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Arrowhead Research

110 hedge funds and large institutions have $541M invested in Arrowhead Research in 2014 Q3 according to their latest regulatory filings, with 21 funds opening new positions, 40 increasing their positions, 35 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
110
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$16.1M
Puts
$18.8M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
26
$4.05M
27
$3.93M
28
$3.79M
29
$2.82M
30
$2.67M
31
$2.41M
32
$2.41M
33
$2.23M
34
$2.07M
35
$2M
36
$1.93M
37
$1.89M
38
$1.83M
39
$1.76M
40
$1.75M
41
$1.73M
42
$1.7M
43
$1.69M
44
$1.64M
45
$1.41M
46
$1.4M
47
$1.33M
48
$1.28M
49
$1.25M
50
$1.18M