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Prothena Corp
PRTA

Overview Fund Activity

155 hedge funds and large institutions have $1.63B invested in Prothena Corp in 2017 Q4 according to their latest regulatory filings, with 37 funds opening new positions, 51 increasing their positions, 40 reducing their positions, and 35 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
155
Holders Change
+2
Holders Change %
+1.31%
% of All Funds
3.52%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
37
Increased
51
Reduced
40
Closed
35
Calls
$6.49M
Puts
$6.99M
Net Calls
-$503K
Net Calls Change
+$346K

Top Buyers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$229M
2
State Street
2
State Street
Massachusetts
$52M
3
WIM
3
Woodford Investment Management
United Kingdom
$432M
4
SFM
4
Sphera Funds Management
Israel
$7.69M
5
CCM
5
Camber Capital Management
Massachusetts
$4.69M

Top Sellers

1
Loomis, Sayles & Company
1
Loomis, Sayles & Company
Massachusetts
$0
2
PI
2
Putnam Investments
Massachusetts
$0
3
O
3
OppenheimerFunds
New York
$0
4
AC
4
Ascend Capital
California
$0
5
Goldman Sachs
5
Goldman Sachs
New York
$5.86M
Name Holding Trade Value Shares
Change 		Shares
Change %
LJHT
126
Laurie J. Hall Trustee
$3K -$1.67K -50 -36%
HNB
127
Huntington National Bank
Ohio
$3K – – –
GWM
128
Geneos Wealth Management
Colorado
$3K +$72 +2 +2%
CAW
129
Cornerstone Advisors (Washington)
Washington
$2K – – –
SSB
130
Sandy Spring Bank
Maryland
$2K +$426 +13 +27%
UBS AM
131
UBS AM
Illinois
$1.8K – – –
ClearBridge Investments
132
ClearBridge Investments
New York
$1K – – –
KTC
133
Kistler-Tiffany Companies
Pennsylvania
$1K – – –
Fifth Third Bancorp
134
Fifth Third Bancorp
Ohio
$1K – – –
WT
135
Whittier Trust
California
$1K – – –
AG
136
Advisor Group
Arizona
$1K +$80 +2 +9%
SWM
137
SeaCrest Wealth Management
New York
$1K +$1K +32 New
Walleye Trading
138
Walleye Trading
New York
$161 +$161 +4,300 New
Loomis, Sayles & Company
139
Loomis, Sayles & Company
Massachusetts
– -$21.7M -334,381 Closed
PI
140
Putnam Investments
Massachusetts
– -$16.8M -259,387 Closed
O
141
OppenheimerFunds
New York
– -$10.9M -168,291 Closed
AC
142
Ascend Capital
California
– -$7.52M -116,059 Closed
AAMU
143
Amundi Asset Management US
Massachusetts
– -$3.75M -57,962 Closed
ARTA
144
A.R.T. Advisors
New York
– -$1.93M -29,794 Closed
Handelsbanken Fonder
145
Handelsbanken Fonder
Sweden
– -$1.62M -25,000 Closed
WBC
146
Westpac Banking Corp
Australia
– -$1.37M -21,200 Closed
NFA
147
Nationwide Fund Advisors
Ohio
– -$1.32M -20,322 Closed
Nuveen Asset Management
148
Nuveen Asset Management
Illinois
– -$1.22M -18,825 Closed
DCM
149
Dupont Capital Management
Delaware
– -$938K -14,475 Closed
Victory Capital Management
150
Victory Capital Management
Texas
– -$660K -10,190 Closed
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