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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.

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

Top Sellers

1
Westfield Capital Management
1
Westfield Capital Management
Massachusetts
$13.3M
2
CCI
2
Columbus Circle Investors
$0
3
Citigroup
3
Citigroup
New York
$1.6M
4
ORI
4
Oak Ridge Investments
Illinois
$23.4M
5
Morgan Stanley
5
Morgan Stanley
New York
$4.63M
Name Holding Trade Value Shares
Change 		Shares
Change %
VOYA Investment Management
26
VOYA Investment Management
Georgia
$13M -$854K -15,308 -6%
HRCM
27
Hood River Capital Management
Florida
$10.5M +$510K +9,147 +5%
Bank of New York Mellon
28
Bank of New York Mellon
New York
$9.59M +$580K +10,397 +6%
O
29
OppenheimerFunds
New York
$9.4M +$43.5K +780 +0.5%
Charles Schwab
30
Charles Schwab
California
$8.58M +$930K +16,665 +12%
Axa
31
Axa
France
$8.48M -$257K -4,613 -3%
CS
32
Credit Suisse
Switzerland
$8.24M +$1.1M +19,789 +15%
SAM
33
Sectoral Asset Management
Quebec, Canada
$7.87M +$971K +17,400 +14%
EAM
34
Eventide Asset Management
Massachusetts
$6.7M – – –
AAMU
35
Amundi Asset Management US
Massachusetts
$6.47M -$27.4K -492 -0.4%
TCIM
36
TIAA CREF Investment Management
New York
$6.21M -$334K -5,992 -5%
GTC
37
Ghost Tree Capital
New York
$5.58M +$5.58M +100,000 New
ERSOT
38
Employees Retirement System of Texas
Texas
$5.08M -$837K -15,000 -14%
HCMT
39
Highland Capital Management (Texas)
Texas
$5.07M +$5.07M +90,943 New
JPMorgan Chase & Co
40
JPMorgan Chase & Co
New York
$5.03M -$79.6K -1,427 -2%
OM
41
Opaleye Management
Massachusetts
$4.86M +$257K +4,600 +6%
Morgan Stanley
42
Morgan Stanley
New York
$4.63M -$3.15M -56,543 -41%
Deutsche Bank
43
Deutsche Bank
Germany
$4.53M +$68.6K +1,230 +2%
HIM
44
Hillhouse Investment Management
Cayman Islands
$4.18M – – –
TA
45
Teachers Advisors
New York
$3.93M -$116K -2,082 -3%
California State Teachers Retirement System (CalSTRS)
46
California State Teachers Retirement System (CalSTRS)
California
$3.82M -$179K -3,200 -4%
GC
47
Guggenheim Capital
Illinois
$3.56M +$109K +1,949 +3%
Swiss National Bank
48
Swiss National Bank
Switzerland
$3.48M +$826K +14,800 +31%
PIM
49
Platinum Investment Management
Australia
$3.43M +$1.1M +19,800 +48%
California Public Employees Retirement System
50
California Public Employees Retirement System
California
$3.25M -$145K -2,600 -4%
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