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Prothena Corp
PRTA

Overview Fund Activity

127 hedge funds and large institutions have $542M invested in Prothena Corp in 2014 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 38 increasing their positions, 32 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
127
Holders Change
–
Holders Change %
0%
% of All Funds
3.39%
Holding in Top 10
1
Holding in Top 10 Change
+1
Holding in Top 10 Change %
%
% of All Funds
0.03%
New
24
Increased
38
Reduced
32
Closed
22
Calls
$3.1M
Puts
$4.28M
Net Calls
-$1.18M
Net Calls Change
-$4.07M

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$71.3M
2
Millennium Management
2
Millennium Management
New York
$18M
3
NI
3
Numeric Investors
Massachusetts
$7.44M
4
State Street
4
State Street
Massachusetts
$23.9M
5
BIT
5
BlackRock Institutional Trust
California
$9.22M

Top Sellers

1
Adage Capital Partners
1
Adage Capital Partners
Massachusetts
$0
2
TCIM
2
TIAA CREF Investment Management
New York
$2.06M
3
Arrowstreet Capital
3
Arrowstreet Capital
Massachusetts
$0
4
OM
4
Opaleye Management
Massachusetts
$0
5
PC
5
PointState Capital
New York
$8.3M
Name Holding Trade Value Shares
Change 		Shares
Change %
AL
126
Airain Ltd
Guernsey
– -$311K -14,029 Closed
ZIM
127
Zacks Investment Management
Illinois
– -$302K -13,609 Closed
OC
128
Oppenheimer & Co
New York
– -$245K -11,030 Closed
ORI
129
Oak Ridge Investments
Illinois
– -$224K -10,103 Closed
Credit Agricole
130
Credit Agricole
France
– -$135K -6,100 Closed
NFG
131
Next Financial Group
Texas
– -$9K -409 Closed
Ameriprise
132
Ameriprise
Minnesota
– -$2K -54 Closed
2 3 4 5
6