1,013 hedge funds and large institutions have $59B invested in Biogen in 2017 Q3 according to their latest regulatory filings, with 99 funds opening new positions, 380 increasing their positions, 355 reducing their positions, and 68 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,013
Holders Change
+22
Holders Change %
+2.22%
% of All Funds
25.29%
Holding in Top 10
38
Holding in Top 10 Change
+15
Holding in Top 10 Change %
+65.22%
% of All Funds
0.95%
New
99
Increased
380
Reduced
355
Closed
68
Calls
$974M
Puts
$1.24B
Net Calls
-$269M
Net Calls Change
-$87M
Name Holding Trade Value Shares
Change
Shares
Change %
EMG
1051
Ellington Management Group
Connecticut
-$814K -3,000 Closed
Wealth Enhancement Advisory Services
1052
Wealth Enhancement Advisory Services
Minnesota
-$756K -2,767 Closed
NI
1053
Numeric Investors
Massachusetts
-$627K -2,310 Closed
PSUF
1054
People's United Financial
Connecticut
-$616K -2,269 Closed
Verition Fund Management
1055
Verition Fund Management
Connecticut
-$606K -2,233 Closed
CI
1056
Cowen Inc
New York
-$543K -2,000 Closed
IFWM
1057
Institute for Wealth Management
Colorado
-$477K -1,751 Closed
TC
1058
TFS Capital
Pennsylvania
-$464K -1,711 Closed
GCMG
1059
Gyroscope Capital Management Group
Florida
-$426K -1,571 Closed
Walleye Trading
1060
Walleye Trading
New York
-$422 -1,554 Closed
SGAM
1061
Steinberg Global Asset Management
Florida
-$417K -1,538 Closed
CANY
1062
Caxton Associates (New York)
New York
-$407K -1,500 Closed
WC
1063
Wexford Capital
Florida
-$353K -1,300 Closed
HHMI
1064
Howard Hughes Medical Institute
Maryland
-$312K -1,150 Closed
QSS
1065
Quantitative Systematic Strategies
Florida
-$287K -1,056 Closed
CCP
1066
Corient Capital Partners
California
-$254K -935 Closed
CCMG
1067
Clark Capital Management Group
Pennsylvania
-$251K -926 Closed
HHC
1068
Hutchin Hill Capital
New York
-$217K -800 Closed
AF
1069
Alerus Financial
North Dakota
-$208K -768 Closed
NA
1070
NewEdge Advisors
Louisiana
-$145K -531 Closed
FC
1071
Ferris Capital
Massachusetts
-$140K -515 Closed
GI
1072
Gradient Investments
Minnesota
-$69K -255 Closed
PIM
1073
Partner Investment Management
California
-$67K -248 Closed
ST
1074
Sageworth Trust
Pennsylvania
-$66K -244 Closed
VWA
1075
V Wealth Advisors
Kansas
-$60K -224 Closed