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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 %
First Manhattan
51
First Manhattan
New York
$2.79M – – –
NFA
52
Nationwide Fund Advisors
Ohio
$2.57M -$215K -3,853 -8%
RhumbLine Advisers
53
RhumbLine Advisers
Massachusetts
$2.36M +$105K +1,890 +5%
IBT
54
International Biotechnology Trust
United Kingdom
$2.34M – – –
BG
55
Bellevue Group
Switzerland
$2.29M – – –
MIM
56
Monashee Investment Management
Massachusetts
$2.23M – – –
Tudor Investment Corp
57
Tudor Investment Corp
Connecticut
$2.12M +$2.12M +38,008 New
Thrivent Financial for Lutherans
58
Thrivent Financial for Lutherans
Minnesota
$2.07M +$283K +5,070 +16%
New York State Common Retirement Fund
59
New York State Common Retirement Fund
New York
$2.07M +$56 +1 +0%
AQR Capital Management
60
AQR Capital Management
Connecticut
$2.03M -$5.91K -106 -0.3%
Royal Bank of Canada
61
Royal Bank of Canada
Ontario, Canada
$1.87M +$410K +7,345 +28%
PC
62
Polar Capital
United Kingdom
$1.67M +$1.67M +30,000 New
Susquehanna International Group
63
Susquehanna International Group
Pennsylvania
$1.65M -$585K -10,477 -26%
Citigroup
64
Citigroup
New York
$1.6M -$3.69M -66,041 -70%
PI
65
Putnam Investments
Massachusetts
$1.58M -$211K -3,785 -12%
PPA
66
Parametric Portfolio Associates
Washington
$1.49M -$10.9K -196 -0.7%
UBS Group
67
UBS Group
Switzerland
$1.47M -$1.22M -21,816 -45%
Manulife (Manufacturers Life Insurance)
68
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$1.45M +$181K +3,243 +14%
Handelsbanken Fonder
69
Handelsbanken Fonder
Sweden
$1.4M +$335K +6,000 +32%
Nuveen Asset Management
70
Nuveen Asset Management
Illinois
$1.33M -$26.5K -476 -2%
American Century Companies
71
American Century Companies
Missouri
$1.27M -$892K -15,988 -41%
ProShare Advisors
72
ProShare Advisors
Maryland
$1.27M -$316K -5,670 -20%
DekaBank Deutsche Girozentrale
73
DekaBank Deutsche Girozentrale
Germany
$1.23M -$99.8K -1,800 -8%
AIG
74
American International Group
New York
$1.17M +$59.5K +1,066 +5%
State Board of Administration of Florida Retirement System
75
State Board of Administration of Florida Retirement System
Florida
$1.09M – – –
1 2
3
4 5