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Biogen
BIIB

Overview Fund Activity

1,024 hedge funds and large institutions have $53.8B invested in Biogen in 2016 Q4 according to their latest regulatory filings, with 137 funds opening new positions, 364 increasing their positions, 400 reducing their positions, and 107 closing their positions.

Holders
1,024
Holders Change
+13
Holders Change %
+1.29%
% of All Funds
25.64%
Holding in Top 10
41
Holding in Top 10 Change
-16
Holding in Top 10 Change %
-28.07%
% of All Funds
1.03%
New
137
Increased
364
Reduced
400
Closed
107
Calls
$1.52B
Puts
$1.74B
Net Calls
-$222M
Net Calls Change
-$123M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$1.66B
2
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$2.47B
3
DZ Bank
3
DZ Bank
Germany
$179M
4
Two Sigma Investments
4
Two Sigma Investments
New York
$160M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$201M

Top Sellers

1
Jennison Associates
1
Jennison Associates
New York
$40.3M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$2.33B
3
SIG
3
Senator Investment Group
New York
$0
4
CCM
4
Causeway Capital Management
California
$0
5
HM
5
HealthCor Management
New York
$0
Name Market Value Shares Shares
Change 		Shares
Change %
SIG
1026
Senator Investment Group
New York
– – -455,000 Closed
CCM
1027
Causeway Capital Management
California
– – -404,444 Closed
HM
1028
HealthCor Management
New York
– – -375,000 Closed
MTB
1029
Mizuho Trust & Banking
Japan
– – -347,572 Closed
Westfield Capital Management
1030
Westfield Capital Management
Massachusetts
– – -301,521 Closed
BM
1031
Bridger Management
New York
– – -254,050 Closed
PC
1032
PointState Capital
New York
– – -210,000 Closed
Alyeska Investment Group
1033
Alyeska Investment Group
Illinois
– – -149,217 Closed
IIM
1034
Ivory Investment Management
New York
– – -133,563 Closed
MSU
1035
Mizuho Securities USA
New York
– – -115,200 Closed
YCMGA
1036
York Capital Management Global Advisors
New York
– – -96,869 Closed
SGA
1037
Sector Gamma AS
Norway
– – -71,400 Closed
HT
1038
HAP Trading
New York
– – -68,532 Closed
CM
1039
Corvex Management
New York
– – -52,000 Closed
JCI
1040
Jet Capital Investors
New York
– – -50,000 Closed
SFM
1041
Sphera Funds Management
Israel
– – -50,000 Closed
BJCM
1042
Blue Jay Capital Management
California
– – -40,996 Closed
HI
1043
Honeywell International
North Carolina
– – -40,413 Closed
BIM
1044
Bogle Investment Management
Massachusetts
– – -35,011 Closed
DILH
1045
Dai-ichi Life Holdings
Japan
– – -34,980 Closed
JCM
1046
JS Capital Management
New York
– – -31,000 Closed
GAMA
1047
Graticule Asia Macro Advisors
New York
– – -28,000 Closed
BCM
1048
Barometer Capital Management
Ontario, Canada
– – -25,500 Closed
SCM
1049
Sirios Capital Management
Massachusetts
– – -21,726 Closed
JCM
1050
Jag Capital Management
Missouri
– – -19,783 Closed
40 41
42
43 44