments
United Kingdom
$36.4M 127,722 -46,300 -27%
BA
117
Bridgewater Associates
Connecticut
$36M 126,419 -21,306 -14%
FAM
118
Fred Alger Management
New York
$35.9M 125,980 -143,458 -53%
Swedbank
119
Swedbank
Sweden
$35.5M 124,532 -595 -0.5%
Aberdeen Group
120
Aberdeen Group
United Kingdom
$35M 122,879 +8,372 +7%
B
121
Braidwell
Connecticut
$34.7M 121,942 -98,800 -45%
VOYA Investment Management
122
VOYA Investment Management
Georgia
$33.4M 117,309 -3,111 -3%
APG Asset Management
123
APG Asset Management
Netherlands
$33M 126,272 -2,245 -2%
Manulife (Manufacturers Life Insurance)
124
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$32.3M 113,528 -10,981 -9%
State of Wisconsin Investment Board
125
State of Wisconsin Investment Board
Wisconsin
$31.8M 111,498 +12,677 +13%
3 4
5
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