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Biogen
BIIB

Overview Fund Activity

738 hedge funds and large institutions have $60.8B invested in Biogen in 2013 Q4 according to their latest regulatory filings, with 121 funds opening new positions, 247 increasing their positions, 264 reducing their positions, and 30 closing their positions.

Holders
738
Holders Change
+82
Holders Change %
+12.5%
% of All Funds
21.43%
Holding in Top 10
37
Holding in Top 10 Change
+13
Holding in Top 10 Change %
+54.17%
% of All Funds
1.07%
New
121
Increased
247
Reduced
264
Closed
30
Calls
$913M
Puts
$771M
Net Calls
+$142M
Net Calls Change
+$212M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$3.26B
2
DCP
2
DSM Capital Partners
Florida
$201M
3
WRF
3
Waddell & Reed Financial
Kansas
$579M
4
Morgan Stanley
4
Morgan Stanley
New York
$224M
5
Barclays
5
Barclays
United Kingdom
$186M

Top Sellers

1
JPMorgan Chase & Co
1
JPMorgan Chase & Co
New York
$1.92B
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$6.73B
3
Wellington Management Group
3
Wellington Management Group
Massachusetts
$888M
4
UBS AM
4
UBS AM
Illinois
$454M
5
Deutsche Bank
5
Deutsche Bank
Germany
$289M
Name Market Value Shares Shares
Change 		Shares
Change %
ZIM
751
Zacks Investment Management
Illinois
– – -6,007 Closed
Jane Street
752
Jane Street
New York
– – -5,080 Closed
GCM
753
Glaxis Capital Management
Florida
– – -4,400 Closed
NCCM
754
Nine Chapters Capital Management
New Jersey
– – -4,100 Closed
Luther King Capital Management (LKCM)
755
Luther King Capital Management (LKCM)
Texas
– – -3,975 Closed
MIU
756
Man Investments (UK)
United Kingdom
– – -3,831 Closed
Capstone Investment Advisors
757
Capstone Investment Advisors
New York
– – -3,179 Closed
GCT
758
Galaxy Capital Trading
British Virgin Islands
– – -2,600 Closed
FTI
759
Fiduciary Trust International
Massachusetts
– – -964 Closed
MCM
760
Matarin Capital Management
New York
– – -953 Closed
RG
761
Rathbones Group
United Kingdom
– – -953 Closed
LSV Asset Management
762
LSV Asset Management
Illinois
– – -740 Closed
CFSG
763
Community Financial Services Group
Vermont
– – -650 Closed
HCC
764
Hirtle Callaghan & Co
Pennsylvania
– – -467 Closed
AA
765
AlphaMark Advisors
Kentucky
– – -344 Closed
ACMI
766
Amida Capital Management II
New York
– – -200 Closed
Jones Financial Companies
767
Jones Financial Companies
Missouri
– – -87 Closed
FANJ
768
Financial Architects (New Jersey)
New Jersey
– – -78 Closed
SC
769
Sculptor Capital
New York
– – – –
SM
770
Sabby Management
Florida
– – – –
Capital Fund Management (CFM)
771
Capital Fund Management (CFM)
France
– – – –
MF
772
Magnetar Financial
Illinois
– – – –
ID
773
Integral Derivatives
New York
– – – –
Walleye Trading
774
Walleye Trading
New York
– – – –
CI
775
Cowen Inc
New York
– – – –
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