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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.

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 Market Value Shares Shares
Change 		Shares
Change %
Charles Schwab
26
Charles Schwab
California
$6.82M 181,879 +9,301 +5%
ORI
27
Oak Ridge Investments
Illinois
$6.76M 180,261 -107,395 -37%
Bank of New York Mellon
28
Bank of New York Mellon
New York
$6.59M 175,848 -9,572 -5%
Morgan Stanley
29
Morgan Stanley
New York
$5.87M 156,519 +67,165 +75%
Goldman Sachs
30
Goldman Sachs
New York
$5.86M 156,174 -161,822 -51%
Axa
31
Axa
France
$5.41M 144,318 -147 -0.1%
CCM
32
Camber Capital Management
Massachusetts
$4.69M 125,000 +125,000 New
EAM
33
Eventide Asset Management
Massachusetts
$4.5M 120,000 – –
TCIM
34
TIAA CREF Investment Management
New York
$4.13M 110,281 -7,177 -6%
First Manhattan
35
First Manhattan
New York
$4.02M 107,200 +57,200 +114%
New York State Common Retirement Fund
36
New York State Common Retirement Fund
New York
$3.99M 106,398 +11,498 +12%
JPMorgan Chase & Co
37
JPMorgan Chase & Co
New York
$3.91M 104,285 +5,085 +5%
ERSOT
38
Employees Retirement System of Texas
Texas
$3.41M 91,000 – –
GC
39
Guggenheim Capital
Illinois
$2.92M 77,984 +6,143 +9%
GH
40
GAM Holding
Switzerland
$2.86M 76,300 +76,300 New
PIM
41
Platinum Investment Management
Australia
$2.64M 70,400 +8,400 +14%
TA
42
Teachers Advisors
New York
$2.62M 69,942 +290 +0.4%
Citadel Advisors
43
Citadel Advisors
Florida
$2.51M 66,868 +66,868 New
Swiss National Bank
44
Swiss National Bank
Switzerland
$2.49M 66,400 +2,800 +4%
California Public Employees Retirement System
45
California Public Employees Retirement System
California
$2.36M 63,000 +2,300 +4%
California State Teachers Retirement System (CalSTRS)
46
California State Teachers Retirement System (CalSTRS)
California
$2.27M 60,534 -918 -1%
Hudson Bay Capital Management
47
Hudson Bay Capital Management
Connecticut
$1.88M 50,000 +30,000 +150%
CS
48
Credit Suisse
Switzerland
$1.84M 49,086 -94,526 -66%
UONDDL
49
University of Notre Dame du Lac
Indiana
$1.75M 46,657 +46,657 New
Renaissance Technologies
50
Renaissance Technologies
New York
$1.6M 42,700 +42,700 New
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