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Biogen
BIIB

Overview Fund Activity

1,018 hedge funds and large institutions have $51.5B invested in Biogen in 2017 Q1 according to their latest regulatory filings, with 90 funds opening new positions, 389 increasing their positions, 395 reducing their positions, and 83 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,018
Holders Change
-6
Holders Change %
-0.59%
% of All Funds
25.38%
Holding in Top 10
27
Holding in Top 10 Change
-14
Holding in Top 10 Change %
-34.15%
% of All Funds
0.67%
New
90
Increased
389
Reduced
395
Closed
83
Calls
$808M
Puts
$1.07B
Net Calls
-$265M
Net Calls Change
-$42.8M

Top Buyers

1
BlackRock
1
BlackRock
New York
$4.84B
2
JHIU
2
Janus Henderson Investors US
Colorado
$530M
3
Massachusetts Financial Services
3
Massachusetts Financial Services
Massachusetts
$370M
4
Winslow Capital Management
4
Winslow Capital Management
Minnesota
$345M
5
Goldman Sachs
5
Goldman Sachs
New York
$475M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$1.52B
2
Ameriprise
2
Ameriprise
Minnesota
$512M
3
Viking Global Investors
3
Viking Global Investors
Connecticut
$188M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$2.22B
5
Two Sigma Investments
5
Two Sigma Investments
New York
$1.45M
Name Holding Trade Value Shares
Change 		Shares
Change %
State of Wisconsin Investment Board
126
State of Wisconsin Investment Board
Wisconsin
$50.8M -$18.3M -66,861 -26%
UBS Group
127
UBS Group
Switzerland
$47.9M +$255K +932 +0.5%
CS
128
Candriam SCA
Luxembourg
$47.8M -$2.08M -7,596 -4%
Millennium Management
129
Millennium Management
New York
$47M -$86.3M -315,771 -65%
ProShare Advisors
130
ProShare Advisors
Maryland
$45M -$2.9M -10,621 -6%
First Trust Advisors
131
First Trust Advisors
Illinois
$43.8M -$10.7M -39,000 -20%
Barclays
132
Barclays
United Kingdom
$43.6M -$2.07M -7,558 -5%
WCM
133
Wedge Capital Management
North Carolina
$43.1M -$6.77M -24,751 -14%
Robeco Institutional Asset Management
134
Robeco Institutional Asset Management
Netherlands
$42.6M +$3.19M +11,670 +8%
Korea Investment Corp
135
Korea Investment Corp
South Korea
$42.2M -$49.1M -179,472 -54%
National Pension Service
136
National Pension Service
South Korea
$41.8M +$270K +1,004 +0.6%
Ohio Public Employees Retirement System (OPERS)
137
Ohio Public Employees Retirement System (OPERS)
Ohio
$41M – – –
NIPH
138
NN Investment Partners Holdings
Netherlands
$40.9M +$1.05M +3,828 +3%
CCI
139
Columbus Circle Investors
$40.8M +$8.38M +30,667 +26%
Retirement Systems of Alabama
140
Retirement Systems of Alabama
Alabama
$39.9M -$486K -1,777 -1%
CC
141
Carlson Capital
Texas
$39.6M -$11M -40,357 -22%
GIA
142
Gateway Investment Advisers
Ohio
$39.6M -$1.93M -7,042 -5%
MWNA
143
Marshall Wace North America
New York
$38.4M +$38.4M +140,709 New
Baird Financial Group
144
Baird Financial Group
Wisconsin
$38.1M +$10.1M +36,975 +36%
Aviva
145
Aviva
United Kingdom
$36.8M -$2.45M -8,967 -6%
Citigroup
146
Citigroup
New York
$36.6M -$26.7M -97,682 -42%
Jennison Associates
147
Jennison Associates
New York
$36.6M -$2.29M -8,373 -6%
Nuveen Asset Management
148
Nuveen Asset Management
Illinois
$34.9M -$5.01M -18,327 -13%
SRIM
149
Saratoga Research & Investment Management
California
$34.5M +$1.61M +5,896 +5%
US Bancorp
150
US Bancorp
Minnesota
$34.5M -$786K -2,875 -2%
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