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Prothena Corp
PRTA

Overview Fund Activity

129 hedge funds and large institutions have $398M invested in Prothena Corp in 2020 Q1 according to their latest regulatory filings, with 12 funds opening new positions, 38 increasing their positions, 38 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
129
Holders Change
-12
Holders Change %
-8.51%
% of All Funds
2.85%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.04%
New
12
Increased
38
Reduced
38
Closed
21
Calls
$2.57M
Puts
$614K
Net Calls
+$1.96M
Net Calls Change
-$6.02M

Top Buyers

1
RSCM
Rock Springs Capital Management
Maryland
$5.35M
2
Point72 Asset Management
Point72 Asset Management
Connecticut
$5.52M
3
Hudson Bay Capital Management
Hudson Bay Capital Management
Connecticut
$1.93M
4
ECM
Endurant Capital Management
California
$2.74M
5
Nuveen Asset Management
Nuveen Asset Management
Illinois
$5.48M

Top Sellers

1
PAI
Palo Alto Investors
California
$8.3M
2
Fidelity Investments
Fidelity Investments
Massachusetts
$33.5M
3
Balyasny Asset Management
Balyasny Asset Management
Illinois
$0
4
OAM
Oxford Asset Management
United Kingdom
$0
5
Citadel Advisors
Citadel Advisors
Florida
$8.09M
Name Holding Trade Value Shares
Change 		Shares
Change %
AG
26
Artal Group
Luxembourg
$3.21M – – –
ECM
27
Endurant Capital Management
California
$2.74M +$1.56M +145,814 +132%
Charles Schwab
28
Charles Schwab
California
$2.59M +$36.4K +3,400 +1%
Acadian Asset Management
29
Acadian Asset Management
Massachusetts
$2.25M +$1.05M +97,916 +87%
Two Sigma Advisers
30
Two Sigma Advisers
New York
$2.18M +$30K +2,800 +1%
Axa
31
Axa
France
$1.95M +$378K +35,300 +24%
Hudson Bay Capital Management
32
Hudson Bay Capital Management
Connecticut
$1.93M +$1.77M +165,000 +1,100%
PIM
33
Platinum Investment Management
Australia
$1.37M -$136K -12,720 -9%
Morgan Stanley
34
Morgan Stanley
New York
$1.14M +$266K +24,885 +30%
Russell Investments Group
35
Russell Investments Group
United Kingdom
$999K +$138K +12,905 +16%
California Public Employees Retirement System
36
California Public Employees Retirement System
California
$956K +$47.1K +4,400 +5%
PPA
37
Parametric Portfolio Associates
Washington
$946K +$179K +16,714 +23%
Renaissance Technologies
38
Renaissance Technologies
New York
$908K +$169K +15,800 +23%
Two Sigma Investments
39
Two Sigma Investments
New York
$881K -$693K -64,732 -44%
Verition Fund Management
40
Verition Fund Management
Connecticut
$856K +$99.9K +9,330 +13%
Prudential Financial
41
Prudential Financial
New Jersey
$853K +$2.56K +239 +0.3%
RhumbLine Advisers
42
RhumbLine Advisers
Massachusetts
$843K +$120K +11,245 +17%
PAM
43
Panagora Asset Management
Massachusetts
$842K +$842K +78,711 New
Deutsche Bank
44
Deutsche Bank
Germany
$837K -$51.3K -4,793 -6%
Swiss National Bank
45
Swiss National Bank
Switzerland
$828K +$10.7K +1,000 +1%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
46
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$797K -$388K -36,300 -33%
Man Group
47
Man Group
United Kingdom
$750K -$68.9K -6,444 -8%
State of Wisconsin Investment Board
48
State of Wisconsin Investment Board
Wisconsin
$663K +$18.2K +1,700 +3%
California State Teachers Retirement System (CalSTRS)
49
California State Teachers Retirement System (CalSTRS)
California
$650K -$20.6K -1,926 -3%
AllianceBernstein
50
AllianceBernstein
Tennessee
$555K – – –
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