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Biogen
BIIB

Overview Fund Activity

946 hedge funds and large institutions have $49.3B invested in Biogen in 2016 Q1 according to their latest regulatory filings, with 95 funds opening new positions, 363 increasing their positions, 350 reducing their positions, and 103 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
946
Holders Change
-22
Holders Change %
-2.27%
% of All Funds
25.25%
Holding in Top 10
32
Holding in Top 10 Change
-5
Holding in Top 10 Change %
-13.51%
% of All Funds
0.85%
New
95
Increased
363
Reduced
350
Closed
103
Calls
$1.05B
Puts
$1.13B
Net Calls
-$73.9M
Net Calls Change
+$323M

Top Buyers

1
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$458M
2
Fidelity Investments
Fidelity Investments
Massachusetts
+$148M
3
Primecap Management
Primecap Management
California
+$114M
4
VAM
Visium Asset Management
New York
+$99.3M
5
Invesco
Invesco
Georgia
+$89.1M

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
-$162M
2
State Street
State Street
Massachusetts
-$139M
3
AQR Capital Management
AQR Capital Management
Connecticut
-$137M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$135M
5
BFA
BlackRock Fund Advisors
California
-$99.9M
Name Holding Trade Value Shares
Change 		Shares
Change %
GAMA
976
Graticule Asia Macro Advisors
New York
– -$2.39M -7,796 Closed
AFA
977
Abacus FCF Advisors
Florida
– -$2.38M -7,752 Closed
SA
978
Steadfast Advisors
New York
– -$2.16M -7,045 Closed
CFP
979
Cornerstone Financial Partners
North Carolina
– -$2.07M -6,747 Closed
PAM
980
Princeton Alpha Management
New Jersey
– -$1.87M -6,102 Closed
WMSA
981
Weiss Multi-Strategy Advisers
New York
– -$1.58M -5,154 Closed
VIA
982
Vident Investment Advisory
Georgia
– -$1.44M -4,708 Closed
WI
983
Wafra Inc
New York
– -$1.09M -3,550 Closed
IEFM
984
IQ EQ Fund Management
Ireland
– -$1.19M -3,482 Closed
NA
985
Navellier & Associates
Nevada
– -$964K -3,146 Closed
CI
986
Cavalier Investments
Georgia
– -$950K -3,100 Closed
VF
987
Virtu Financial
New York
– -$895K -2,921 Closed
PL
988
Plancorp LLC
Missouri
– -$847K -2,765 Closed
WCF
989
West Coast Financial
California
– -$844K -2,755 Closed
BCM
990
BlueCrest Capital Management
Jersey
– -$805K -2,629 Closed
MPA
991
Marvin & Palmer Associates
Delaware
– -$766K -2,500 Closed
CG
992
Clinton Group
New York
– -$683K -2,230 Closed
B
993
Bailard
California
– -$674K -2,200 Closed
SS
994
Simplicity Solutions
Minnesota
– -$619K -2,022 Closed
IH
995
IFC Holdings
Florida
– -$620K -2,021 Closed
MFS
996
Monetta Financial Services
Illinois
– -$551K -1,800 Closed
CEP
997
Chicago Equity Partners
Illinois
– -$548K -1,790 Closed
TMC
998
Trellus Management Company
Florida
– -$460K -1,500 Closed
CI
999
Cowen Inc
New York
– -$455K -1,485 Closed
RCM
1000
Rotella Capital Management
Washington
– -$429K -1,400 Closed
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40
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