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Arrowhead Research

97 hedge funds and large institutions have $220M invested in Arrowhead Research in 2016 Q3 according to their latest regulatory filings, with 18 funds opening new positions, 40 increasing their positions, 19 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
97
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.79M
Puts
$4.17M
Net Calls
Net Calls Change

Top Buyers

1 +$15.9M
2 +$11.2M
3 +$8.21M
4
BBA
Baker Bros. Advisors
New York
+$6.23M
5
PA
Perceptive Advisors
New York
+$6.23M

Top Sellers

1 -$1.81M
2 -$1.35M
3 -$445K
4
ARTA
A.R.T. Advisors
New York
-$292K
5
Stifel Financial
Stifel Financial
Missouri
-$285K
Name Holding Trade Value Shares
Change
Change in
Stake
26
$1.05M
27
$939K
28
$754K
29
$735K
30
$701K
31
$672K
32
$644K
33
$542K
34
$524K
35
$461K
36
$451K
37
$448K
38
$440K
39
$400K
40
$339K
41
$325K
42
$318K
43
$317K
44
$292K
45
$283K
46
$280K
47
$275K
48
$270K
49
$265K
50
$256K