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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.

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 Market Value Shares Shares
Change 		Shares
Change %
UBS AM
26
UBS AM
Illinois
$398M 1,454,878 -8,514 -0.6%
O
27
OrbiMed
New York
$393M 1,436,900 +155,700 +12%
Massachusetts Financial Services
28
Massachusetts Financial Services
Massachusetts
$370M 1,352,164 +1,295,540 +2,288%
Winslow Capital Management
29
Winslow Capital Management
Minnesota
$345M 1,262,317 +1,262,317 New
Wells Fargo
30
Wells Fargo
California
$313M 1,145,496 +182,345 +19%
American Century Companies
31
American Century Companies
Missouri
$295M 1,078,876 +81,527 +8%
Legal & General Group
32
Legal & General Group
United Kingdom
$286M 1,045,260 +39,220 +4%
AQR Capital Management
33
AQR Capital Management
Connecticut
$285M 1,040,619 +368,587 +55%
O
34
OppenheimerFunds
New York
$280M 1,022,893 -16,739 -2%
Morgan Stanley
35
Morgan Stanley
New York
$264M 963,780 -2,920 -0.3%
VOYA Investment Management
36
VOYA Investment Management
Georgia
$234M 853,996 -22,595 -3%
Renaissance Technologies
37
Renaissance Technologies
New York
$232M 848,961 +141,466 +20%
Charles Schwab
38
Charles Schwab
California
$230M 839,640 +60,754 +8%
Citadel Advisors
39
Citadel Advisors
Florida
$216M 791,282 +209,550 +36%
PI
40
Putnam Investments
Massachusetts
$215M 786,969 -23,576 -3%
Swiss National Bank
41
Swiss National Bank
Switzerland
$211M 770,899 +160,600 +26%
DZ Bank
42
DZ Bank
Germany
$208M 760,672 +128,964 +20%
Prudential Financial
43
Prudential Financial
New Jersey
$200M 732,845 -13,318 -2%
Manulife (Manufacturers Life Insurance)
44
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$191M 699,561 +33,057 +5%
Viking Global Investors
45
Viking Global Investors
Connecticut
$188M 688,765 -1,230,047 -64%
Macquarie Group
46
Macquarie Group
Australia
$180M 658,108 -84,461 -11%
PAMU
47
Pictet Asset Management (UK)
United Kingdom
$173M 631,017 +14,898 +2%
Swedbank
48
Swedbank
Sweden
$172M 627,355 -88,277 -12%
Sumitomo Mitsui Trust Group
49
Sumitomo Mitsui Trust Group
Japan
$167M 612,227 +537 +0.1%
New York State Common Retirement Fund
50
New York State Common Retirement Fund
New York
$164M 600,199 +201 +0%
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