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Biogen
BIIB

Overview Fund Activity

968 hedge funds and large institutions have $58.9B invested in Biogen in 2015 Q4 according to their latest regulatory filings, with 139 funds opening new positions, 330 increasing their positions, 372 reducing their positions, and 82 closing their positions.

Holders
968
Holders Change
+46
Holders Change %
+4.99%
% of All Funds
25.42%
Holding in Top 10
37
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.97%
New
139
Increased
330
Reduced
372
Closed
82
Calls
$1.24B
Puts
$1.63B
Net Calls
-$397M
Net Calls Change
+$181M

Top Buyers

1
D.E. Shaw & Co
1
D.E. Shaw & Co
New York
$641M
2
JSP
2
Jackson Square Partners
California
$874M
3
Westfield Capital Management
3
Westfield Capital Management
Massachusetts
$157M
4
Millennium Management
4
Millennium Management
New York
$322M
5
Viking Global Investors
5
Viking Global Investors
Connecticut
$113M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$3.96B
2
JHIU
2
Janus Henderson Investors US
Colorado
$302M
3
SCM
3
Steadfast Capital Management
New York
$53.3M
4
Sands Capital Management
4
Sands Capital Management
Virginia
$1.03B
5
Jennison Associates
5
Jennison Associates
New York
$1.04B
Name Market Value Shares Shares
Change 		Shares
Change %
Bank of America
26
Bank of America
North Carolina
$486M 1,586,943 +163,964 +12%
Goldman Sachs
27
Goldman Sachs
New York
$472M 1,541,073 -157,376 -9%
WRF
28
Waddell & Reed Financial
Kansas
$471M 1,537,602 -616,567 -29%
O
29
OrbiMed
New York
$442M 1,442,500 +135,100 +10%
American Century Companies
30
American Century Companies
Missouri
$431M 1,407,285 -1,380 -0.1%
BA
31
BlackRock Advisors
Delaware
$416M 1,356,571 -202,049 -13%
Deutsche Bank
32
Deutsche Bank
Germany
$415M 1,353,278 +223,211 +20%
Morgan Stanley
33
Morgan Stanley
New York
$380M 1,238,944 -87,470 -7%
BIM
34
BlackRock Investment Management
Delaware
$336M 1,097,747 +8,756 +0.8%
Millennium Management
35
Millennium Management
New York
$322M 1,050,684 +425,850 +68%
JHIU
36
Janus Henderson Investors US
Colorado
$302M 987,183 -1,017,617 -51%
UBS AM
37
UBS AM
Illinois
$294M 958,416 -176,084 -16%
Legal & General Group
38
Legal & General Group
United Kingdom
$293M 957,415 -26,833 -3%
Capital World Investors
39
Capital World Investors
California
$279M 910,000 -291,651 -24%
Macquarie Group
40
Macquarie Group
Australia
$268M 874,928 +107,311 +14%
PPA
41
Parametric Portfolio Associates
Washington
$265M 863,672 +204,268 +31%
AQR Capital Management
42
AQR Capital Management
Connecticut
$249M 813,093 -167,066 -17%
Allianz Asset Management
43
Allianz Asset Management
Germany
$247M 806,560 -86,111 -10%
Wells Fargo
44
Wells Fargo
California
$239M 779,225 -502,027 -39%
Sumitomo Mitsui Trust Group
45
Sumitomo Mitsui Trust Group
Japan
$221M 716,090 -1,174 -0.2%
BlackRock
46
BlackRock
New York
$221M 720,058 +2,480 +0.3%
Prudential Financial
47
Prudential Financial
New Jersey
$207M 674,071 -42,115 -6%
Citadel Advisors
48
Citadel Advisors
Florida
$198M 647,371 +55,482 +9%
Charles Schwab
49
Charles Schwab
California
$195M 637,860 -23,873 -4%
CS
50
Credit Suisse
Switzerland
$195M 636,185 -1,877 -0.3%
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