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Prothena Corp
PRTA

Overview Fund Activity

132 hedge funds and large institutions have $531M invested in Prothena Corp in 2014 Q2 according to their latest regulatory filings, with 39 funds opening new positions, 50 increasing their positions, 18 reducing their positions, and 25 closing their positions.

Holders
132
Holders Change
+14
Holders Change %
+11.86%
% of All Funds
3.8%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.03%
New
39
Increased
50
Reduced
18
Closed
25
Calls
$6.8M
Puts
$5.51M
Net Calls
+$1.29M
Net Calls Change
+$1.8M

Top Buyers

1
Bank of America
1
Bank of America
North Carolina
$37.3M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$53.3M
3
State Street
3
State Street
Massachusetts
$20.3M
4
T. Rowe Price Associates
4
T. Rowe Price Associates
Maryland
$66.2M
5
Westfield Capital Management
5
Westfield Capital Management
Massachusetts
$23.9M

Top Sellers

1
O
1
OrbiMed
New York
$0
2
RCM
2
RA Capital Management
Massachusetts
$0
3
Fidelity Investments
3
Fidelity Investments
Massachusetts
$62.1M
4
PHS
4
PFM Health Sciences
California
$0
5
CAM
5
Cormorant Asset Management
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Royal Bank of Canada
101
Royal Bank of Canada
Ontario, Canada
$20K 880 +519 +144%
1IC
102
1919 Investment Counsel
Maryland
$15K 650 – –
Citigroup
103
Citigroup
New York
$14K 641 -3,485 -84%
BlackRock
104
BlackRock
New York
$12K 525 +121 +30%
GT
105
Glenmede Trust
Pennsylvania
$10K 520 – –
Bank of Montreal
106
Bank of Montreal
Ontario, Canada
$9K 398 +326 +453%
MWP
107
MYCIO Wealth Partners
Pennsylvania
$6K 275 – –
BJ
108
BlackRock Japan
Japan
$6K 248 +248 New
Creative Planning
109
Creative Planning
Kansas
$5K 201 -243 -55%
PSUF
110
People's United Financial
Connecticut
$3K 145 – –
FNBT
111
FineMark National Bank & Trust
Florida
$3K 123 – –
Ameriprise
112
Ameriprise
Minnesota
$2K 91 -2,521 -97%
HR
113
Howe & Rusling
New York
$2K 89 – –
FANJ
114
Financial Architects (New Jersey)
New Jersey
$2K 100 +100 New
LTFS
115
Ladenburg Thalmann Financial Services
Florida
$1K 65 – –
MFS
116
MSI Financial Services
Massachusetts
$1K 24 – –
JIC
117
Joel Isaacson & Co
New York
$1K 48 – –
WT
118
Whittier Trust
California
$1K 25 – –
O
119
OrbiMed
New York
– – -1,889,000 Closed
RCM
120
RA Capital Management
Massachusetts
– – -1,554,918 Closed
PHS
121
PFM Health Sciences
California
– – -541,983 Closed
CAM
122
Cormorant Asset Management
Massachusetts
– – -350,000 Closed
BBA
123
Baker Bros. Advisors
New York
– – -230,142 Closed
CCM
124
Cupps Capital Management
Illinois
– – -164,199 Closed
GTC
125
Ghost Tree Capital
New York
– – -110,000 Closed
3 4
5
6 7