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Arrowhead Research

76 hedge funds and large institutions have $86M invested in Arrowhead Research in 2017 Q4 according to their latest regulatory filings, with 28 funds opening new positions, 22 increasing their positions, 14 reducing their positions, and 7 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
76
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
$2.01M
Puts
$893K
Net Calls
Net Calls Change

Top Buyers

1 +$12.1M
2 +$11.7M
3 +$2.63M
4
PP
PDT Partners
New York
+$1.23M
5
Morgan Stanley
Morgan Stanley
New York
+$911K

Top Sellers

1 -$2.09M
2 -$941K
3 -$618K
4
MWNA
Marshall Wace North America
New York
-$425K
5
BlackRock
BlackRock
New York
-$406K
Name Holding Trade Value Shares
Change
Change in
Stake
1
$23.2M
2
$11.7M
3
$10.6M
4
$10.1M
5
$4.3M
6
$3.74M
7
$2.63M
8
$2.22M
9
$1.7M
10
$1.23M
11
$1.14M
12
$910K
13
$883K
14
$863K
15
$807K
16
$748K
17
$724K
18
$686K
19
$637K
20
$577K
21
$553K
22
$511K
23
$412K
24
$305K
25
$275K