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1,101 hedge funds and large institutions have $51.4B invested in Biogen in 2018 Q1 according to their latest regulatory filings, with 94 funds opening new positions, 424 increasing their positions, 417 reducing their positions, and 101 closing their positions.

New
Increased
Maintained
Reduced
Closed

2% more repeat investments, than reductions

Existing positions increased: 424 | Existing positions reduced: 417

0.28% less ownership

Funds ownership: 89.1%88.83% (-0.28%)

7% less first-time investments, than exits

New positions opened: 94 | Existing positions closed: 101

2% less funds holding

Funds holding: 1,1221,101 (-21)

7% less funds holding in top 10

Funds holding in top 10: 2826 (-2)

14% less capital invested

Capital invested by funds: $60B → $51.4B (-$8.58B)

34% less call options, than puts

Call options by funds: $695M | Put options by funds: $1.05B

Holders
1,101
Holders Change
-21
Holders Change %
-1.87%
% of All Funds
25.23%
Holding in Top 10
26
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-7.14%
% of All Funds
0.6%
New
94
Increased
424
Reduced
417
Closed
101
Calls
$695M
Puts
$1.05B
Net Calls
-$355M
Net Calls Change
+$102M
Name Holding Trade Value Shares
Change
Change in
Stake
Sands Capital Management
1101
Sands Capital Management
Virginia
-$363M -1,138,777 Closed
DFO
1102
Duquesne Family Office
New York
-$34.9M -109,400 Closed
CIM
1103
Chiron Investment Management
New York
-$29M -91,096 Closed
SGA
1104
Sector Gamma AS
Norway
-$21M -65,800 Closed
BCM
1105
BlueCrest Capital Management
Jersey
-$16.1M -50,461 Closed
GCC
1106
Game Creek Capital
Massachusetts
-$10.5M -33,109 Closed
NLGIA
1107
Nippon Life Global Investors Americas
New York
-$9.84M -30,900 Closed
LG
1108
Leuthold Group
Minnesota
-$7.84M -24,619 Closed
ORI
1109
Oak Ridge Investments
Illinois
-$6.75M -21,180 Closed
Marshall Wace
1110
Marshall Wace
United Kingdom
-$6.49M -20,356 Closed
SSA
1111
Schonfeld Strategic Advisors
New York
-$6.37M -20,000 Closed
MIH
1112
Madison Investment Holdings
Wisconsin
-$5.13M -16,099 Closed
ECM
1113
Endurant Capital Management
California
-$4.91M -15,399 Closed
AF
1114
Ally Financial
Michigan
-$4.78M -15,000 Closed
SFA
1115
Sequoia Financial Advisors
Ohio
-$4.43M -13,896 Closed
Simplex Trading
1116
Simplex Trading
Illinois
-$4.29M -13,807 Closed
UFF
1117
USA Financial Formulas
Michigan
-$4.09M -12,849 Closed
Group One Trading
1118
Group One Trading
Illinois
-$3.28M -10,566 Closed
VF
1119
Virtu Financial
New York
-$3.27M -10,267 Closed
SC
1120
Scotia Capital
Ontario, Canada
-$3.17M -9,953 Closed
SAM
1121
Stansberry Asset Management
Texas
-$2.62M -8,212 Closed
HAI
1122
Hennessy Advisors Inc
California
-$2.39M -7,500 Closed
JCM
1123
Jafra Capital Management
New York
-$2.39M -7,500 Closed
TI
1124
Trexquant Investment
Connecticut
-$2.02M -6,338 Closed
CC
1125
Cognios Capital
Kansas
-$2.01M -6,318 Closed