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Prothena Corp
PRTA

Overview Fund Activity

124 hedge funds and large institutions have $1.02B invested in Prothena Corp in 2015 Q1 according to their latest regulatory filings, with 14 funds opening new positions, 44 increasing their positions, 25 reducing their positions, and 17 closing their positions.

Holders
124
Holders Change
-3
Holders Change %
-2.36%
% of All Funds
3.31%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
14
Increased
44
Reduced
25
Closed
17
Calls
$4.7M
Puts
$9.69M
Net Calls
-$4.99M
Net Calls Change
-$3.81M

Top Buyers

1
Westfield Capital Management
1
Westfield Capital Management
Massachusetts
$66.2M
2
WIM
2
Woodford Investment Management
United Kingdom
$141M
3
VAM
3
Visium Asset Management
New York
$11.5M
4
Invesco
4
Invesco
Georgia
$10.1M
5
TI
5
Turner Investments
Pennsylvania
$9.54M

Top Sellers

1
PC
1
PointState Capital
New York
$0
2
NI
2
Numeric Investors
Massachusetts
$0
3
PA
3
Perceptive Advisors
New York
$0
4
Millennium Management
4
Millennium Management
New York
$28.2M
5
Jennison Associates
5
Jennison Associates
New York
$22M
Name Market Value Shares Shares
Change 		Shares
Change %
AIM
126
Advantage Investment Management
Iowa
– – -150 Closed
NPC
127
National Planning Corporation
California
– – -129 Closed
RC
128
RegentAtlantic Capital
New Jersey
– – -32 Closed
MFS
129
MSI Financial Services
Massachusetts
– – -24 Closed
MCM
130
Manchester Capital Management
Vermont
– – -9 Closed
MAA
131
Managed Account Advisors
New Jersey
– – -7 Closed
LWA
132
Lowe Wealth Advisors
Maryland
$0 1 – –
DADC
133
D.A. Davidson & Co
Montana
$0 1 – –
LIA
134
LS Investment Advisors
Michigan
$0 5 – –
S
135
SignatureFD
Georgia
$0 8 – –
EWM
136
Evercore Wealth Management
New York
$0 4 – –
WTB
137
Washington Trust Bank
Washington
$0 3 – –
WA
138
WFG Advisors
Texas
$0 3 – –
WTC
139
WhitTier Trust Company
Nevada
$0 3 – –
TCM
140
Tradewinds Capital Management
Washington
$0 11 – –
ZB
141
Zions Bancorporation
Utah
$0 6 +6 New
2 3 4 5
6