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Prothena Corp
PRTA

Overview Fund Activity

146 hedge funds and large institutions have $2.32B invested in Prothena Corp in 2017 Q1 according to their latest regulatory filings, with 21 funds opening new positions, 45 increasing their positions, 44 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
146
Holders Change
+1
Holders Change %
+0.69%
% of All Funds
3.64%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.05%
New
21
Increased
45
Reduced
44
Closed
13
Calls
$11.7M
Puts
$14.2M
Net Calls
-$2.51M
Net Calls Change
-$4.62M

Top Buyers

1
BlackRock
BlackRock
New York
$153M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$250M
3
WIM
Woodford Investment Management
United Kingdom
$619M
4
Fidelity Investments
Fidelity Investments
Massachusetts
$316M
5
Citadel Advisors
Citadel Advisors
Florida
$15.9M

Top Sellers

1
Westfield Capital Management
Westfield Capital Management
Massachusetts
$13.3M
2
CCI
Columbus Circle Investors
$0
3
Citigroup
Citigroup
New York
$1.6M
4
ORI
Oak Ridge Investments
Illinois
$23.4M
5
Morgan Stanley
Morgan Stanley
New York
$4.63M
Name Holding Trade Value Shares
Change 		Shares
Change %
GWM
126
Geneos Wealth Management
Colorado
$6K – – –
HNB
127
Huntington National Bank
Ohio
$4K – – –
CAW
128
Cornerstone Advisors (Washington)
Washington
$4K – – –
PSUF
129
People's United Financial
Connecticut
$3K -$4.56K -73 -60%
SSB
130
Sandy Spring Bank
Maryland
$3K – – –
UBS AM
131
UBS AM
Illinois
$2.68K – – –
MPWT
132
MassMutual Private Wealth & Trust
Connecticut
$1.34K +$1.34K +24 New
WT
133
Whittier Trust
California
$1K – – –
CFA
134
Camarda Financial Advisors
Florida
$1K – – –
BKA
135
Brick & Kyle Associates
Pennsylvania
$1K – – –
Fifth Third Bancorp
136
Fifth Third Bancorp
Ohio
$1K +$150 +3 +18%
CCI
137
Columbus Circle Investors
– -$4.38M -89,052 Closed
TI
138
Trexquant Investment
Connecticut
– -$374K -7,613 Closed
CA
139
Commerzbank Aktiengesellschaft
Germany
– -$354K -7,199 Closed
Capital Fund Management (CFM)
140
Capital Fund Management (CFM)
France
– -$334K -6,800 Closed
HSBC Holdings
141
HSBC Holdings
United Kingdom
– -$294K -5,985 Closed
FMT
142
First Mercantile Trust
Tennessee
– -$144K -2,920 Closed
Group One Trading
143
Group One Trading
Illinois
– -$96K -1,950 Closed
TFA
144
Transamerica Financial Advisors
Florida
– -$3K -51 Closed
JIC
145
Joel Isaacson & Co
New York
– -$2K -48 Closed
Northwestern Mutual Wealth Management
146
Northwestern Mutual Wealth Management
Wisconsin
– -$1K -22 Closed
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